SeniorInformationSystemsEngineer

**Date Posted:** 2026-06-03 **Country:** United States of America **Location:** US-AZ-TUCSON-801 ~ 1151 E Hermans Rd ~ BLDG 801 (External Site) **Position Role Type:** Onsite **U.S. Citizen, U.S. Person, or Immigration Status Requirements: ** Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​ **Security Clearance Type:** Secret - Current **Security Clearance Status:** Active and existing security clearance required on day 1 At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. Our team solves tough, meaningful problems that create a safer, more secure world. Test Equipment Engineering **(TEE)** , Test Solutions **(TS)** includes engineering disciplines responsible for systems design & test with every Raytheon product. Our engineers are responsible for all elements of the development lifecycle for test including: test requirements, test system design, flight simulations, hardware-in-the-loop, computer-in-the-loop, advanced engineering prototyping technology, flight operations for manned and unmanned vehicles, environmental testing, environmental characterization and engineering laboratory management. We are hands-on, designing with the latest technology and tools, and integrate state of the art test solutions with the most advanced engineering systems in the world. As part of the Test Environment Support Administration**(TESA)** team, you be working with both leading-edge technologies and legacy systems to support multiple products and programs throughout Raytheon. You will provide Test Equipment **(TE)** integration, security consultation, troubleshooting,