Principal Reliability Engineer

Date Posted:

2026-04-06

Country:

United States of America

Location:

US-AZ-TUCSON-801 ~ 1151 E Hermans Rd ~ BLDG 801 (External Site)

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:

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. 
 

Lifecycle Engineering is responsible for ensuring our products are Safe, Reliable, Maintainable and delivered on time.  Life Cycle Engineering consists of multiple disciplines that support engineering, our program offices and our customers.  Our Life Cycle Engineering disciplines participate in the total life cycle of our products from conception to deactivation.  Our focus area is product support, including the following engineering disciplines:  Reliability, System Safety and Supportability. We are looking for a Principal Reliability Engineer to join our team located in Tucson, AZ.

What You Will Do:

• Develop and implement reliability strategy across multiple product phases including development, production and sustainment.

• Support and/or lead a reliability engineering team consisting of varying levels of experience.

• Lead analysis efforts supporting system design with respect to Product Reliability, Maintainability, and Failure Reporting and Corrective Action.

• Lead in reliability disciplines including FMECA, Predictions, Derating, ESS and ALT.

• Coach other Reliability engineers and work with functional leadership in identifying and implementing Reliability engineering development.

• Review technical documentation for accuracy and compliance with existing standards.

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.

• Experience with reliability requirements, analyses and/or test methodology development.

• Active and transferable U.S. government issued Secret security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Qualifications We Prefer:

• Experience with FMECA, Reliability Predictions, ESS, Derating, FRACA.

• Experience in leading multidisciplinary engineering teams.

• Customer focus and collaboration skills.

• Excellent written and oral communication skills; knowledge of MS Office tools, and experience in the preparation and presentation of briefing material.

• Ability to review technical documentation for accuracy and compliance with existing standards with the ability to identify concerns, suggest solutions, and follow through to closure.

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 - Yes

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.

• Clearance Information: This position requires 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 

• Tucson, AZ: https://careers.rtx.com/global/en/