Mechanical Engineer I (Onsite)

Date Posted:

2026-05-21

Country:

United States of America

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

At RTX, the world 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.

At 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 Mechanical Engineer I 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. 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.

What You Will Do
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.

What You Will Learn
Hands-on experience using RTX engineering tools including CREO, PDM, Adobe, and Microsoft Office applications.
Mechanical hardware design practices for defense platform systems and ground equipment.
Engineering change management and drawing release processes within a production environment.
Cross-functional collaboration and systems integration in a large-scale engineering organization.
Raytheon engineering standards, processes, and program execution methodologies.
Exposure to defense industry design, manufacturing, and production support activities.

Qualifications You Must Have
Bachelor’s degree in Mechanical Engineering or related STEM field (Technology, Engineering, or Mathematics).
Experience with 3D CAD, design tools such as SolidWorks, CREO, or Siemens NX.

Engineering project, internship, research, coursework, or hands-on project experience.

Qualifications We Prefer
Experience using Microsoft Office or presentation tools.
Experience collaborating on team-based engineering or technical projects.
Strong written and verbal communication skills with the ability to present technical information clearly.
Exposure to mechanical hardware design, system integration, or production support environments.
Cumulative GPA of 3.0 or higher preferred.

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

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.

This position requires the ability to obtain 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 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 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.

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