Senior Principal Systems Engineer (Onsite)

Date Posted:

2026-05-20 Country:

United States of America Location:

US-AZ-TUCSON-805 ~ 1151 E Hermans Rd ~ BLDG 805 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 Raytheon, 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. We bring 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. Our team solves tough, meaningful problems that create a safer, more secure world.

The Systems Engineering and Test Capabilities (SETC) organization is currently hiring a Senior Principal Systems Engineer to join our Tucson, AZ location. SETC is an exciting and challenging environment where you will have the opportunity to design, develop and partner with multi-disciplines to shape innovative solutions for our customers. Join our organization and experience the Systems V engineering life cycle while interfacing with a variety of engineering disciplines, subject matter experts, chief engineers, chief technologists, the customer, and so many more to ensure we design, integrate, and strengthen our systems to work the first time and every time for our warfighters!

The Senior Principal Systems Engineer – Effectors will take a leading role in interfacing with the customer to develop CONOPS, system architecture, system requirements and manage qualification, verification and validation. You will also lead and perform functional / physical analysis, allocation, and trade studies. You will plan the Systems approach to engineering testing, integration and flight-testing, production, system deployment, and post deployment support across the product lifecycle. The Senior Principal Systems Engineer – Effectors role requires a high level of technical proficiency in all aspects of the systems engineering lifecycle with a focus on test and production test environments.

What You Will Do

Interface with customers and key suppliers

Develop CONOPS

Develop & Refine System Architecture

Develop & Refine System Requirements and lead team developing Subsystem level Requirements

Perform Functional & Physical Analyses

Perform Functional Allocation

Develop and Lead Requirements Verification Strategies and Plans

Developing Integrated Systems Security Solutions

System Level to Subassembly Integration, Verification, and Validation planning and execution

Support System Deployment

Support Production

Support Life-cycle Logistics

Cross-functional collaboration and coordination

Establish and maintain relationships with other Programs, Program Leadership, and the customer community

Coordinate with program leadership on long term strategy and planning

Review and support trade studies, down-selects, and other analyses

CDRL management, report development, and delivery

Develop materials for customer meetings (Reviews, Technical Interface Meetings, status meetings, etc.) and brief customer representatives

Qualifications You Must Have

Typically requires a Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM preferred) and a minimum of 10 years of prior engineering experience.

Experience in Systems Engineering, Test Systems and Environments, System Architecture, and/or Design

Experience working on a cross-functional team of Systems Engineers and multidiscipline engineers

Experience leading cross-functional teams through developmental gates such as Systems Requirements Review, Preliminary Design Review, Critical Design Review, or Test Readiness Review

Qualifications We Prefer

Post Graduate degree in in Engineering, Computer Science, Math or Physics

Understanding of Systems Engineering Product Development Cycle

Detailed experience in one or more of the following domains: embedded software, nuclear survivability, RF signal processing, GNC, RF system integration & test, 6DOF/model development

Prior work experience giving technical briefs or presentations with strong verbal and written communication skills

Interfacing with customers

Developing & Refining CONOPS, System Architecture, System Requirement, and Requirements Verification Strategies & Plans

Performing Functional & Physical Analyses and Allocation

Creating & Maintaining Specifications

Subassembly and System Integration & Verification

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 Eligible – Relocation assistance is available

Learn More & Apply Now!

Please consider the following role type definition as you apply for this role.

Onsite : Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.

This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA) , an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: https://www.state.gov/m/ds/clearances/c10978.htm

This position is an onsite role – Tucson, AZ: https://careers.rtx.com/global/en/raytheon-tucson,-az-location

We Are RTX

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, nation