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Sr. Software Systems Engineer; RSE

Job in Tucson, Pima County, Arizona, 85718, USA
Listing for: Raytheon
Full Time position
Listed on 2026-02-19
Job specializations:
  • Engineering
    Systems Engineer, Software Engineer, Electrical Engineering, Aerospace / Aviation / Avionics
Salary/Wage Range or Industry Benchmark: 80000 - 100000 USD Yearly USD 80000.00 100000.00 YEAR
Job Description & How to Apply Below
Position: Sr. Software Responsible Systems Engineer (RSE)

Date Posted:

Country: United States of America

Location: US-AZ-TUCSON-808 ~ 1151 E Hermans Rd ~ BLDG 808

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: Secret - Current

Security Clearance Status: Active and existing security clearance required on day 1.

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 Center (SETC) organization is hiring a Sr. Systems Engineer – Software Responsible Systems Engineer (RSE) to join our Tucson, AZ team in the Advanced Technology Effectors System Engineering Department. The SETC organization provides an exciting and challenging environment where you will design, develop and partner with multidisciplinary teams to shape innovative solutions for our customers. Join our organization and experience the Systems Engineering life cycle while interfacing with a variety of engineering disciplines, subject matter experts, chief engineers, chief technologists, the customer, and many more to ensure we design, integrate, and strengthen our systems to work the first time and every time for our warfighters!

As a Sr. Systems Engineer – Software Responsible Systems Engineer (RSE) you will own the development and maintenance of all software and firmware level requirements and participate in compliance assessment and issue troubleshooting during formal qualification testing (FQT). You will contribute to specifications of major systems and subsystems in the product technical data package, coordinating with Systems, Software, and Test teams to execute program tasks.

This role is fully onsite in Tucson, AZ.

What You Will Do
  • Update and maintain all software and firmware system and subsystem level requirements specifications.
  • SE technical contributor for verification and validation efforts, ensuring all requirements are being assessed during Formal Qualification Testing.
  • Work closely with the Systems, Software, and Test teams and IPTs on a variety of program technical tasks.
  • Participate in technical conversations with the customer.
  • Become a knowledgeable and ‘go-to’ Systems Engineer for the program.
Qualifications You Must Have
  • Typically requires a Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of five (5) years of prior relevant experience.
  • Experience with at least one of the following: systems software, systems firmware, systems hardware, systems requirements, systems integration, and/or systems test.
  • Experience in test planning, verification of system requirements and/or formal qualification.
  • Active and transferrable U.S. government issued Secret security clearance is required prior to start date with the ability to obtain program access after start. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
Qualifications We Prefer
  • Masters or PhD in Engineering, Computer Science, Math or Physics.
  • Top Secret Clearance.
  • Experience in the Defense Industry and specifically with military systems; tactics, techniques, and procedures, as well as Department of Defense customer infrastructure experience.
  • Experience using Agile framework development methods / processes.
  • Experience with software Formal Qualification Testing (FQT).
  • Experience with performance analysis.
  • Experience with embedded software or firmware algorithms on missile products.
  • Experience with software or firmware requirements development on missile products.
  • Experience with DOORS, Cameo and/or cPDM.
  • Understanding of the Systems Engineering Product Development Cycle.
What We Offer
  • Our values drive our actions, behaviors, and performance with a…
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