Principal Engineer - One Shots

RTX (Raytheon); Tucson (AZ); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Relocation available

Job summary

RTX is hiring a Principal Engineer for One Shots in Tucson, AZ. You will apply advanced propulsion technologies and provide technical oversight to subcontractors, while interfacing with customers to define requirements and ensure on-schedule, on-budget delivery.

The role requires a Bachelor in STEM with 8+ years (or 12+ years without a degree) and the ability to obtain a DoD Secret clearance. Relocation is available for this position.

Qualifications

• Bachelor in Science, Technology, Engineering or Mathematics required with 8+ years of experience (or 12+ years without degree).
• Experience in development of solid propulsion systems.
• Must be able to obtain and maintain a US security clearance; U.S. citizenship required.

Responsibilities

• Apply and/or develop advanced one shot devices technologies into products.
• Provide technical oversight to subcontractors and manage suppliers on schedule and budget.
• Interface with customers to identify user needs and support technical program reviews.
• Oversee test data reduction, analysis and verification; support proposals and CIDS.

Skills

Propulsion systems

Solid propulsion

Technical leadership

Subcontract management

Education

Bachelor in STEM

Job description

Date Posted: 2026-10-21

Country: United States of America

Location: US-AZ-TUCSON-M07 ~ 3292 E Hemisphere Loop ~ BLDG M07

Position Role Type: Unspecified

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 RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world's most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Raytheon brings 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. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

The Energetics and Propulsion Department is an engineering organization in the Hardware Engineering Directorate. This Department is responsible for the full spectrum of warhead, fuzing, and propulsion designs/technology, including power systems, ignition, and all other weapon initiation safety systems technology. The department is seeking to hire a Principal Engineer - One Shots.

This position is located onsite in Tucson, AZ.

What You Will Do:

• Apply and/or develop advanced one shot devices technologies using scientific principles, theories and concepts implementation into products
• Provide technical oversight to various subcontractors
• Manage subcontract suppliers to specify and deliver required subsystem components on schedule and on budget
• Frequently interface with the customer to identify user needs
• Technical oversight of our power source batteries development programs
• You will ensure two-way communication management; serve as the day-to-day liaison to the programs concerning resource technical assignments
• Contribute to technology development roadmaps
• Support failure analysis and corrective action through redesign of failed one shot device components or systems
• Present one shot device design models and supporting analyses/test results to internal and customer review meetings
• Support proposals requiring one shots technologies
• Support development of Critical Item Development Specifications (CIDS)
• Oversee fact-finding and contract negotiations
• Test data reduction
• Ensure technical rigor and depth of all deliverables
• Must be willing to travel to suppliers and government facilities
• Technical management of subcontracts on Government programs
• Proposal and cost preparation, requirements definition, and one shot device subsystems analysis, test and verification; operational test support; supplier collaboration
• Willingness to travel, including internationally, to provide supplier support

Qualifications You Must Have:

• Typically requires a Bachelor in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience. In absence of a degree, 12+ years of experience. An advanced degree in a related field may be substituted for additional years of experience.
• Experience in development of solid propulsion systems.
• The ability to obtain and maintain a US security clearance prior to the start date. U.S. citizenship is required as only U.S. citizens are eligible for a security clearance.

Qualifications We Prefe r:

• Ten (10) or more years of directly related experience in propulsive technology and its application to solid or liquid, and/or mono propellant propulsion systems
• Systems knowledge to assure full development of propulsion requirements and dissemination and flow down to subcomponent levels
• Project engineering skills and experience using Earned Value Management System
• Demonstrated ability to develop and lead collaborative efforts with other technical disciplines including structural, thermal, aerodynamics and low observables
• Supplier collaboration experience and oversight generating specifications and statements of work (SOW)
• Experience with DoD customers and/or associated contractor executives and technical leadership

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 available.