Flight Software Architect (Missiles & UAS)

Integrated Solutions for Systems, Inc. (IS4S) seeks a Senior Principal Embedded Software Engineer to lead flight software design for next‑gen missiles and UAS. You will own architecture for GNC, sensor fusion, and real-time code, collaborating with DoD programs and hardware teams for safety, security, and certification readiness. You will drive architectural definitions, mentor engineers, and ensure robust, secure software across RTOS environments and MIL-STD protocol stacks.