AWS Cloud Network Engineer

Location: Hong Kong Qube Research & Technologies (QRT) is a global quantitative and systematic investment manager, operating in all liquid asset classes across the world. We are a technology and data driven group implementing a scientific approach to investing. Combining data, research, technology, and trading expertise has shaped our collaborative mindset, which enables us to solve the most complex challenges. QRT’s culture of innovation continuously drives our ambition to deliver high quality returns for our investors. You will join a Network Engineering team responsible for designing and operating large-scale public cloud, datacentre and high-performance computing (HPC) network infrastructure. The team works closely with Quantitative Researchers, Traders, and infrastructure, application teams to ensure reliable, high-performance connectivity across compute and storage platforms. What You'll Do We are seeking an experienced network engineer to join our AWS Cloud Engineering team to support the continued growth and maturation of our global cloud network. You will: Design, develop and evolve QRT’s complex global AWS network architecture, with a focus on scalability, resilience, security and performance. Support connectivity across compute, storage and cloud platforms Use infrastructure as code and software-engineering practices to deliver consistent, repeatable and auditable network changes at scale. Explore, evaluate and onboard new AWS networking services and features as part of the continuous improvement of the platform. Contribute to the ongoing development of network architecture standards, design patterns, governance, observability and resilience. Act as an engineering escalation point for complex connectivity and performance issues across cloud and traditional network domains. Stay informed on industry trends and emerging technologies to evolve network infrastructure What We're Looking For You will have: At least five years of experience in cloud or network engineering, including strong hands-on experience with AWS networking in production environments. Good knowledge of AWS networking services, including VPC, Transit Gateway, PrivateLink, Direct Connect and Route 53. Network security concepts, services and platforms, including segmentation, firewalls, AWS Shield and AWS WAF. A solid understanding of networking fundamentals, including IPv4 subnetting, TCP/IP, ARP, VLANs, routing and switching, NAT, BGP, DNS, DHCP, HTTP/S and TLS. Demonstrable experience with infrastructure as code and programming or scripting, ideally using Terraform and Python. Experience troubleshooting on AWS, such as VPC Flow Logs, Reachability Analyzer, CloudWatch and Traffic Mirroring. Be comfortable getting hands-on with smaller engineering tasks as well as larger strategic projects Be a highly collaborative team player who takes ownership of complex problems and major project deliverables, communicating clearly and working across teams to drive successful outcomes Desirable experience Experience in, or a willingness to learn, the following areas would be beneficial: Newer AWS networking technologies, including AWS Cloud WAN, Route 53 Profiles and VPC Lattice. IP address management platforms such as Amazon VPC IP Address Manager or Infoblox. Traditional enterprise and datacentre networking technologies, including dynamic routing, resilient network design, EVPN/VXLAN and network overlays. IPv6 architecture and deployment on AWS and in hybrid environments. QRT is an equal opportunity employer. We welcome diversity as essential to our success. QRT empowers employees to work openly and respectfully to achieve collective success. In addition to professional achievement, we are offering initiatives and programs to enable employees achieve a healthy work-life balance.