U.S. Citizenship Required. Ability to qualify for a US Department of Defense security clearance required. This is an on-site position located in Goleta, CA. Toyon is seeking a Radar Systems Modeling and Simulation Engineer to support advanced research, development, and analysis efforts for national defense applications. This role focuses on the development of high-fidelity RF and radar models, electronic warfare, advanced digital signal processing (DSP) algorithms, and system-level performance