Sr Principal Systems Engineer – Software Sustainment Lead

Northrop Grumman Aeronautics Systems is seeking a Senior Principal Systems Engineer to lead software sustainment integration for the RQ‑4 FMS program in Rancho Bernardo, CA. The role requires guiding a team through integration, verification, defect management, and regression testing while coordinating with CLS and program leadership. The candidate must have a STEM degree with substantial experience and an active Secret clearance.