Mechanical Engineer I

Date Posted: 2026-07-23 Country: United States of America Location: US-AZ-TUCSON-807 ~ 1151 E Hermans Rd ~ BLDG 807 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. At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.  Raytheon brings 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. 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. The Mechanical Engineering (ME) organization leads in mechanical hardware design, development, as well as production using state-of the-art tools, processes, technology, and Six Sigma principles. ME’s capabilities encompass a broad range of technical disciplines which include engineering, manufacturing, technical services, materials, processes, analysis, test, and documentation. The Shipboard Effectors Department is currently searching for a Mechanical Design Engineer I to work on a multi-discipline team to support the production of Shipboard Effectors products and subsystems. This position requires strong communication skills to collaborate across Engineering, Operations, Supply Chain, and Quality.  Candidate will support production hardware integration and test, supplier first article inspections, production work instruction reviews and apply failure investigation principles when solving problems. Candidate will work closely with Integrated Product Team Lead to ensure that engineering requirements are defined, risks are managed, and schedules/budgets are met. Candidate will ensure Technical Data Packages are maintained and updated as necessary. Decisions must be data driven in nature and require preparing technical justification analysis reports as well as presenting to a variety of Engineering Review Boards. This role is located in Tucson, AZ (On-site) in a production missile integration facility. What You Will Do: Contribute to finding solutions to a wide range of technical problems related to the design, manufacture, integration, and production sustainment of various mechanical subsystems, including support in the engineering lab and the factory floor both at Raytheon and at suppliers Support first article inspections, work instruction reviews, material dispositions, and root cause investigations for production issues. Decisions are data driven and require preparing technical justification analysis reports and presentations to a variety of Engineering Review Boards Perform mechanical design, development, and documentation of components, subassemblies, and end items for defense system equipment in accordance with system requirements Interface with other engineering disciplines, non-technical disciplines, and suppliers to develop design solutions and resolve technical issues Travel to suppliers or other program sites will be required (10-15%) Qualifications You Must Have: Bachelor of Science Degree in Mechanical Engineering, Aerospace Engineering, or related (STEM) field. Experience with 3D CAD tools (modeling and drawing) Experience with interpreting assembly and/or component drawings Experience may be obtained through on‑the‑job experience, research, coursework, or projects Qualifications We Prefer : Experience with Geometric Dimensioning & Tolerancing (GD&T) per ANSI Y14.5 Proficient in Creo (modeling and drawing) and Windchill (PDM) Mechanical aptitude to provide solutions to a variety of technical problems of moderate scope and complexity. Strong interpersonal and communication skills; both verbal and written Ability to work in teams or independently, flexible, demonstrates initiative. 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 Eligible Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as: Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products. Clearance Information: This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: https://www.state.gov/m/ds/clearances/c10978.htm As part of our commitment to maintaining a secure hiring process, candidates may be asked