Senior Principal Engineer – Electrical Fuze & Initiation Systems

Employer description

Date Posted:

2026-10-21 Country:

United States of America Location:

US-AZ-TUCSON-928 ~ 1151 E Hermans Rd ~ MULTI PURPOSE FAC 928 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. They are looking for a Senior Principal Engineer – Electrical Fuze & Initiation Systems. 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 Principal Engineer – Fuze & Initiation Systems.

The Senior Principal Engineer – Electrical Fuze & Initiation Systems role is in Tucson, AZ and is an onsite position.

What You Will Do

Apply or develop highly advanced technologies, scientific principles, theories, and concepts to the systems integration of fuzing devices, controllers, software, mechanical and electrical interfaces for integration into missile systems and space vehiclesInvolvement with both development and production programs across Raytheon product linesReview manufacturing processes and problem resolution as well as working directly with subcontractors on the design and manufacturing of fuzing devicesWork 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 directionsManage fuzing device development projects and propulsion subcontracts; review and disposition subcontract data and change requests; and oversee supplier operationsProvide frontline lead activities and mentor engineers who develop fuzing devicesDevelop and deliver technical presentations to management and government agenciesFrequently interface with the Customer to identify user needsBe instrumental in obtaining new company business and act independently to uncover and resolve issues associated with the development and implementation of operational missile programsWill travel extensively to government and subcontractor facilities
Qualifications You Must Have

Typically requires a bachelor’s Degree in Science, Technology, Engineering, or Mathematics (STEM) and 10 years of prior relevant experience OR an Advanced degree and 7 years of relevant experienceA minimum of ten (10) years of experience in fuzing / one shots / engineering technology and/or engineering designExperience with fuzing devices design, manufacturing, testing, safety certification and/or complianceThe 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 Prefer

Advanced degree in aforementioned disciplines. ABET is the preferred, although not required, accreditation standardTwelve (12) or more years of directly related experience in fuzing devices and their applicationsSystems knowledge to assure full development of fuzing device requirements and dissemination and flow down to subcomponent levelsAbility to perform fuzing trade studies evaluating different electrical designs and estimate design and production cost and scheduleExperience with safety devices design, manufacturing, testing, safety certification and/or complianceExperience performing electrical stress analysis, electrical thermal analysis, environment survivability assessmentExperience in developing fuzing, safe & arm products that meet MIL-STD-1316, MIL-STD-1901, and MIL-STD-464Working knowledge of JOTP-051, 052, 053Experience with energetic and pyrotechnic initiators, exploding foil deflagrating initiators (EFDI), and Low energy exploding foil initiators (LEEFI) and their operationActive Secret or Top Secret Clearance (Department of Defense)
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
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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.

The salary range for this role is 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.

Hired applicants may be eligible for benefits, including but not limited to, 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.

Hired applicants may be 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.

This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.

RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

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.

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