Flight test, avionics, aerospace, Part 21, safety critical, DO 160, certificatonAvionic System Design Engineer required to work as part of a team across aircraft, aviation and satellite connectivity. Requirements Avionics systems and SATCOM technology experience of Iridium, Inmarsat, Viasat, Starlink or similar. DOORS, JAMA or similar systems engineering tool knowledge. BEng in Electronics Engineering or related ideally with postgrad qualifications. UAV regulations, safety standards ARP4754, ARP4761, DO178 or DO254 desirable. Role Avionic system design, development, and implementation. SATCOM system integration of Iridium, Inmarsat, Viasat, Starlink. Design review including testing, validation and regulatory compliance.