Mechanical Engineer I (Onsite)

Date Posted:

2026-04-08

Country:

United States of America

Location:

US-AZ-TUCSON-800 ~ 1151 E Hermans Rd ~ BLDG 800

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

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 Hardware Engineering Organization provides mechanical engineering expertise across locations in Arizona, Alabama, California, Texas, Massachusetts and Rhode Island.  The mechanical engineer position includes assignments ranging from concept design, detailed documentation, structural/thermal analysis, design verification testing, production support and field support for products including radars, missiles, and command and control systems.  

What You Will Do

• Perform mechanical design, structural and thermal analysis, and design documentation for hardware systems.
• Collaborate as a part of a dynamic team to support product development, including part and drawing creation, release, and incorporation of drawing changes.
• Apply mechanical engineering expertise to creatively solve complex design challenges efficiently, making sound, data-driven, and technical decisions.
• Provide support to factory, field, production, and suppliers both domestically and internationally.
• Collaborate with mechanical engineers, designers, structural and thermal analysts, as well as engineers from other disciplines.

Qualifications You Must Have

• Bachelor’s degree in Mechanical Engineering
• Experience using Computer Aided Design (CAD) software, such as CREO or equivalent
• Prior engineering project experience or have completed an internship demonstrating practical application of engineering principles

Experience may be obtained through on-the-job experience, research, coursework or projects

Qualifications We Prefer

• Experience with Product Data Management (PDM)
• Experience with electronics packaging, radar antenna design, aerospace engineering, or precision systems
• Experience applying standard mechanical engineering design processes and adapting workflows for project requirements
• Experience collaborating within a team to achieve project objectives

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