Principal Mechanical Engineer (Onsite)

Date Posted: 2026-09-30 Country: United States of America Location: US-IN-FT WAYNE-150A ~ 1010 Production Rd ~ BLDG 150A Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required. 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: Active and existing security clearance required after day 1 Raytheon Company, Managed by Collins Aerospace Collins Aerospace, an RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio, and expertise to solve customers’ toughest challenges and to meet the demands of a rapidly evolving global market. Our Resilient Connectivity Products (RCP) department is seeking a Principal Mechanical Engineer to join a highly accomplished team. In this position, the candidate will be responsible for developing technical solutions to a wide range of complex problems related to the entire product life cycle, including proposal, design, manufacture, integration, and test of various types of electronic systems, enclosures, and module assemblies for aerospace and defense applications. Familiarity with CREO/ProEngineer or a similar CAD tool, knowledge of GD&T drawing standards, and experience with finite element thermal and structural analysis is strongly recommended. The candidate will work with minimal direction or supervision while exercising considerable latitude in determining the technical objectives of the assignment. This position requires onsite presence in Fort Wayne, IN. U.S. Citizenship status is required as this position will require the ability to access U.S. only data systems. Sign-on Bonus Eligible What You Will do: You will perform design, documentation, implementation, integration, and test of mechanical hardware for system design. You will solve complex technical problems that require the regular use of ingenuity and creativity while applying sound technical judgment. You will conduct thermal and structural analysis utilizing hand calculations and industry standard tools. You will conduct and participate in internal and external peer reviews, technical meetings, and program meetings. You will provide support to testing, subcontractors, and the factory. You will ensure the consistent application of mechanical engineering best practices and follow common standards in accordance with RTX processes. You will execute as part of a small team during product development, drawing generation, drawing release, and drawing change incorporation. You will work with Program Management, Systems Engineering, Supply Chain, Customers, and other disciplines to develop and manage objectives and requirements for hardware pursuits and projects. You will manage to cost and schedule requirements of assigned tasks. You will work both independently and collaboratively as part of a diverse team. You will leverage new technologies, methodologies, tools, and processes used in industry to optimize hardware development, integration, and test efficiencies. Qualifications You Must Have: Experience designing and developing hardware, ranging from concept definition through detailed design and transition to production or product support. Demonstrated experience in mechanical design, product development, material selection, and manufacturing processes. Proficiency with CREO/ProEngineer or similar CAD tool. Must have a working knowledge of Microsoft Office products (Word, Excel, Powerpoint). Experience reading detailed engineering drawings, specifications, and basic understanding of Geometric Dimensioning & Tolerancing. Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree i…

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