Avionics Hardware Engineer

About the role

We are seeking highly motivated Avionics Hardware Engineers to join our multidisciplinary team developing next-generation space systems. You will be responsible for designing, implementing, and validating advanced avionics architectures for autonomous platforms. This role offers the opportunity to work hands-on across the full lifecycle, from concept and simulation to hardware testing and on-orbit readiness.

Responsibilities

• Perform PCB design, layout, simulation, and validation for high-speed and mixed-signal designs.
• Conduct hardware debugging and system-level testing using oscilloscopes, logic analysers, and other lab instrumentation.
• Build, test, and maintain electrical harnesses and wiring assemblies for flight and development hardware.
• Collaborate closely with mechanical, systems and software teams to ensure seamless integration of avionics hardware into flight systems.
• Support environmental qualification and verification testing (EMC, vibration, thermal vacuum, etc.)

Requirements

• BEng/MEng in Electrical Engineering, related field or equivalent experience.
• Proven expertise in PCB design, layout, and hardware bring-up/testing.
• Knowledgeable in high-speed interface design and signal integrity analysis.
• Skilled in hardware debugging, fault isolation, and performance characterization.
• Familiar with lab test equipment including oscilloscopes, DAQs, logic analyzers, and power supplies.
• Hands-on experience with electrical assembly, including soldering, crimping, and harness fabrication.
• Preferred Skills & Experience
• Experience designing carrier boards for Linux-based SoCs.
• Familiarity with NVIDIA SoCs.
• Hands-on experience with FPGA design and integration.
• Proficient with PCB simulation workflows, including signal integrity, power integrity, and EMC/thermal analysis.
• Background in space-rated electronics and high-reliability design practices, including radiation effects analysis, fault-tolerant architectures, and qualification processes for space systems.
• Compensation & Benefits
• Pay Range:
• (E1) Junior Engineer: £30,000 - £55,000 / year
• (E2) Mid-level Engineer: £55,000 - £80,000 / year
• Meaningful equity incentives as part of our employee option pool
• 28 days holiday
• Comprehensive medical, dental & vision coverage
• Contributory pension
• Important Information:
• Additional Information:

Benefits

Additional Information

About Lodestar Lodestar's mission is to develop the first "Protect and Defend" capability for high-value space assets in orbit. Our flagship product, MITHRIL , is our hardware-agnostic, AI-enabled autonomy software suite that enables us to augment any off-the-shelf spacecraft with the ability to autonomously detect, characterise, and reversibly neutralise orbital threats. By building on the proven space heritage of our best-in-class satellite-bus partners and fully integrating MITHRIL into a single unified platform, we deliver an end-to-end, autonomous in-space bodyguarding service.

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