Mechanical Engineer I (Onsite)
RTX (Raytheon)
- Location
- US MA TEWKSBURY TB1 50 Apple Hill Dr ASSABET BLDG
- Work model
- On-Site
- Level
- Mid
- Posted
- Sep 1, 2026
About this role
Location: US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET BLDG

 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 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.
What You Will Do
The Air Defense Ground Equipment Mechanical Design Engineer 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. As a key contributor on a mechanical or cross-functional engineering team, you will be responsible for component and assembly modeling, documentation, design changes, and release processes.
Key Responsibilities
Support the mechanical design, development, and integration of Air Defense Ground Equipment systems including radar and communications shelters, launchers, electronic subsystems, and hardware integration components. Create and maintain 3D models, assemblies, and engineering documentation using RTX design tools such as CREO and PDM. Assist with engineering change implementation, drawing updates, and release processes. Collaborate with mechanical engineers and cross-functional teams to support program execution and production activities. Perform analytical and technical engineering tasks within a program environment and contribute to design reviews or presentations as needed. Support component integration, documentation updates, and configuration management activities. Apply Raytheon engineering processes, procedures, and standards in daily work activities. Hands-on experience using RTX engineering tools including CREO, PDM, Adobe, and Microsoft Office applications.
Qualifications
You Must Have Bachelor’s degree in Mechanical Engineering or related STEM field (Technology, Engineering, or Mathematics) obtained by start date. Engineering project, internship, research, coursework, or hands-on project experience. Experience working with 3D CAD/design tools such as SolidWorks, CREO, or Siemens NX. Experience may be obtained through on-the-job experience, research, coursework, or projects.
Qualifications
We Prefer Experience using Microsoft Office or presentation tools. Experience collaborating on team-based engineering or technical projects. Exposure to mechanical hardware design, system integration, or production support environments.
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 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 57,200 USD - 108,800 USD. The