Senior Engineer - Solid Propulsion

RTX (Raytheon); Tucson (AZ); On-site; USD 120,000 - 170,000; Full time

Job summary

RTX in Tucson, AZ is seeking a Senior Engineer - Air Breathing Propulsion for onsite work. You will apply advanced propulsion technologies to integrate propulsion systems for missile and space vehicle platforms, coordinating with program management and subcontractors.

You will manage propulsion development projects, present technical work to management and government agencies, and travel to government sites as needed while maintaining the required security clearance and citizenship status.

Qualifications

• Bachelor's degree in Science, Technology, Engineering or Mathematics (STEM) required.
• Three years of propulsion technology experience and solid propulsion development.
• Ability to obtain a U.S. government clearance; U.S. citizenship required.

Responsibilities

• Apply advanced propulsion technologies to system integration for missile/space platforms.
• Lead development and production programs across Raytheon product lines.
• Review manufacturing processes and engage with subcontractors on propulsion systems.

Skills

Propulsion technology

Solid propulsion

Systems integration

Technical presentations

Customer liaison

Education

Bachelor's degree in STEM

ABET accreditation preferred

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: 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: Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date

At RTX, the world's 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 Senior Engineer - Air Breathing Propulsion.

What You Will Do

• Apply or develop highly advanced technologies, scientific principles, theories and concepts to the systems integration of propulsion, thrusters, controllers, software, mechanical and electrical interfaces for integration into missile systems and space vehicles.
• Involvement with both development and production programs across Raytheon Product Lines
• Review manufacturing processes and problem resolution as well as working directly with subcontractors on the design and manufacturing of solid rocket motor propulsion systems
• Work in a collaborative environment with program management in long-range program planning concerning new or projected areas of technological research and advancements and be a key spokesperson on program's technical capabilities and future directions
• Manage propulsion system development projects and propulsion subcontracts; review and disposition subcontract data and change requests; and oversee supplier operations
• Develop and deliver technical presentations to management and government agencies
• Frequently interface with the Customer to identify user needs
• Be instrumental in obtaining new company business and act independently to uncover and resolve issues associated with the development and implementation of operational missile programs
• 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
• Travel to government customer sites as needed.

The Senior Engineer - Air Breathing Propulsion job is in Tucson, AZ and the position is onsite.

Qualifications You Must Have

• Typically requires a Bachelor in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience.
• Three (3) years of experience in propulsion technology and its application to solid propulsion systems
• Experience in the development of solid propulsion systems from conceptual design through final test / assembly etc.
• Ability to obtain a U.S. government issued security clearance. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance, Clearance must be active and transferable prior to start date

Qualifications We Prefer

• Advanced degree in aforementioned disciplines. ABET is the preferred, although not required, accreditation standard
• Eight (8) or more years of directly related experience in propulsive technology and its application to air breathing propulsion systems (turboprop, turbine, scramjet/ramjet, RDE, VFDR, fuel bladders, fuel systems)
• Systems knowledge to assure full development of propulsion requirements and dissemination and flow down to subcomponent levels
• Experience with highspeed combustion mechanics
• Experience designing and developing inlet geometry
• Experience with compressible fluid dynamics (CFD, NPSS, etc.)
• Experience designing and developing exhaust geometry
• Working knowledge or experience with either missile design or development, production support and integration
• Experience with DoD customers and/or associated contractor executives and technical leadership
• Active Secret or Top Secret Clearance (Department of Defense)