Flight test experience (wiring diagrams for aircraft vs inputs from diff systems to know what planes can do and modified for test), engineering tools (montpa, x-scribe, managing and developing other tools to help), jira, bitbucket, understand how build works/compiler settings . Experience with various application areas supporting Avionics functions, Navigation and Airborne Surveillance (TCAS, Transponder, ADS-B, DME, UAT).