Mechanical Engineer II (Onsite)
RTX (Raytheon)
- Location
- US-AZ-TUCSON-802 ~ 1151 E Hermans Rd ~ BLDG 802
- Work model
- On-Site
- Level
- Mid
- Posted
- Sep 2, 2026
About this role
Location: US-AZ-TUCSON-802 ~ 1151 E Hermans Rd ~ BLDG 802

 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: DoD Clearance: Secret

 Security Clearance Status: Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date Are you ready to explore the world of aerospace and defense? Do you want to learn from and collaborate with some of the greatest minds in the industry? At RTX, our internships, co-ops and full-time careers provide an exceptional foundation to work on complex problems, advance your skills and create a safer, more connected world. Discover opportunities to make a difference at RTX. The Energetics and Propulsion Department is an engineering organization in the Hardware Engineering Directorate. This Department is responsible for the full spectrum of warhead, fuzing, and propulsion designs/technology, including power systems, ignition, and all other weapon initiation safety systems technology. The department is seeking to hire a Mechanical Engineer II - Energetics Propulsion. This position is an onsite role located in Tucson, Arizona.
What You Will Do
Apply or develop highly advanced technologies, scientific principles, theories and concepts to the systems integration of propulsion, thrusters, controllers, software, mechanical and electrical interfaces for integration into missile systems and space vehicles. Involvement with both development and production programs across Raytheon Product Lines Review manufacturing processes and problem resolution as well as working directly with subcontractors on the design and manufacturing of solid rocket motor propulsion systems Work in a collaborative environment with program management in long-range program planning concerning new or projected areas of technological research and advancements and be a key spokesperson on program’s technical capabilities and future directions Manage propulsion system development projects and propulsion subcontracts; review and disposition subcontract data and change requests; and oversee supplier operations Develop and deliver technical presentations to management and government agencies Frequently interface with the Customer to identify user needs Qualifications You Must Have Master’s degree in Mechanical Engineering or related (STEM) major obtained by start date. Experience in the development of solid propulsion systems from conceptual design through final test / assembly etc. Experience may be obtained through on-the-job experience, research, coursework, or projects Qualifications We Prefer Systems knowledge to assure full development of propulsion requirements and dissemination and flow down to subcomponent levels Project engineering skills and experience using Earned Value Management System Demonstrated success as a proposal/cost account manager as well as project/team leader Demonstrated ability to develop and lead collaborative efforts with other technical disciplines including structural, thermal, aerodynamics and low observables Willingness to travel, including internationally, to provide supplier support Supplier collaboration experience and oversight generating specifications and statements of work (SOW) Working knowledge or experience with either missile design or development, production support and integration What We Offer Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation. Relocation Eligibility Learn More & Apply Now! Please consider the following role type definition as you apply for