These activities include non-linear 6DOF Simulation analysis (including stress testing, trade studies, mission analysis, etc), linear MATLAB analysis (gain/phase margin determination, gain/filter determination, etc), embedded flight control software design/code/test, and supporting flight testing (pre-flight predictions, real-time support, post flight analysis, parameter identification, etc). Northrop Grumman Aeronautics Systems Autonomous Intelligence Surveillance Reconnaissance and Targeting (AISR&T) business area seeks a Principal Engineer or Senior Principal Engineer Guidance Navigation Control to support the Guidance & Control (G&C) team in Rancho Bernardo, CA.