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Location: Montreal, Canada Tasks summary: Architecture Concept & Requirements Translate mission‑level ΔV, thrust, lifetime, and reliability goals into EP system requirements (performance, power, mass, contamination, EMI). Produce System Requirements, Interface Control Documents (ICDs), and Description documents for thruster assemblies, Power‑Processing Units (PPU), propellant feed & storage, and control electronics. Perform requirement management and maintain bidirectional traceability throughout the project lifecycle. Detailed Design Perform system‑level power, thermal, and mass budget analyses; produce trade‑off matrices (thrust vs. power vs. propellant mass, reliability vs. complexity). Lead detailed mechanical/electrical design of thruster mounting, heater/thermal control, and PPU (converter, regulator, fault‑protection). Define propellant handling hardware (tanks, valves, feed‑lines, interconnects) and develop contamination control procedures. Negotiate ICDs and interface agreements with external thruster vendors and component suppliers. Support or Develop 1‑D/3‑D plume models and perform reliability prediction. Modeling & Simulation Software & Control Define command and telemetry interfaces for EP & health‑monitoring telemetry. Work with FSW teams to develop thrust profile generation, and fault detection isolation recovery (FDIR) algorithms. Cross‑Functional Coordination, Stakeholder & Program Interaction Communicate technical status, risk assessments and trade‑study results to senior management and/or customers or partners. Negotiate and manage ICDs with platform subsystems and supplier teams. Support B&P (Phase 0 & pre-phase A). Integration & Verification (IVV) Develop verification plans, test matrices, and validation procedures for unit, subsystem, and spacecraft‑level EP tests. Oversee hardware‑in‑the‑loop (HIL) and thrust‑stand testing, including thrust‑calibration, specific impulse measurement, pulse‑modulation, and lifetime cycling. Technical Leadership & Mentorship Mentor, guide junior engineers and interns. Act as technical liaison with customers, partners and external vendors Act as Continuous Improvement stakeholder Contribute to MDA’s knowledge‑base, process enhancements, and standards development. Configuration, Documentation & Standards Management Author and maintain MDA EP standards (thruster qualification, PPU design, contamination limits). • Ensure all artefacts, analysis, software, deliverables and documentations are version controlled in PLM environment. Support design reviews (SRR, PDR, CDR, MRR/TRR…etc.). Support Technology Road‑Mapping & Innovation. Launch-Site, On-Orbit & Operations Support Provide real‑time EP support during launch, early‑orbit checkout, and routine station‑keeping. Support on‑orbit checkout procedures, thruster test campaigns, and contingency recovery plans. Support SOOH development and associated operator training. B.Sc. in Electrical Engineering, Aerospace, or Physics with 8+ years of electrical propulsion engineering experience on LEO/MEO platforms. Strong knowledge of EP thruster families and their performance characteristics. Experience with propellant storage & feed‑system design (tanks, valves, micro‑valves). Strong understanding of aerospace system engineering fundamentals, space environment and orbit mechanics. Hands-on individual who can support systems integration processes and capability to test systems and resolve problems. Experience with Confluence and JIRA. Demonstrated capability to efficiently work with little to no supervision Ability to distill complex problems to fundamentals to solve with analysis, similarity, or creativity. Demonstrate excellent written and oral communication skills in English; knowledge of French will be considered an asset (Contact with clients outside Quebec and work on deliverables in English). Support the Spacecraft operations team in critical phases. Required Qualifications: • B.Sc. in Electrical Engineering, Aerospace, or Physics with 8+ years of electrical propulsion engineering experience on LEO/MEO platforms. • Strong knowledge of EP thruster families and their performance characteristics. • Experience with propellant storage & feed system design (tanks, valves, micro valves). • Strong understanding of aerospace system engineering fundamentals, space environment and orbit mechanics. • Hands-on individual who can support systems integration processes and capability to test systems and resolve problems. • Experience with Confluence and JIRA. • Demonstrated capability to efficiently work with little to no supervision • Ability to distill complex problems to fundamentals to solve with analysis, similarity, or creativity. • Demonstrate excellent written and oral communication skills in English; knowledge of French will be considered an asset (Contact with clients outside Quebec and work on deliverables in English). • Support the Spacecraft operations team in critical phases.

Location: Montreal, Canada ON-SITE IN MONTREAL IS PREFERRED; REMOTE OR HYBRID IS POSSIBLE FOR THE RIGHT CANDIDATE. * OPEN TO US AND EUROPE BASED CANDIDATES * The selected candidate will contribute to the entire payload lifecycle — from architecture definition and requirement specification to integration, verification, and in-orbit validation. The role requires good understanding of both digital signal processing and RF payload architectures, especially involving Software Defined Radio (SDR) and Direct Radiating Array (DRA) systems. TASK • Define, analyze, and validate system and subsystem requirements for digital telecommunications payloads. • Develop and execute verification plans, including defining test strategies, writing test procedures, and analyzing results. • Lead or support system-level payload test campaigns, both at equipment and spacecraft level. • Interface with payload hardware and software teams to ensure correct implementation and traceability of requirements. • Participate in technical reviews and support anomaly investigation and resolution. • Work with multi-disciplinary teams including RF, digital, embedded software, FPGA, and systems engineering. • Contribute to technology evolution by identifying opportunities for design optimization and innovation. MUST HAVE • Bachelor’s degree in Electrical Engineering, Telecommunications, Aerospace Engineering, or a related field. • 5 years+ of experience in telecommunications systems, particularly in digital payloads. (experience outside of the Space industry will also be considered) • Strong expertise in requirements verification by test, including practical experience in developing and executing test plans. • Solid understanding of digital payload architectures, including SDR-based flexible processors and beamforming using DRA. • Familiarity with hardware and software tools used in payload verification, such as: Vector Network Analyzers (VNA) and Spectrum Analyzers for RF testing, Baseband signal generators, Channel Emulators, and BER testers, Python, MATLAB, or LabVIEW for test automation and data analysis, SCPI, VISA, and similar interfaces for instrument control • Good understanding of FPGA-based systems and embedded software architectures is a plus. • Must be eligible to work in Canada, capable of obtaining necessary security clearance. COMPLIMENTARY SKILLS/KNOWLEDGE • Previous experience in Space or Constellation Operations • Development and testing of new automated testing methodologies • Knowledge of requirements Management tools such as DOORS/Windchill/Jama • Demonstrated capability to efficiently work autonomously and with little to no supervision • Written and verbal communications skills in English, knowledge of French will be considered favorably

Location: Montreal, Canada Role overview: Our client is seeking a System Engineer to perform design, integration, verification, and operational support of TT&C/PDT subsystems for current and next‑generation remote sensing and communications satellites. The role will interface with spacecraft payload teams, ground‑segment developers, and mission‑operations teams to ensure reliable command delivery, high‑fidelity telemetry acquisition, and robust data handling throughout the satellite life‑cycle. Tasks summary: Architecture Concept & Requirements Define TT&C/PDT functional architecture (command generation, uplink, telemetry downlink, on‑board data handling, RF front‑end). Conduct trade‑studies for modulation schemes, coding, frequency plans, ranging and link budgets. Produce System Requirements, Interface Control (ICDs), and Description documents. Perform requirement management and maintain bidirectional traceability throughout the project lifecycle. Collaborate with cyber‑security to embed resilience and security by design. Design & Development Lead detailed design of hardware (TT&C transceiver, RF front‑ends, antenna‑pointing) and software (command sequencer, telemetry parser, health‑monitoring). Perform link‑budget analysis, RF simulation (e.g., STK, Matlab), and error‑budget budgeting. Verify compliance with CCSDS, ECSS, ITU, and regulatory standards. Support Satellite Reference Database development and validation Cross‑Functional Coordination, Stakeholder & Program Interaction Present technical status, risk analyses, and trade‑study results to senior management. Negotiate and maintain ICDs and interface agreements with internal & external suppliers. Support B&P (Phase 0 & pre-Phase A). Integration & Verification (IVV) Develop test plans, procedures, and verification matrices for unit, subsystem, and spacecraft‑level TT&C tests. Execute RF link testing, BER, command latency, and telemetry integrity verification. Manage anomaly investigation, root‑cause analysis, and corrective actions. Technical Leadership & Mentorship Mentor, guide junior engineers and interns. Act as technical liaison with customers, partners and external vendors Act as Continuous Improvement stakeholder Contribute to client’s knowledge‑base, process enhancements, and standards. Configuration, Documentation & Standards Management • Ensure all artefacts, analysis, software, deliverables and documentations are version controlled in PLM environment. Support design reviews (SRR, PDR, CDR, MRR/TRR…etc.). Support Technology Road‑Mapping & Innovation On‑Orbit & Operations Support Support launch‑pre‑launch and early‑orbit checkout – validate command uplink, telemetry acquisition, and on‑board software hand‑over. Provide real‑time C&T support during nominal and contingency operations. Maintain ground‑segment configuration (gateways, mission control servers, monitoring dashboards). Support SOOH development and associated operator trainings. Required Qualifications: B.Sc. in Electrical Engineering, Aerospace or related field with 8+ years of TT&C/PDT System design experience on LEO/MEO/GEO platforms. Strong knowledge of CCSDS TM/TC packet standards, ECSS telemetry & command protocols, PUS services and ITU frequency regulations. Proficiency in RF link‑budget analysis, S‑band/X‑band/Ka‑band modem architecture. Strong understanding of aerospace system engineering fundamentals, space environment and orbit mechanics. Hands-on individual who can support systems integration processes and capability to test systems and resolve problems. Experience with Confluence and JIRA. Demonstrated capability to efficiently work with little supervision. Ability to distill complex problems to fundamentals to solve with analysis, similarity, or creativity. Demonstrate excellent written and oral communication skills in English; knowledge of French will be considered an asset (Contact with clients outside Quebec and work on deliverables in English).

Location: Montreal, Canada Summary: Manage, monitor, and control LEO/MEO communication constellation satellites. 24/7 mission operations — telemetry analysis, command execution, anomaly troubleshooting. Key areas: satellite health monitoring, orbit maintenance, collision avoidance (conjunction analysis) , ground station coordination, flight procedure development, scripting automation. Shift work in SOCC required. Key requirements: B.Sc. Electrical Engineering, Aerospace, or related | 10+ years LEO/MEO mission planning, on-orbit testing, and operations Strong space systems engineering — orbit mechanics, space environment, RF telecom Ground segment + space segment knowledge LEOP (Launch & Early Orbit Phase) experience Collision avoidance / conjunction analysis / ITU-FCC-ESA compliance GNC knowledge (collaborates with GNC team) Confluence + JIRA experience English required; French is an asset (Montreal) This role is operations-focused, not pure RF. Look for candidates who have worked in mission operations centers (SOCC), managed satellite telemetry/commands, and have LEOP experience. RF background is helpful but not the primary filter.

Location: Montreal, Canada Role overview: Our client is seeking a Satellite C&DH System Engineer to support and/or design, integrate, verify, and support the on‑board command, control and data management functions for current and next‑generation remote sensing & communications satellite programs. The role will own the C&DH functional architecture, drive trade‑studies, and may provide technical authority throughout the spacecraft life‑cycle. Tasks summary: Architecture Concept & Requirements Translate mission‑level requirements into C&DH functional and non‑functional specifications. Produce System Requirements, Interface Control (ICDs), and Description documents. Perform requirement management and maintain bidirectional traceability throughout the project lifecycle. Collaborate with cyber‑security to embed resilience and security by design, ECU. Design & Development Lead detailed design of on‑board processors, data‑buses (SpaceWire, MIL‑1553, CAN, Ethernet), memory subsystems, and I/O interfaces. Support software architecture: command sequencing, telemetry packetization, health‑monitoring, services, fault‑detection‑isolation‑recovery (FDIR). Support Satellite Reference Database development and validation Cross‑Functional Coordination, Stakeholder & Program Interaction Communicate technical status, risk assessments and trade‑study results to senior management and/or customers or partners. Work with FSW teams to define RTOS, APIs, task scheduling, real‑time operating system configuration, services usage. Define uplink command formatting, downlink telemetry packet structures, and ground‑segment data‑handling interfaces (mission‑control servers, data‑archiving pipelines). Coordinate with the TT&C/PDT engineering and Ground Segment ICDs to ensure end‑to‑end data integrity. Support B&P (Phase 0 & pre-phase A). Integration & Verification (IVV) • Develop verification plans, test matrices, and validation procedures for unit, subsystem, and spacecraft level C&DH tests. • Execute functional tests, bus‑protocol compliance, SIL and HIL campaigns. • Manage anomaly investigations, root‑cause analysis, and corrective‑action implementation. Technical Leadership & Mentorship Mentor, guide junior engineers and interns. Act as technical liaison with customers, partners and external vendors Act as Continuous Improvement stakeholder Contribute to our client’s knowledge‑base, process enhancements, and standards. Configuration, Documentation & Standards Management Author and maintain C&DH standards (bus protocols, data‑format conventions, redundancy policies). Ensure all artefacts, analysis and documentations are version controlled in PLM environment. Support design reviews (SRR, PDR, CDR, MRR/TRR…etc.). Support Technology Road‑Mapping & Innovation On‑Orbit & Operations Support Support launch‑pre‑launch and early‑orbit checkout, validate satellite functions, HK and nominal operation Support and analyse on‑orbit telemetry, update filter parameters as needed. • Support SOOH development and associated operator trainings Required Qualifications: B.Sc. in Electrical Engineering, Aerospace or related field with 8+ years of C&DH engineering experience on LEO/MEO/GEO platforms. Deep knowledge of spacecraft data‑bus standards: SpaceWire, MIL‑1553, CAN‑A, Ethernet, CCSDS packet telemetry/command and PUS services. Knowledge in processor, FPGA, firmware and embedded Strong understanding of aerospace system engineering fundamentals, space environment and orbit mechanics. Hands-on individual who can support systems integration processes and capability to test systems and resolve problems. • Experience with Confluence and JIRA. Demonstrated capability to efficiently work with little supervision. Ability to distill complex problems to fundamentals to solve with analysis, similarity, or creativity. • Demonstrate excellent written and oral communication skills in English; knowledge of French will be considered an asset (Contact with clients outside Quebec and work on deliverables in English).

Location: Montreal, Canada ON-SITE IN MONTREAL IS PREFERRED; REMOTE OR HYBRID IS POSSIBLE FOR THE RIGHT CANDIDATE. * OPEN TO US AND EUROPE BASED CANDIDATES * As part of the the Software Integration Team, you will serve as the technical focal point for software integration planning and execution, overseeing contributions from various development teams (e.g., digital processing, embedded control, test automation, and ground segment). You will define the integration strategy, verify interfaces, lead validation activities, and review the documentation and development plans to ensure alignment with system-level requirements TASK • Define and maintain the software integration strategy and schedule across multiple teams and subsystems. • Ensure the compatibility of software interfaces between digital payload units, system controllers, and test systems. • Oversee the integration and test campaigns of software components in lab environments and, later, in system-level payload testing. • Drive the verification and validation (V&V) process for integrated software, ensuring traceability to system requirements. • Coordinate closely with systems engineering to ensure software behavior aligns with payload-level functional and performance expectations. • Review software development plans, ICDs, interface documentation, test reports, and release notes to confirm completeness and compliance. • Identify integration risks early and support troubleshooting, debugging, and resolution of system-level software issues. • Foster collaboration across software, hardware, and systems teams to ensure robust and consistent integration practices. MUST HAVES • Bachelor’s degree in Software Engineering, Computer Science, Electrical Engineering, or related field. • 5+ years of experience in software development and integration, preferably in the aerospace or telecommunications domain. • Strong experience leading software integration activities in complex, distributed systems. • Good understanding of digital telecommunications payloads, especially architectures involving Software Defined Radio (SDR) and digital beamforming. • Familiarity with embedded software, real-time operating systems (RTOS), FPGA interfaces, and communication protocols. • Hands-on knowledge of test automation, CI/CD practices, and tools such as GitLab, Jenkins, Python, MATLAB, and Docker. • Ability to coordinate across disciplines and manage technical risks associated with software integration. • Must be eligible to work in Canada and capable of obtaining necessary security clearance. COMPLIMENTARY SKILLS/KNOWLEDGE • Previous experience in Space and/or Constellation Operations • Knowledge of requirements Management tools such as DOORS/Windchill/Jama • Demonstrated capability to efficiently work autonomously and with little to no supervision • Strong written and verbal communications skills in English, knowledge of French will be considered favorably

Location: Canada; United States Role: As a member of the Systems Engineering Department, the Platform RF/EMC Systems Engineer will provide technical expertise necessary to ensure electromagnetic compatibility (EMC) of the Platform system given the radio frequency (RF) environments of the communications payloads. Tasks: Depending on the job function, the Platform RF/EMC Systems Engineer will perform and participate in the following tasks and activities depending on the background and experience of the candidate: Perform EMC analyses and interpret unit-level EMC test reports Review communication Payload RF transmitter/receiver analyses & test results and recommend any necessary design enhancements to ensure electromagnetic compatibility with the Platform subsystems Prepare system-level EMC test plans and conduct satellite-level EMC testing Support Platform design activities related to grounding & shielding and wiring harness signal segregation & routing Troubleshoot EMC-related issues on integrated satellite and Platform Engineering Model (FlatSat) test setups Support RF/EMC aspects of systems engineering documentation including requirements specifications, statement of compliance, verification matrix and design descriptions Support various program reviews: , SRR, PDR and CDR Must haves: Bachelor’s degree in electrical or aerospace engineering 5+ years of relevant experience Strong RF and/or EMC engineering background Substantial experience with large scale system-level EMC testing Experience with unit-level EMC testing per international standards (or equivalent) methods & testing levels Systems engineering background including experience with RF, digital & analog electronic unit designs and wiring harnesses Complementary skills/knowledge: Understanding of the space environment and communication satellites Demonstrated capability to efficiently work with little to no supervision Ability to lead and/or mentor junior members of the engineering team Strong written and verbal communications skills in English, knowledge of French will be considered favorably

Location: Canada; United States; France Key Responsibilities • Act as editor-in-chief of the Satellite Operations Handbook: gather documentation and inputs from subsystem teams (power, thermal, AOCS, TT&C;, payload, FDIR, ground segment) and integrate them into one coherent, fluid text. • Interview subsystem engineers to close gaps, resolve ambiguities, and verify the technical accuracy of every section. • Rewrite engineering source material into clear, unambiguous, procedure-grade language suitable for use by operators in real-time operations. • Structure the handbook across the mission lifecycle: nominal operations, contingency and FDIR response, and subsystem reference sections. • Maintain revision and configuration control; organize and run formal review cycles with engineering and operations stakeholders. • Establish and enforce a style guide, templates, and terminology consistency across all contributors. Required Qualifications • Proven long-form technical authorship — a PhD thesis, published research, or prior authorship of operations manuals, handbooks, flight rules, or procedures. (Per the hiring manager: "People who have written PhD theses would be ideal candidates.") • Working knowledge of satellites and space systems — able to read, understand, and interrogate subsystem engineering documentation. • Fast learner with a synthetic mind: able to compress many inconsistent sources into one clear narrative. • Excellent written English. Preferred Qualifications • Background in satellite operations, spacecraft systems engineering, or mission analysis. • French language skills (Montreal-based team). • Familiarity with documentation and requirements tools (DOORS, Confluence) and ECSS/NASA documentation culture. • Experience authoring training materials or certifying operations personnel.

Location: Montreal, Canada The Satellite-Level Verification and Validation (V&V) Engineer focuses on the highest tier of spacecraft integration, ensuring the fully assembled satellite meets all mission, launch provider, and environmental requirements. Role Overview This role manages the end-to-end verification lifecycle at the highest tier of architecture. It starts at the beginning of the program with verification planning and test methodology design, continues through full-system functional and environmental validation, and concludes with final qualification sign-off and in-orbit initialization readiness. Key Responsibilities & Tasks Verification Architecture & Matrix Ownership: Define the global verification strategy; author the System Verification Plan (SVP) and own the master Verification Control Matrix (VCM) to prove 100% requirement compliance. Method of Compliance (MoC) Definition: Determine the optimal, most cost-effective blend of Verification by Test, Analysis, Demonstration, and Inspection (TADI) for complex mission-level requirements. End-to-End Mission Validation: Design and execute full-system functional tests, "Day-in-the-Life" (DITL) mission simulations, and complex Fault Detection, Isolation, and Recovery (FDIR) validation scenarios. Environmental & Launch Qualification: Define test profiles, pass/fail criteria, and post-test correlation frameworks for full spacecraft environmental campaigns (Thermal Vacuum, Sine-Vibe, Acoustic, Shock). Sign-off & Qualification Review: Lead Technical Review Boards, manage non-conformance reports (NCRs), present compliance evidence at Qualification Reviews (QR), and build the final Flight Readiness data package. Candidate Prerequisites ("Must Haves") Experience: 5+ years in aerospace systems engineering, systems V&V, or space mission qualification roles. Systems Engineering Mastery: Deep understanding of how platform subsystems and digital/RF payloads interact to satisfy top-level mission performance metrics. Requirements Management: Expert-level capability in tracing, decomposing, and closing out complex requirements using enterprise tools like DOORS, Jama, or Windchill. Data Synthesis & Analysis: Advanced skills using Python or MATLAB to parse multi-subsystem telemetry, correlate test data with analytical models, and automate post-test verification reporting.

Location: Montreal, Canada; United States ON-SITE IN MONTREAL IS PREFERRED; REMOTE OR HYBRID IS POSSIBLE FOR THE RIGHT CANDIDATE. Role: As part of the System Engineering Department, the Junior FDIR-FSW Engineer will be work with the Senior FDIR-FSW Systems Engineers, operations, systems, subsystem, and payload engineers to document and review system designs for FDIR. Tasks: The Junior FDIR-FSW Engineer will perform and participate in the following tasks and activities, depending on the background and experience of the candidate. Document the fault detection actions of the platform and payload at the system and subsystem levels. Work with system, subsystem, payload and unit teams to review FMECAs and provide feedback on the detection, isolation, and recovery of failures modes. Provide input to the Operations team for Operations Procedures, Operations Manuals, and Satellite test procedures to ensure that the Operations documents and FDIR strategy are aligned. Review ICDs to provide inputs to the satellite DB team for parameters and monitors. Review payload, platform, and subsystem design and requirements to ensure that the design is compliant with FDIR requirements. Review Operations Procedures to ensure that they algin with the FDIR strategy. Review FDIR test artifacts to determine if the tests are successful. Verification & Validation Matrices for payload and platform FDIR requirements. Support the operations team as needed for In-Orbit Test (IOT), anomaly resolution + FDIR. Support the payload team for definition of payload to platform FDIR. Support the ICD development activities both HW and SW/DB Must haves Bachelor’s degree in electrical engineering, computer science or in a relevant field · At least 5 years of relevant practical experience – Can be supplemented with higher degrees relevant to Engineering. · Knowledge of LEO/MEO satellite systems. Knowledge of satellite systems and subsystems. Complementary skills/knowledge Previous experience in Constellation FDIR Creation of Fault Trees and FMECAs Working knowledge of PUS services Experience and/or development of payloads Knowledge of MS Excel, for the purposes of engineering analyses Strong written and verbal communications skills in English, knowledge of French will be considered favorably

Location: Canada; United States Role: We are is looking for qualified Payload System Verification and Validation Engineers to join our advanced satellite payload development team. This role focuses on system-level engineering of next-generation digital communications payloads, with a strong emphasis on requirements verification through test . The selected candidate will contribute to the entire payload lifecycle — from architecture definition and requirement specification to integration, verification, and in-orbit validation. The role requires good understanding of both digital signal processing and RF payload architectures , especially involving Software Defined Radio (SDR) and Direct Radiating Array (DRA) systems. Tasks Define, analyze, and validate system and subsystem requirements for digital telecommunications payloads. Develop and execute verification plans , including defining test strategies, writing test procedures, and analyzing results. Lead or support system-level payload test campaigns, both at equipment and spacecraft level. Interface with payload hardware and software teams to ensure correct implementation and traceability of requirements. Participate in technical reviews and support anomaly investigation and resolution. Work with multi-disciplinary teams including RF, digital, embedded software, FPGA, and systems engineering. Contribute to technology evolution by identifying opportunities for design optimization and innovation. Must haves Bachelor’s degree in Electrical Engineering, Telecommunications, Aerospace Engineering, or a related field. 5 years+ of experience in telecommunications systems, particularly in digital payloads. (experience outside of the Space industry will also be considered) Strong expertise in requirements verification by test , including practical experience in developing and executing test plans. Solid understanding of digital payload architectures , including SDR-based flexible processors and beamforming using DRA. Familiarity with hardware and software tools used in payload verification, such as: Vector Network Analyzers (VNA) and Spectrum Analyzers for RF testing Baseband signal generators , Channel Emulators , and BER testers Python , MATLAB , or LabVIEW for test automation and data analysis SCPI , VISA , and similar interfaces for instrument control Good understanding of FPGA-based systems and embedded software architectures is a plus. Must be eligible to work in Canada, capable of obtaining necessary security clearance. Complementary skills/knowledge Previous experience in Space or Constellation Operations Development and testing of new automated testing methodologies Knowledge of requirements Management tools such as DOORS/Windchill/Jama Demonstrated capability to efficiently work autonomously and with little to no supervision Written and verbal communications skills in English, knowledge of French will be considered favorably

Location: Montreal, Canada The Platform Systems Verification and Validation (V&V) Engineer focuses on the satellite bus , ensuring the core infrastructure subsystems are fully verified and ready to support the payload. Role Overview This role focuses on the functional verification of the utility subsystems that keep the satellite alive and oriented. It ensures the core platform—including power, thermal control, propulsion, and pointing—operates flawlessly and responds correctly to the onboard flight software. Key Responsibilities & Tasks Bus Subsystem Verification : Test and validate critical platform subsystems, including Attitude Determination and Control (ADCS), Electrical Power Subsystems (EPS), Thermal Control (TCS), and Propulsion. Hardware-in-the-Loop (HIL) : Utilize HIL testbeds to simulate orbital dynamics and sensor inputs (star trackers, GPS, sun sensors) to verify ADCS pointing accuracy. Power & Harness Validation : Perform power budget verification, battery charge/discharge cycle testing, and solar array simulator (SAS) integration. Flight Software (FSW) Interfacing : Test command routing, telemetry packet generation, and fault detection, isolation, and recovery (FDIR) loops. Subsystem Interface Control : Verify that all physical, data (CAN, SpaceWire, RS-422), and electrical interfaces between platform subsystems are compliant. Candidate Prerequisites ("Must Haves") Experience : 5+ years verifying aerospace subsystems, embedded robotics, or satellite platform architectures. Technical Breadth : Strong knowledge of power electronics, orbital mechanics, thermal management, or control systems. Simulators & Automation : Experience with automated test scripting (Python/MATLAB) to control power supplies, loads, and simulated sensor inputs. Protocol Expertise : Familiarity with space-industry data protocols and avionics testing architectures.

Location: Montreal, Canada Role Overview: As a Senior PCB Design Engineer, you will take on a leadership position within our hardware design group. Your key duties will revolve around crafting, executing, and validating mixed-signal (Digital & RF) Printed Circuit Boards (PCBs) customized for application in satellite and other orbital systems. These applications encompass a diverse spectrum, encompassing digital control/processing,  motor drive units,  onboard processors,  and mass-storage units, all of which utilize cutting-edge space technologies. Key Responsibilities: Lead the digital/analog PCB design for space environments. Mentor and oversee junior team members and interns in PCB design. Translate board-level requirements into a comprehensive design concept (incorporating architecture, I/Os, key components, power dissipation estimates, FPGA integration, software integration, etc.). Collaborate closely with FPGA, software, and test designers to finalize functional concepts and streamline integration. Complete or review the schematic capture level design. Identify and manage technology and design risks. Provide guidance to ensure Design for Manufacture/Test in space environments. Supervise and review design layout constraints, parts placement, manufacturing, and assembly drawings. Prepare or review lists of long lead items, bills of materials, and ensure parts qualifications for space. Conduct and review circuit simulations (using tools like SPICE, Hyperlynx, ADS, etc.) and various design analyses (e.g., worst-case scenarios, FMECA). Coordinate with various specialized teams (structural, thermal, packaging, manufacturing, quality assurance, etc.) to conduct necessary reviews for PCB component placement and layout. Oversee board assembly and manufacturing tests. Prepare and review various documents, including review presentations, test plans, test procedures, etc. Lead and guide junior team members in testing, troubleshooting, and debugging complex mixed-signal boards. Provide support for environmental and functional tests and validation for space missions. Report progress and address issues to the program lead or manager. Required Qualifications: Bachelor’s degree in electrical engineering, computer engineering, or equivalent field. Minimum of seven (7) years of experience in designing processor, digital, analog, high-speed, or mixed-signal PCBs. Demonstrated expertise in at least one of these areas of competence. Proficiency in coaching and supervising junior team members and interns. Experience in design architecture and handling multidisciplinary specifications and reviews (FPGA, software, mechanical, etc.). Proficiency in tools/software languages such as Excel spreadsheets, Python, MathCAD, Spice, Matlab, JIRA, etc. Strong understanding of electronic circuits and communication protocols, coupled with extensive PCB design experience. Knowledge of PCB manufacturing processes. Exposure to mechanical packaging is a valuable asset. Experience conducting analyses (FMECA, WCA, signal integrity, power integrity, etc.) using various tools like SPICE, ADS SiPro, Hyperlynx, etc.

Location: United States; Canada 📍 Location: Montreal, Quebec, Canada 🏢 Work Setup: 100% On-site 💼 Employment Type: Full-time ✈️ Benefits: Full Relocation Package + Relocation Bonus About the Role We are seeking an experienced Satellite Platform TT&C Systems Engineer to join a leading space technology organization in Montreal. This is an exciting opportunity to contribute to the design and development of satellite communication systems supporting next-generation space missions. Key Requirements Bachelor's degree in Electrical Engineering 5+ years of relevant industry experience Strong background in RF engineering Experience with communication subsystems, including transceivers, couplers, filters, and antennas Knowledge of communication standards and regulations, including ITU, CCSDS, and ETSI Must be eligible to obtain Controlled Goods Program (CGP) clearance What We Offer Competitive compensation Comprehensive benefits package Full relocation assistance Relocation bonus Opportunity to work on cutting-edge satellite and space technologies in a collaborative engineering environment If you have a passion for satellite communications and RF systems engineering and are open to relocating to Montreal, we'd love to hear from you!

Location: Montreal, Canada Tasks summary: Architecture Concept & Requirements • Gather functional, performance, pointing, environmental and security requirements from mission stakeholders & CONOPs. • Capture, trace and map payload requirements from mission level to subsystem level • Coordinate with cybersecurity team for payload‑specific assessments • Perform requirement management and maintain bidirectional traceability throughout the program life cycle. Payload Architecture & Design • Design the SAR system architecture (antenna arrays & RF front-end Tx/Rx components, digital beamforming, processing chain and digital electronics, power, thermal, and mass). • Lead the conceptual, preliminary, and detailed design phases, producing trade studies, performance budgets). • Produce Interface Control Documents (ICDs) with other subsystems and ground segment. • Provide system‑level specifications to hardware designers, review schematics, layouts, thermal interfaces, and mechanical constraints Simulation & Analysis • Perform performance simulations for tolerance budgeting and image quality. • Support algorithm and analytical development to process SAR. • Define and maintain Payload DC power budget with utilization models. • Perform FMECA, Fault tree and FDIR, reliability modeling and availability to meet mission objectives Cross‑Functional Coordination, Stakeholder & Program Interaction • Communicate technical status, risk assessments and trade‑study results to senior management and/or customers or partners. • Support payload design authority in System design reviews, Power/Structure/Thermal interfaces and Mission Operations assessments. • Liaise with Electrical, Power, Structures, Thermal, Software, Ground‑Segment and Mission‑Operations teams to resolve integration issues early. • Support B&P (Phase 0 & pre-phase A). Integration & Verification (IVV) • Develop Payload Verification Master Plan covering unit‑test, subsystem‑test, payload‑level test, environmental and electromagnetic compatibility (EMC) test campaigns. • Lead test‑automation framework set‑up, test‑case definition, results analysis and test‑report certification. Technical Leadership & Mentorship • Mentor, guide junior engineers and interns. • Act as technical liaison with customers, partners and external vendors • Act as Continuous Improvement stakeholder • Contribute to our client's knowledge‑base, process enhancements, and standards development. Configuration, Documentation & Standards Management • Ensure all artefacts, analysis, firmware, deliverables and documentation are version controlled in PLM environment. • Lead and Support design reviews (SRR, PDR, CDR, MRR/TRR…etc.). • Support Technology Road‑Mapping & Innovation. • Provide technical support to Mission Operations for routine payload health monitoring, contingency handling and performance trending. • Lead root‑cause investigations for on‑orbit anomalies; update design baselines and lessons‑learned. • Analyze on‑orbit telemetry, update filter parameters, and generate performance reports. • Support SOOH development and associated operator training. Required Qualifications: • B.Sc. in Electrical Engineering, Computer science or Physics with 10 + years of experience supporting SAR remote sensing system development, integration and test on LEO/MEO missions. • Strong technical-writing ability (requirements, ICDs, test procedures, risk reports) and presentation skills; comfortable interfacing with customers, suppliers and senior leadership. • Strong understanding of aerospace system engineering fundamentals. • Hands-on individual who can support systems integration processes and capability to test systems and resolve problems. • Experience with Confluence and JIRA. • Demonstrated capability to efficiently work with little supervision. • Ability to distill complex problems to fundamentals to solve with analysis, similarity, or creativity. • Demonstrate excellent written and oral communication skills in English; knowledge of French will be considered an asset (Contact with clients outside Quebec and work on deliverables in English).

Location: Costa Mesa, United States WHAT YOU’LL DO: Utilize first principle methods and design tools to develop new aircraft products Own development of primary and secondary aircraft structural parts and assemblies (metallic and composite) from preliminary design through prototype manufacturing Perform complex modeling and finite element analysis at the detailed component level, major assembly level, and aircraft level (analysis simulations to include strength, buckling, damage tolerance, and delamination) Apply design for manufacturing concepts to create solutions that are cost effective and easy to manufacture at rate Conduct trade studies and perform design and analysis research of complex engineering concepts to determine an optimal solution for weight, performance, manufacturability, cost, and/or schedule Collaborate in a multidisciplinary environment to solve complex, open-ended problems with an emphasis on schedule and cost objectives Coordinate work with mechanical systems, systems integration, aerodynamics, manufacturing, project engineering, and other team members Onsite engineering support at manufacturing and integration sites REQUIRED QUALIFICATIONS B.S. in Aerospace Engineering or Mechanical Engineering, or equivalent experience 5+ years of experience in aerospace or related industry Strong technical knowledge in core engineering principles, fundamental mechanics of composite materials, design, analysis, testing, and fabrication Deep understanding of load paths, design practices, and hand calculations to design robust structurally efficient assemblies Proven ability to design high performance structures and execute their fabrication Self-directed, results oriented, and capable of working in a dynamic environment Excellent time management, organizational, and communication skills Ability to obtain and maintain US DoD Secret Clearance or higher PREFERRED QUALIFICATIONS Experience with clean sheet aircraft configuration Experience with high temperature materials Experience with thermal gradient structural analysis Siemens NX proficiency Experience with fast paced prototype design and manufacture of uncrewed aircraft Experience with high temperature materials selection Prior experience working in high speed programs Hands-on experience with manufacturing Practical aircraft knowledge (pilots license, A&P, etc.)

Location: Costa Mesa, United States Our Client is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century’s most innovative companies to the defense industry, Our client is changing how military systems are designed, built and sold. The family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and control center. As the world enters an era of strategic competition, they are committed to bringing cutting-edge autonomy, AI, computer vision, sensor fusion, and networking technology to the military in months, not years. The Air Dominance and Strike Aerostructures Engineering Team is responsible for designing and analyzing advanced structural parts for Group 5 air vehicles and missile platforms. Air Dominance and Strike Structures Engineers own the full development lifecycle, from conceptual to detailed design and analysis of primary and secondary structures ensuring high-performance, resilient, and scalable mechanical systems that meet the demands of complex, contested environments. WHAT YOU’LL DO: Utilize first principle methods and design tools to develop new aircraft products Own development of primary and secondary aircraft structural parts and assemblies (metallic and composite) from preliminary design through prototype manufacturing Perform complex modeling and finite element analysis at the detailed component level, major assembly level, and aircraft level (analysis simulations to include strength, buckling, damage tolerance, and delamination) Apply design for manufacturing concepts to create solutions that are cost effective and easy to manufacture at rate Conduct trade studies and perform design and analysis research of complex engineering concepts to determine an optimal solution for weight, performance, manufacturability, cost, and/or schedule Collaborate in a multidisciplinary environment to solve complex, open-ended problems with an emphasis on schedule and cost objectives Coordinate work with mechanical systems, systems integration, aerodynamics, manufacturing, project engineering, and other team members Onsite engineering support at manufacturing and integration sites REQUIRED QUALIFICATIONS B.S. in Aerospace Engineering or Mechanical Engineering, or equivalent experience 5+ years of experience in aerospace or related industry Strong technical knowledge in core engineering principles, fundamental mechanics of composite materials, design, analysis, testing, and fabrication Deep understanding of load paths, design practices, and hand calculations to design robust structurally efficient assemblies Proven ability to design high performance structures and execute their fabrication Self-directed, results oriented, and capable of working in a dynamic environment Excellent time management, organizational, and communication skills Ability to obtain and maintain US DoD Secret Clearance or higher PREFERRED QUALIFICATIONS Experience with clean sheet aircraft configuration Siemens NX proficiency Experience with fast paced prototype design and manufacture of uncrewed aircraft Experience with high temperature materials selection Broad experience across a range of aircraft programs Hands-on experience with manufacturing Practical aircraft knowledge (pilots license, A&P, etc.)

Location: Montreal, Canada As a Senior Electrical Satellite Systems Engineer, you’ll play a pivotal role in ensuring end-to-end mission success. You will lead the definition, integration, verification, and operational readiness of the satellite electrical architecture — from subsystem trade studies and design reviews to launch and early orbit phases. You’ll act as a technical authority across payload and bus domains, mentoring junior engineers and serving as a trusted point of contact for operators, customers, and launch partners. Key Responsibilities System Design and Development Support ongoing design of electrical subsystems through final flight design, build, and test. Define system requirements and maintain performance budgets across power, data, and reliability. Requirements Management Maintain system requirements, verification, and test matrices from mission level down to subsystems. Technical Analysis Perform and manage analyses including power budgets, failure mode analysis, and reliability. Interface Control Manage interface control documents (ICDs) to ensure proper electrical connections between subsystems. Testing and Verification Develop and oversee execution of test plans and procedures to verify and validate satellite performance through qualification and LEOP phases. Documentation Prepare and maintain design reports, specifications, and verification matrices. Team Leadership Provide technical guidance and mentorship to junior engineers and collaborate with multidisciplinary teams (software, mechanical, ground segment) Supplier and Project Management Oversee subcontractors and vendors to ensure compliance with program requirements. Program Support Participate in major reviews including SRR, PDR, CDR, TRR, PSR, and LRR. Required Skills and Experience Education Bachelor’s or Master’s in Electrical Engineering, Systems Engineering, Aerospace Engineering, or a related field. Experience 15+ years in satellite systems design for LEO constellations, with full lifecycle experience. Technical Expertise Systems Leadership & Architecture Define spacecraft electrical system architecture ensuring optimal payload–bus integration. Develop and maintain system-level documentation (Satellite Reference Database, Parameter Book, CONOPS). Oversee subsystem interfaces for avionics, power, AOCS, propulsion, TT&C, thermal, and data handling. Own requirements management, flow-down, and traceability across the project lifecycle. Conduct gap analyses and ensure subsystem requirements meet mission-level objectives. Design, Verification & Validation Define and validate electrical performance budgets (power, data, fault management). Lead all V&V phases including electrical ground testing (qualification, TVAC, EMC/EMI), and environmental qualification. Drive fault detection, isolation, and recovery (FDIR) strategy and contribute to flight software validation. Oversee system-level integration testing and ensure design compliance. Lead readiness for launch, early orbit, and end-of-rendezvous operations. Operations & Launch Support Interface with launch providers to ensure compliance with integration and environmental requirements. Provide technical leadership during launch campaigns, LEOP, and in-orbit testing. Support Satellite Operations Control Center (SOCC) activities including telemetry, command databases, and anomaly resolution. Stakeholder Communication & Leadership Engage with customers and satellite operators on complex technical matters. Mentor junior engineers and promote systems thinking and disciplined engineering practice. Lead and document design reviews ensuring compliance with ECSS, PUS-STD, and internal standards. Tools & Soft Skills Experience with flight engineering software, Agile methods, and modeling/simulation tools (e.g., MATLAB). Strong written and verbal communication with both technical and non-technical stakeholders. Proven analytical and problem-solving abilities in dynamic, ambiguous environments.