Spacecraft Systems Engineer

About Lúnasa:

Lúnasa is a fast-growing space start-up based in Harwell and London with a mission to develop an innovative, dual-stage in-space satellite servicing vehicle to provide affordable access to new orbits for SmallSats and ultimately satellite life extension services in Earth orbits and beyond. We are a venture funded company, incubated in ESA Business Incubation Centre (Harwell), and recognised by the UK Space Agency.

Location: TBC
Salary: Competitive.
This position is only for a candidate who has the right to work in the UK.

Job summary:
Lúnasa is seeking a Spacecraft Systems Engineer to join our growing team. The Spacecraft Systems Engineer will be part of the overall technical team responsible for the delivery of the satellite and mission. The candidate will fill a key position, shaping and designing the satellite and the mission, actively working in collaboration with other members of the technical team and report to the Head of Engineering.
The Systems Engineer will take responsibility not only in the design of the satellite but also all the interaction with the subcontractors during design, build, and test stages of the satellite.

Key Responsibilities:

  • A good understanding of system budget including but not limited to budget studies related to mass, link, pointing, power, and thermal. 
  • A good understanding of the overall satellite design; the interaction of the subsystems and overall impact of changes of one particular subsystem to the overall design.
  • Performing trade-off analysis.
  • generate and maintain the requirements and associated design & verification compliance.
  • Prepare sub-system requirements specification to support procurement.
  • Review and modify FDIR techniques, perform FMEA.
  • Coordinating with the subsystem leads to understand their problems.
  • Authoring and maintaining system level documents, e.g. CONOPS, V&V plan, System test plans.

Essential Skills:

  • At least 3 years of commercial satellite system engineering.
  • An understanding of all critical subsystems that make up a satellite mission.
  • Excellent technical communication and presentation skills (written/verbal).
  • Experience with requirements management.
  • Experience of mission operations.
  • Good knowledge of MATLAB/Simulink package.
  • Experience of satellite level AIT.
  • Good understanding of AOCS and GNC subsystem.
Personal Skills:

  • Should not yield under stress and should produce results during difficult situations.
  • Should enjoy problem solving and product results within a given schedule and budget.
  • Should be capable of working independently and in a team environment as part of a fast-paced and dynamic technical environment.
  • should possess strong verbal and written communication skills.
  • should be solution oriented and should display flexible attitude in the face of changing conditions.


Relevant degree in Space Engineering, Physics, Maths, or related disciplines.

What we provide

Medical Insurance

Pension Contribution

On-site GYM

Employee Assistance Programme

Parental Leave


Employee Share Scheme