Electrical Power System (EPS) Engineer

London, United Kingdom | Posted on 28/06/2025

The employer is Space satellite supplier specialized in in-orbit servicing who are revolutionizing how space missions are conducted. They are a global company with dynamic engineering teams who are in charge of enhancing sustainable space operations, and creating technologies supporting a range of in-orbit servicing applications, from disposal and in-orbit transport to inspection, assembly, manufacturing, repair, and recycling.

Missions

You will join the Avionics Team and work on a project involving 20 colleagues and a lot of interactions with them. Your team will be composed of 3 Avionics engineers and be led by the Avionics Manager

As a key member of the Avionics Team, you'll play a vital role in designing, procuring, and integrating power subsystems for current spacecraft projects. You will also have the opportunity to lead the development of next-generation power solutions, ensuring the success of future missions.

Responsibilities

• Provide power subsystem engineering, both high level architecture and detailed electronics design, from specification to integration
• Perform requirements engineering (analysis, flow-up and down) related to spacecraft power systems, and the power interfaces of other on-board hardware
• Maintain spacecraft power budgets and parametric models for the power subsystem
• Analyse EMC constraints for power subsystem and identifying mitigation measures
• Support the definition of power related test equipment
• Write and support Requests for Proposals (RFPs) to external companies, reviewing responses and supporting-down selections
• Subcontractor management for key hardware deliverables
• Review and assess power electronics for all spacecraft equipment
• Define validation, verification and test plans
• Support integration and test of power subsystem, including generation of reports
• Support to flight operations
• Generate documentation for the full project lifetime (e.g. Design, Development and Verification Plan; FMEA; design review documentation; in-orbit subsystem operational procedures)
• Support to customer and project reviews
• Support architecture and product development for future spacecraft power systems

Requirements

MUST HAVE

• (BSc/MSc) Degree in Power management, Electronics, Aerospace, Physics or similar
• 5+ years Power System and Electrical Engineering experience in a systems or power electronics role
• Experience of power electronics/subsystems in the space industry, including power conditioning and distribution, DC/DC converters, solar arrays, solar array regulation and drive mechanisms, battery management (battery charge/discharge regulators)
• Ability to work in a team and willingness to collaborate outside your immediate expertise
• Strong communication and analytical skills
• Knowledge of typical program lifecycles, with previous experience as an active contributor to key formal reviews (MDR, PDR, CDR, etc)
• Experience with spacecraft implementation

NICE TO HAVE

• Detailed understanding of power electronics analysis, design, build, and test
• Understanding of actuator and motor drive electronics
• Hands-on electronics design and test experience, including fault diagnosis
• Experience with common space standards (ECSS, MIL, etc), and associated tailoring

Contract : Permanent

Context : Replacement of a colleague leaving the company

Location : London ( 3 days on site office, 2 days from home )

Salary : to 85k GBP

Benefits : Competitive salary + Possibility of participation in the Company Option Plan + Paid travel +personal wellness budget + Generous equipment budget +Private health & dental insurance

Recruitment Process

• 2 - Technical interview - technical questions send in advance. Present back in the office to the team.
• 3 - Last interview with HR and Team fit.

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