UK Space Jobs

ClearSpace · London

Develops, integrates and validates GNC software within spacecraft flight software, spanning requirements, design, implementation and verification. Builds simulation environments, software development infrastructure and automated verification frameworks, and runs closed-loop GNC tests on FlatSat and representative test benches. Acts as the interface between the Flight Software and GNC teams across current and future missions.

ClearSpace · London

Act as technical authority for spacecraft propulsion design within the Mechanical, Thermal and Propulsion team, owning the propulsion architecture across the mission lifecycle. Lead concept definition, system-level trade-offs, budgets, requirements and verification, with potential to coordinate the MTP domains on a mission. Involves mentoring engineers and engaging customers, suppliers and institutional stakeholders.

Foundational · London

Lead geodetic processing and analysis of satellite laser ranging data, ensuring it meets international geodetic community standards and becomes trusted products. Contribute to reference frame and Earth orientation products, define data quality standards, and represent the company in the ILRS, IAG and wider geodetic community. Guide data scientists and software engineers on models and algorithms, with opportunities to publish and present at conferences.

Surrey Satellite Technology · Guildford

Design, implement and verify RF payload solutions for satellite missions, covering system-level performance analysis of communications, radar and SIGINT payloads. The role spans hardware specification for transmitters, receivers and antennas, signal processing, tool development, and payload verification through environmental test and in-orbit commissioning. It also includes work package management, budget and schedule planning, bid input and presenting technical progress to stakeholders.

Surrey Satellite Technology · Guildford

Manufacture flight harnesses and test cables for spacecraft assembly, integration and testing, working within the AIT team to implement harness designs that meet electrical, grounding and environmental requirements. Involves liaising with systems engineers on anomalies, progress reporting, test cable build, harness routing discussions and general AIT/EVT support, with possible overseas travel and irregular hours at peak times.

ClearSpace · London

Owns the spacecraft thermal architecture across all mission phases, defining control strategies, thermal budgets and hardware such as MLI, radiators, heat pipes and heaters. Leads thermal modelling in ESATAN-TMS, verification and TVAC testing, and may coordinate the Mechanical, Thermal and Propulsion domains on a mission. Acts as technical authority liaising with customers, suppliers and partners while mentoring thermal engineers.

ClearSpace · London

Develops core robotic technologies for in-orbit servicing missions, including capture, docking, inspection, refuelling, repair and assembly. Supports simulation and testing facilities, defines modular and scalable robotics products, and delivers solutions to key programmes. Involves embedded software, motor control and programming in Matlab/Simulink, Python or C/C++, plus customer and subcontractor liaison.

ClearSpace · London

As a key member of the Mission and Systems Team, you will define satellite bus architecture and support the platform lifecycle from concept through testing and validation. Day-to-day work includes deriving and managing mission and system requirements, performing system analyses and trade-offs, maintaining budgets, and contributing to FMEA/FMECA and V&V planning.

ClearSpace · London

Hands-on procurement role supporting sourcing, supplier management and contracting for a space sustainability company, working with the Director of Procurement and Supply Chain. Involves negotiating supplier contracts, MSAs and SOWs, running day-to-day procurement operations, monitoring supplier performance and ensuring import/export compliance within a function being built from the ground up.

ClearSpace · London

Participate in mission design, mission-level verification and operations for current and future in-orbit servicing and debris removal missions. Model orbits, mission phases and parameters for low- and high-thrust trajectories, define CONOPs and operations plans, and run thermal, radiation, illumination and debris mitigation analyses while interfacing with customers and partners.

ClearSpace · London

Coordinate and execute Assembly, Integration, and Validation activities for current and upcoming space missions, authoring AIV plans, estimating resources, and overseeing daily test operations. Design and maintain test environments including hardware models, harnesses, and IT infrastructure, while driving process improvement and providing technical leadership to the AIV team.

Surrey Satellite Technology · Guildford

Inspects spacecraft electrical and mechanical harnesses against ESA, ECSS and IPC/WHMA-A-620 Space Addendum standards, covering routing, shielding, lacing, strain relief and bend radii. Runs continuity, insulation resistance (Hi-Pot) and connector integrity tests, documents non-conformances and performs Key Inspection Points during build and integration in cleanroom conditions.