Lead Space Systems Engineer Harwell, Oxfordshire Full-Time Competitive SalaryWe re working with a cutting-edge space technology company developing advanced spacecraft and in-orbit systems. As they scale, they re looking for a Lead Space Systems Engineer to take ownership of system architecture, integration, and mission delivery.This is a senior, high-impact role for someone who enjoys leading complex spacecraft programmes from concept through to flight. The Role Own end-to-end spacecraft system architecture Lead requirements development, trade studies, and interface definitions Drive system-level reviews (SRR, PDR, CDR, FRR) Oversee integration, environmental testing, and verification Lead anomaly resolution and technical decision-making Coordinate multidisciplinary teams (propulsion, GNC, avionics, thermal, structures, ops) Support future mission concepts and proposals What You ll Need 7+ years experience in spacecraft systems engineering Experience across multiple spacecraft subsystems Strong background in requirements, VandV, and flight hardware integration Solid understanding of the full mission lifecycle Confident communicator and technical ..... full job details .....