
This onsite role within the Materials and Process Engineering Department at Raytheon in Tucson, Arizona, seeks a Senior Principal High Temperature Materials Engineer to lead technical strategy for defense systems. The position involves defining design verification requirements, developing high-fidelity simulations for missile systems, and resolving complex material challenges involving ceramics, composites, and advanced alloys. Key responsibilities include serving as a subject matter expert, managing cross-functional teams, and providing mentorship to junior engineers. The role appeals to candidates seeking to contribute to national security missions while working in a collaborative culture that values innovation and technical integrity. Candidates must maintain an active U.S. government security clearance and be prepared to travel as needed to support programs and vendors.









