Electronics Engineer (Power)

the team designs, builds, and operates the satellites, systems, and platforms that make our missions possible. It’s a highly collaborative environment where ideas become real hardware, software, and data solutions that deliver impact from space. The Electronics team is where the magic happens - from power systems and flight computers to comms boards and payload interfaces, they make sure every mission succeeds. It’s creative, hands-on, and mission-critical work — solving tricky problems, testing every circuit, and making sure our satellites are ready to thrive in the toughest environment of all: Space. What You'll Be Doing As an Electronics Engineer you’ll be a key contributor to the design, development, and maintenance of our satellite Electronic Power System (EPS). You’ll work closely with the Senior Engineer and cross-functional teams to ensure the power system is robust, reliable and high-performing. This is hands-on role covering the full product lifecycle, from initial design concepts to streamlining production. As a member of the Electronics Team, you will: Conduct design and validation of power electronics circuits across the EPS architecture from solar panel design to BMS to distribution modules Driving and implementing DFM practices and design principles to streamline assembly and maximise yield Designing and executing comprehensive test plans throughout the product lifecycle from prototype through to verification testing Maintaining documentation, changelogs and future development planning for mature designs Contributing to innovative designs for next-generation satellite power systems PCB design and schematic capture Working in close cross-disciplinary with the other Engineering teams to ensure compatibility of the EPS with mission

requirements What You’ll Bring Core competency in power electronics design Demonstrated expertise in electromagnetic compatibility (EMC) design and noise reduction techniques Strong ability in analogue and digital circuit design from schematic capture to adept PCB layout Awareness of design-for-space principles Proven hands-on experience in testing, debugging and troubleshooting electronics at component & system level Confidence in understanding of embedded systems and MCUs used, programming ability would be of significant advantage Quality orientated approach to design and development Familiarity with DFM principles would be of great benefit A strong communicator with excellent verbal and written skills for discussing technical issues and solutions. Eager to learn and adapt quickly in a fast-paced engineering environment. This role will be based in Harwell, UK. To apply, you must have the legal right to work in this location. Why Open Cosmos? Work at the cutting edge of space technology with customers around the globe. A mission-driven company making space accessible to help solve real-world challenges. A diverse, ambitious, and supportive team. Division CTO Department ELECTRONICS Role Power Electronics Engineer Locations Harwell, UK Remote status Hybrid Employment type Full-time About Open Cosmos Open Cosmos is dedicated to solving customer problems with insights from space. Whether this is monitoring agricultural yields, assessing the damage of oil spills or providing navigation solutions, we believe that data from satellites is the most effective and sustainable way of achieving this. Apply for this job CTO · ELECTRONICS · Harwell, UK · Hybrid Electronics Engineer (Power) Loading application form Career site Data & privacy Manage cookies Employee login Candidate Connect login Already working at Open Cosmos? Let’s recruit together and find your next colleague. Log in Applicant tracking system by Teamtailor

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