Principal Systems Engineer, Responsible Systems Engineer (RSE)

RTX•Tucson, AZ
•$118,300 - $224,900•Onsite

About The Position

RTX’s Systems Engineering and Test Center (SETC) is hiring a Principal Systems Engineer – Section Responsible Systems Engineer for its Advanced Technology Effectors System Engineering Department in Tucson, Arizona. The role works with multidisciplinary teams to design and develop solutions, applying the Systems V engineering life cycle and collaborating with engineering disciplines, subject matter experts, chief engineers, technologists, and customers to support systems for warfighters. The engineer leads updates and maintenance of system- and subsystem-level requirements specifications and serves as the systems engineering technical lead for verification and validation, ensuring requirements are assessed during verification and qualification testing. The role also partners with Systems and Hardware Integrated Product Team Leads and the Chief Engineer on program technical tasks, leads Systems Verification Reviews, and serves as a knowledgeable systems engineering resource who helps onboard, mentor, and guide team members. This is a primarily onsite position in Tucson, Arizona. An active and transferable U.S. government security clearance is required before starting; the posting also requires the ability to obtain an interim clearance before the start date. U.S. citizenship is required. The position is eligible for relocation assistance. The stated salary range is $118,300–$224,900.

Requirements

  • Bachelor’s degree in Science, Technology, Engineering, or Mathematics (STEM), typically, and at least 8 years of prior relevant experience.
  • Experience in at least one of the following: systems software, systems firmware, systems hardware, systems requirements, systems integration, or systems test.
  • Experience in test planning, verification of system requirements, and/or system qualification.
  • Active and transferable U.S. government-issued security clearance required prior to start date, with ability to obtain an interim clearance; U.S. citizenship is required.

Nice To Haves

  • Advanced degree in Engineering, Computer Science, Math, or Physics.
  • Top Secret clearance.
  • Defense industry experience, particularly with military systems, tactics, techniques, and procedures, and Department of Defense customer infrastructure.
  • Experience using Agile framework development methods or processes.
  • Customer focus and collaboration skills.
  • Experience with performance analysis.
  • Experience with DOORS, Cameo, and/or cPDM.
  • Understanding of the Systems Engineering Product Development Cycle.
  • Experience with Earned Value Management System (EVMS) or Cost Account Management (CAM) certification.

Responsibilities

  • Lead efforts to update and maintain system- and subsystem-level requirements specifications.
  • Serve as systems engineering technical lead for verification and validation, ensuring all requirements are assessed during verification and qualification testing.
  • Work with Systems and Hardware Integrated Product Team Leads and the Chief Engineer on program technical tasks.
  • Lead Systems Verification Reviews with the Chief Engineer, Lead Systems Engineer, and Integrated Product Team leadership.
  • Serve as the program’s knowledgeable, go-to Systems Engineer.
  • Help onboard, mentor, and guide new team members in core Systems Engineering skills.

Benefits

  • Relocation assistance available.
  • Medical, dental, and vision insurance.
  • Life insurance.
  • Short-term and long-term disability coverage.
  • 401(k) match.
  • Flexible spending accounts.
  • Flexible work schedules.
  • Employee assistance program.
  • Employee Scholar Program.
  • Parental leave.
  • Paid time off and holidays.
  • Potential eligibility for annual short-term and/or long-term incentive compensation, subject to position level and other factors.
© 2026 Teal Labs, Inc
Privacy PolicyTerms of Service