2026 Fulltime Raytheon - Mechanical Engineer I - Onsite

Date Posted:
2026-02-10
Country:
United States of America
Location:
US-MS-FOREST-431 ~ 19859 Hwy 80 ~ BLDG 431
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 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 Test Solutions team is responsible for the design and development of test equipment hardware and software to support a wide range of RF products including Radar and Electronic Warfare systems. This position would be part of a multi-discipline team consisting of mechanical engineers, electrical engineers, and test software engineers working together to deliver complex technical solutions in the support of an advanced manufacturing site.

The Test Solutions team is actively hiring a Mechanical Engineer I to join the team onsite in Forest, MS.

What You Will Do

• Support the manufacturing and testing of complex Radar and Electronic Warfare systems by developing environmental stress screening (ESS) equipment used in the testing of these systems. Examples of equipment you will be working with include thermal chambers, thermal liquid chillers, and electrodynamic and pneumatic vibration machines
• Troubleshoot and repair equipment in the manufacturing facility to help maintain a high standard for equipment availability
• Perform thermal and vibration surveys on production hardware and analyze results to validate that that the desired ESS profile is being achieved
• Support mechanical design (through 3-D modeling software) and build of test equipment and holding fixtures

Qualifications You Must Have

• Bachelor's degree in Mechanical Engineering
• This position requires 12 months or less of relevant professional work experience (excluding internships)
• Course work in energy systems (thermodynamics, fluid dynamics, heat transfer, etc.)
• Experience with mechanical systems specifically thermal/fluid systems
• Experience in working within a team environment

Qualifications We Prefer

• Experience with electrical systems including reading electrical schematics and troubleshooting electrical circuits
• Previous internship experience in the Aerospace and Defense industry
• Experience in 3-D modeling software, such as Solid Works, Creo, etc.
• Experience with mechanical systems specifically thermal/fluid systems) and electrical systems (reading electrical schematics and troubleshooting electrical circuits)
• Be a hands-on person with ability to work with production equipment

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.

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.
• Please upload a copy of your most recent transcripts with your resume when applying to this requisition. Include your cumulative GPA and projected graduation date on your resume.

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 51,500 USD - 97,900 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