Hiring: Sr. Principal Systems Engineer - Signal and Sensor Modeling Engineer Company: Raytheon Location: Tucson, AZ Job Posted Time: 2026-09-12 11:55:41 Employment Type: Remote Target Skills & Keywords : AI, C, C++, CMake, Change Management, Linux, MATLAB, Python, Security Clearance, Systems Engineering About the job Experience: •100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense. •10 years of prior relevant experience Required Skills: •Champion novel solutions for advanced modeling techniques. •Develop new C++ models in an extensible and maintainable fashion. •Deploy EO or RF phenomenology and advanced physics principles in a software implementation. •Enable our customer’s success through adoption and utilization of modeling solutions. •Work efficiently inside an established software product, across programming languages, and build environments. •Research and develop novel EO or RF modeling solutions. •Coordinate with multiple development teams to prioritize and solve complex software and physics problems. •Mentor and share EO or RF expertise with your team. Qualifications: •Typically requires a Bachelor’s degree in Engineering, Science, Physics, Mathematics, or a related STEM degree and a minimum of 10 years of prior relevant experience •Demonstrated capacity to obtain an Interim Secret U.S. government issued Security Clearance is required prior to start date with the ability to obtain special program access after start. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance •Advanced Degree in Engineering, Science, Mathematics, or related STEM degree Compensation: •Flexible work environment (work from home / hybrid options) Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!