Senior Principal Reliability Engineer

Raytheon; Tucson (AZ); On-site; USD 132,400 - 251,600; Full time

Job summary

Raytheon in Tucson, AZ is seeking a Senior Principal Reliability Engineer to develop and drive reliability strategy across development, production and sustainment. You will lead a diverse engineering team and work closely with program leadership and customers to ensure products meet reliability, maintainability and safety goals.

Responsibilities include guiding analyses, acting as SME in FMECA, predictions, derating and ESS optimization, mentoring engineers, and reviewing documentation for

Qualifications

• STEM degree with at least 10 years of experience.
• Experience with FMECA, ESS, DERATING and FRACAS processes.
• Ability to obtain Interim Secret clearance.

Responsibilities

• Develop and implement reliability strategy across development, production and sustainment.
• Lead and oversee an engineering team with varied experience and disciplines.
• Lead analyses for reliability, maintainability, and failure analysis/reporting.
• Serve as SME in FMECA, predictions, derating and ESS optimization.

Skills

FMECA

Reliability predictions

ESS

Derating analysis

FRACAS

Engineering team leadership

Mentoring

Communication

Education

STEM degree

Tools

MS Office

Job description

Location

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

Date Posted

2026-07-16

Country

United States of America

Position Role Type

Onsite

Security Clearance

Active and transferable US 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. DoD clearance: Secret. Ability to obtain interim clearance is required prior to start date.

Life Cycle Engineering

Lifecycle Engineering (LCE) 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.

Senior Principal Reliability Engineer

The Senior Principal Reliability Engineer will develop and implement Reliability engineering strategy and lead a Reliability engineering team supporting development, production and sustainment product phases. This includes developing reliability requirements, analyses, and test methodology. The Senior Principal Reliability Engineer will be expected to have deep knowledge and experience with a variety of reliability engineering sub‑disciplines including Failure Modes Effects Criticality Analysis (FMECA), Environmental Stress Screening (ESS) process optimization, Reliability Predictions, Derating Analysis and overseeing Failure Reporting and Corrective Action (FRACAS) practitioners. In the course of their job responsibilities, the Senior Principal Reliability Engineer will interface closely with program and functional leadership, as well as customers, and oversee reliability engineers of varying experience levels, including mentoring and coaching. We are looking for a Senior 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.
• Lead and oversee an engineering team consisting of varying levels of experience and engineering sub‑disciplines.
• Lead analysis efforts supporting system design with respect to product Reliability, Maintainability, and Failure Analysis/Reporting.
• Serve as a Subject Matter Expert (SME) in reliability disciplines including FMECA, Predictions, Derating and ESS Optimization.
• Identify gaps in expertise, 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 10 years of prior relevant experience.
• Experience with Failure Modes Effects Criticality Analysis (FMECA), Reliability Predictions, Environmental Stress Screening (ESS), Derating, and/or Failure reporting, analysis or corrective actions system (FRACAS).
• Ability to obtain Interim Secret U.S. government‑issued security clearance is required prior to start date.

Qualifications We Prefer

• Experience leading 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.

Salary and Benefits

Salary range: 132,400 USD – 251,600 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.

Benefits may include 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.

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.

Equal Opportunity Employer

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.