Principal Mechanical Engineer - Advance Airframes

Date Posted:

2026-04-28

Country:

United States of America

Location:

US-AZ-TUCSON-9020 ~ 9020 S Rita Rd ~ BLDG 9020

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:

Secret - Current

Security Clearance Status:

Active and existing security clearance required on 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 Advanced Airframes Department is currently hiring a Principal Mechanical Engineer that will be located on site in Tucson, Arizona. Tasks will include design, integration, and test of mechanical-focused hardware using computer-aided design, mechanical analyses, and consistent coordination and communication across engineering teams to ensure successful hardware performance, usually demonstrated through flight tests. This role may also include leading small teams in the completion of above tasks. The focus of this role will be looking at an existing development design and working to bring design updates to meet future production needs.

Individual must have active Secret clearance.

What You Will Do

• Perform mechanical design, development, and documentation of components, sub-assemblies, and major end items for defense system equipment in accordance with system requirements.

• Collaborating across multiple engineering groups with Structural and Thermal analyst, Materials Engineering, Quality, Safety, Supply Chain.

• Lead a team(s) with limited supervision and meet commitments for assigned schedule, financial, and technical goals.

• Support suppliers with product integration

• Strong understanding of Thermal, Structural, and Dynamic analysis to provide inputs and support. Incorporate results and findings into mechanical design.

• Perform and review tolerance analyses to ensure form, fit, and function are as intended by design for the use-application.

• Improve new and existing designs using Design for Manufacture and Assembly (DFMA) and Design for Producibility principles.

• Apply knowledge and experience in technical problem solving and hardware development in a fast paced, team environment.

Qualifications You Must Have

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience or An Advanced Degree in a related field and minimum 5 years experience

• Experience with Geometric Dimensioning and Tolerancing (GD&T), or basic tolerance analyses, and/or drawing practices and interpretation for mechanical hardware.

• Experience with CAD design tools.

• Experience overseeing suppliers in the fabrication and/or production of mechanical hardware.

Qualifications We Prefer

• Experience with any of the following; airframe development, or electronics packaging, and/or mechanisms for missiles or similar engineering applications.

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!

• 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 107,500 USD - 204,500 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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