Principal Engineer – One Shots

About RTX and Raytheon

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose to solve the world's most complex problems. With three market-leading businesses and world-class operations, we push the boundaries of known science to connect and protect our world.

Raytheon brings over 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead of tomorrow's threats. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. 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.

Our Values

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.

About the Role

The Energetics and Propulsion Department is an engineering organization within the Hardware Engineering Directorate. This department is responsible for the full spectrum of warhead, fuzing, and propulsion designs and technologies, including power systems, ignition, and all weapon initiation safety systems.

We are seeking a Principal Engineer - One Shots to join our team in Tucson, AZ. In this onsite role, you will apply and develop advanced one-shot device technologies using scientific principles to create products that solve tough, meaningful problems. You will serve as the day-to-day liaison for programs, ensuring two-way communication management and technical oversight of power source battery development. Your work will involve managing subcontractors, supporting failure analysis through redesign, and presenting design models and test results to internal and customer review meetings. This position requires a willingness to travel to suppliers and government facilities to oversee fact-finding, contract negotiations, and supplier collaboration.

Hiring Process and Application

Candidates will learn more about role type and current site status throughout the recruiting process. 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.

RTX anticipates the application window closing approximately 40 days from the date the notice was posted, though business necessity may require us to shorten or extend this window.

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.