Senior Financial Controller

Location: United States About Nebius: Nebius is leading a new era in cloud infrastructure for the global AI economy. We are building a full-stack AI cloud platform that supports developers and enterprises from data and model training through to production deployment, without the cost and complexity of building large in-house AI/ML infrastructure. Built by engineers, for engineers. From large-scale GPU orchestration to inference optimization, we own the hard problems across compute, storage, networking and applied AI. Listed on Nasdaq (NBIS) and headquartered in Amsterdam, we have a global footprint with R&D hubs across Europe, the UK, North America and Israel. Our team of 1,500+ includes hundreds of engineers with deep expertise across hardware, software and AI R&D. Role Overview The Senior Controller is responsible for full financial ownership of assigned US entities, including month-end close, statutory and tax compliance, and overall financial integrity. This role acts as a trusted business partner to cross-functional stakeholders, ensuring accurate month-end close, strong controls and proactive financial oversight. The position requires a highly experienced accounting professional with a Big 4 background, capable of leading complex accounting matters, driving process improvements and enhancing automation and scalability of finance operations. Key Responsibilities Full Ownership of US Entities Act as the primary finance owner for assigned US entities, ensuring end-to-end accountability for financials. Serve as a trusted partner to stakeholders across Tax, Legal, FP&A and business teams. Provide financial insights, guidance, and support for business decisions and transactions. Lead transformation initiatives (local and global), including automation and standardization of processes to improve efficiency, accuracy and scalability. Month-End Close Leadership Lead and oversee the month-end close process, ensuring timely, accurate and complete financial close. Prepare, review and approve journal entries, accruals, reconciliations, and supporting documentation. Analyze financial performance, explain key variances, and ensure transparency of financial results. Ensure consistency and integrity of financial data across systems and reports. Financial Oversight & Technical Accounting Maintain full ownership of financial accuracy across all accounting areas. Support accounting for complex and non-routine transactions, including large deals, acquisitions, and infrastructure investments. Review key estimates, accruals, and judgments to ensure compliance with US GAAP and internal policies. Act as a second line of control, ensuring completeness and consistency across the month-end close and control framework. Statutory & Regulatory Compliance Oversee all statutory and tax compliance activities for US entities, including: Corporate Income Tax and Sales & Use Tax (in coordination with Tax team) Statutory financial statements (where applicable) Regulatory and statistical filings (where applicable) Ensure accurate and timely filings across all jurisdictions. Maintain and oversee a comprehensive compliance calendar with clear ownership and accountability. Review and approve statutory and tax adjustments recorded in ERP systems. Lead external and internal audit processes. Stakeholder Management & Coordination Act as the key point of contact for internal and external stakeholders, including auditors and advisors. Coordinate effectively with Tax, Legal, FP&A and Group Reporting teams. Ensure clear ownership, timelines, and delivery across all parties. Provide technical accounting guidance and mentorship where needed. Manage and develop a small team, including task allocation, review, and coaching. Governance, Controls & Process Improvement Ensure strong internal controls and compliance with SOX. Identify control gaps, risks, and inefficiencies, and implement sustainable solutions. Drive continuous improvement initiatives across accounting and compliance processes. Lead transformation of existing processes and controls, including automation of manual activities to improve efficiency and scalability. Enhance visibility, tracking, and reporting across financial and compliance activities. Qualifications & Experience Bachelor’s degree in Accounting, Finance, or related field (CPA or equivalent strongly preferred). 10+ years of relevant experience, including Big 4 (Audit or Advisory) and industry experience. Strong expertise in US GAAP and financial reporting. Proven experience owning legal entities and managing end-to-end accounting and compliance. Demonstrated track record of driving process improvements and automation initiatives. Experience with audits, statutory reporting and tax compliance. Experience with ERP systems (NetSuite or similar). Skills & Competencies Strong technical accounting and financial leadership skills High level of ownership and accountability Hands-on, operational mindset with ability to execute and deliver Excellent analytical and problem-solving capabilities Strong stakeholder management and communication skills Proven ability to transform processes and controls, and drive automation of manual activities Process-driven mindset with focus on continuous improvement and scalability Experience managing and developing small teams (1–2 FTEs) Ability to operate effectively in a fast-paced, evolving environment Ability to work under pressure, manage competing priorities and meet tight deadlines Pay Transparency We offer competitive compensation and benefits packages. Actual compensation will be determined based on job-related factors, including experience, skills, qualifications, the level at which the candidate is hired, and geographic location, consistent with applicable law. Base Compensation Range $139,000 — $180,000 USD Benefits & Perks: Competitive compensation Career growth and learning opportunities Flexibility and ownership Collaborative and innovative culture Opportunity to work on impactful AI projects International environment and talented teams What's it like to work at Nebius: Fast moving - Bold thinking - Constant growth - Meaningful impact - Trust and real ownership - Opportunity to shape the future of AI Equal Opportunity Statement: Nebius is an equal opportunity employer. We are committed to fostering an inclusive and diverse workplace and to providing equal employment opportunities in all aspects of employment. We do not discriminate on the basis of race, color, religion, sex (including pregnancy), national origin, ancestry, age, disability, genetic information, marital status, veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by applicable law. Applicants must be authorized to work in the country in which they apply and will be required to provide proof of employment eligibility as a condition of hire. If you need accommodations during the application process, please let us know.