Senior Mechanical Manufacturing Engineer – On-Site

RTX • Full-time • tewksbury, Massachusetts, United States of America • 21h ago

Date Posted: 2026-02-18Country: United States of AmericaLocation: US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET BLDGPosition Role Type: OnsiteU.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 clearanceSecurity Clearance Type: DoD Clearance: SecretSecurity Clearance Status: Active and existing security clearance required after day 1At 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. The Air Defense Ground Equipment Mechanical Design Department is responsible for the mechanical design, development, and integration of critical defense platform systems.

This includes radar and communications shelters, electronic subsystems, launchers, hardware integration, and system interconnects. We are currently seeking a motivated and driven Senior Mechanical Engineer to join our Ground Equipment Design Team. The ideal candidate will bring a blend of technical expertise, mechanical hardware design experience, system integration skills, and a strong background in program execution and production support at our Tewksbury, MA location. What You Will Do
Design, develop, and document components, sub-assemblies, and major end items for defense systems in accordance with system requirements.
Serve as the technical focal point on small mechanical or cross-functional engineering teams within an Integrated Product Team (IPT) environment.
Provide support for product integration efforts in both domestic and international factory and supplier locations.
Collaborate with cross-functional teams including other engineering disciplines, operations, supply chain, quality, and external suppliers to resolve technical challenges and develop effective design solutions.
Independently manage tasks and deliver on schedule, budget, and technical goals.
Participate in design reviews and conduct trade studies to support informed, sound engineering decisions.
Apply expertise in mechanical problem-solving and hardware development in a fast-paced, collaborative environment.
Mentor and support the development of junior engineers. Qualifications You Must Have
Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience or an Advanced Degree in a related field and minimum 3 years’ experience.
Experience spanning the full product lifecycle—from concept and detailed design to production and support.
Experience in mechanical design, machine shop processes, material and finish selection, manufacturing processes, Fastening, Welding, Brazing, Casting design and processes, or related areas. (supporting RF, digital, and power systems)
Experience with CAD tools and product data management (PDM) systems. Qualifications We Prefer
Willingness to travel up to 10%, including internationally, with strong collaboration and interpersonal skills.
Proficient in mechanical, electromechanical, and structural design, including housing, components, tooling, and fixtures; familiar with welding, brazing, casting, and fastening processes.
Expertise in Geometric Dimensioning & Tolerancing (GD&T) per ASME Y14.5 and configuration/change management processes, including Change Notices and Waivers.
Skilled in electronic packaging, subsystem integration, CCAs, PWBs, interconnects, power distribution, and shelter assemblies.
Proficient in Creo CAD, Windchill PDM, and Microsoft Office Suite (Word, Excel, PowerPoint, Project); experienced with modern manufacturing systems and reliability/failure analysis.
Strong leadership and mentoring abilities with experience managing complexity, prioritizing tasks, and delivering innovative, practical solutions on time and within budget.
Familiarity with Earned Value Management (EVM), Estimate at Completion (EAC), risk and opportunity management, and Integrated Product Team collaboration across Engineering, Operations, Supply Chain, and Quality.
Hands-on electromechanical troubleshooting, system integration, and support for RF, digital, and power systems.
Eagerness to learn, grow, and take on new technical challenges while maintaining high-quality documentation and technical rigor. What We Offer
Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.
Relocation Eligibility Learn More & Apply Now! 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. Role is an On-Site role in Tewksbury. 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 at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote. The salary range for this role is 86,800 USD - 165,200 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act. Privacy Policy and Terms: Click on this link to read the Policy and Terms