Mechanical Engineer I (Onsite)

Date Posted: 2026-10-01 Country: United States of America Location: US-AZ-TUCSON-M02 ~ 1151 E Hermans Rd ~ BLDG M02 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 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 located in Tucson, AZ. This is an onsite role with regular support required in a production facility. This Mechanical Engineering position performs in alignment to expectations in the design, development and production support areas associated with mechanical designs, validation principals, qualification processes, procurement, and production processes across a design life cycle. Development work may include requirements understanding, concept development, DFMAs, PFMAs, margin analysis, technical data package (TDP) development, application of geometric dimensioning and tolerancing principals, engineering test principals, preparation of technical analysis reports, and presenting in design reviews. What You Will Do As a Mechanical Engineer in an individual contributor role, responsibilities will include technical execution of tasks, recommending solutions to a wide range of complex technical problems related to the design, manufacture, integration, and production sustainment of various mechanical sub-systems both in the engineering lab and the factory floor both at Raytheon Technologies and at suppliers. Post critical design activities include contributing to first article inspections, work instruction reviews, material dispositions, and root cause investigations to production issues. Decisions are data driven and require preparing technical justification analysis reports and presenting to a variety of Engineering Review Boards. Other responsibilities to anticipate include a commitment to program schedule and budget, and 3D parametric modeling. Qualifications You Must Hav e Bachelor degree in Science, Technology, Engineering or Mathematics (STEM) major obtained by start date. 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 Value 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. 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 this role. 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 As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person …

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