Onsite / Hybrid Start-up Unmanned Aircraft ProgrammeNo visa sponsorship is available. Applicants must already have the right to work in the UK.A fast-growing start-up is looking for a senior, hands-on engineer to lead the design, integration and troubleshooting of avionics and onboard systems for a flagship unmanned aircraft programme, plus future product and customer developments.You''ll sit within a growing systems engineering function, working closely with senior engineering leadership, while staying heavily involved in practical integration across avionics, comms, power, autopilot and payload/ground interfaces.What you''ll be doingDesign, integrate and troubleshoot UAS avionics and onboard systemsDefine avionics architecture, interfaces, power distribution, wiring and communications requirementsSupport autopilot, telemetry, GNSS/INS, payload interfaces and ground-control integrationProduce and maintain interface documents, wiring diagrams, configuration records and test evidenceSupport requirements capture, integration planning, ground test, SIL/HIL and flight test activitiesIdentify and resolve integration risks and system-level issuesImprove repeatability and maturity (documented, testable, supportable systems) and help productise integration approachesWhat we''re looking for (essential)Strong background in UAS / aerospace / avionics / robotics / embedded systems / mechatronicsExperience integrating avionics, communications, autopilots and/or payload ..... full job details .....