• Principal Systems

    RTX Corporation (Tucson, AZ)
    Systems Engineering and Test Capabilities (SETC) organization is hiring a Principal Systems Requirements and Verification Lead to join our Tucson, AZ ... systems engineering team supporting the Tomahawk Redesign effort. + Lead the requirements verification process for a missile subsystem. + Develop and manage … more
    RTX Corporation (12/20/25)
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  • Responsible Principal Systems

    RTX Corporation (Tucson, AZ)
    Systems Engineering and Test Capabilities (SE&TC) organization is currently hiring a ** Principal Systems Engineer, Responsible Systems Engineer (RSE) - ... and partner with multi-disciplines to shape innovative solutions for our customers. The Principal Systems Engineer is a technical role contributing directly to… more
    RTX Corporation (12/09/25)
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  • Principal Systems Engineer (Onsite)

    RTX Corporation (Tucson, AZ)
    Systems Engineering and Test Center (SETC) organization is currently hiring a ** Principal Systems Engineer - Jumping Cholla Systems Engineering (SE) ... time and every time for our warfighters! As the ** Principal Systems Engineer - Jumping Cholla ...developing & Refining CONOPS, System Architecture, System Requirement, and/or Requirements Verification Strategies & Plans + Experience… more
    RTX Corporation (11/22/25)
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  • Principal Systems Engineer (Onsite)

    RTX Corporation (Tucson, AZ)
    Systems Engineering and Test Center (SETC) organization is currently hiring a ** Principal Systems Engineer - Systems Design Architecture Effectors** to ... Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements :** Active and transferable US government issued security clearance...time and every time for our warfighters! As a ** Principal Systems Engineer - Systems more
    RTX Corporation (10/17/25)
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  • Principal Systems Engineer,…

    RTX Corporation (Tucson, AZ)
    Systems Engineering and Test Capabilities (SE&TC) organization is currently hiring a Principal Systems Engineer - Systems Engineering Lead to join our ... multi-disciplines to shape innovative solutions for our customers. The Principal Systems Engineer - Systems ...help needed. + You will develop system and subsystem requirements for complex systems by collaborating with… more
    RTX Corporation (10/16/25)
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  • Senior Principal Test Systems

    RTX Corporation (Tucson, AZ)
    …or 8 years of professional experience and an advanced STEM degree. As a Senior Principal Systems Engineer, you are accountable for the systems approach for ... more secure world. This position is for a Senior Principal Test Systems Engineer with at least...experience. + Seven (7) years or more years of Systems Engineering experience in test requirements development… more
    RTX Corporation (11/12/25)
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  • Sr. Principal Systems Engineer…

    RTX Corporation (Tucson, AZ)
    …technology roadmaps. The Effectors PG&C Center is currently hiring for a **Sr. Principal Systems Engineer - Missile Guidance, Navigation, & Control Engineer** ... of current and upcoming missile programs. As a **Sr. Principal Systems Engineer - Missile Guidance, Navigation,...Monte Carlo analysis + Development and/or simulation of physical systems + Signal processing + Verification and… more
    RTX Corporation (12/17/25)
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  • Principal Test Systems Technical…

    Butler America (Tucson, AZ)
    Principal Test Systems Technical Lead Engineer Location: Tucson, AZ Job ID: #71803 Pay Range: $65-80 We have an exciting opportunity for a full-time position of ... Principal Test Systems Technical Lead Engineer. This...to work with weapon test system designers to understand requirements , design solutions, integrate, and deploy the systems more
    Butler America (11/11/25)
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  • Principal Test Systems Execution…

    RTX Corporation (Tucson, AZ)
    …secure world. We have an exciting opportunity for a full-time position of ** Principal Test Systems Execution Lead Engineer** located **onsite in Tucson, ... in a lab environment to work with weapon test system designers to understand requirements , design solutions, integrate, and deploy the systems to help support… more
    RTX Corporation (12/06/25)
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  • HWIL Principal Systems Integrator…

    RTX Corporation (Tucson, AZ)
    …more secure world. Raytheon is seeking a Hardware in the Loop (HWIL) Principal Systems Integrator. The role requires experience troubleshooting and integrating ... various systems . The individual will need to be familiar with...investigation activities within HWIL facilities. + Assist in generating requirements , statements of work, and verification plans… more
    RTX Corporation (10/11/25)
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  • Principal Systems Engineer…

    RTX Corporation (Tucson, AZ)
    …with our customers. The Effectors Center in the SETC is seeking Systems Engineers focused on Hardware Integration and Qualification/ Verification testing. In ... tests, or systems deployed in the field. + Experience with Verification and Validation methods. + Active and transferable US government issued security clearance… more
    RTX Corporation (12/09/25)
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  • Test Solutions Senior Principal

    RTX Corporation (Tucson, AZ)
    …The Test Solution Effectors - AUR (All Up Round) Department seeks a Senior Principal Systems Engineer who can drive the interviewing, hiring and onboarding of ... **Position Role Type:** Hybrid **U.S. Citizen, US Person, or Immigration Status Requirements :** The ability to obtain and maintain a US government issued security… more
    RTX Corporation (11/05/25)
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  • Principal Engineer, Systems

    RTX Corporation (Tucson, AZ)
    …+ Make cost and schedule decisions to meet monthly and annual reporting requirements + Perform integration, verification , and field qualification testing to ... that create a safer, more secure world. + In Systems Engineering and Test Capabilities (SE&TC) we integrate, verify,...with developing test plans and procedures + Experience evaluating requirements and with Verification and Validation methods,… more
    RTX Corporation (10/31/25)
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  • Senior Principal Test Systems

    RTX Corporation (Tucson, AZ)
    …in a lab environment to work with weapon test system designers to understand requirements , design solutions, integrate, and deploy the systems to help support ... **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements :** The ability to obtain and maintain a US government issued security… more
    RTX Corporation (12/18/25)
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  • Principal Systems Integration…

    RTX Corporation (Tucson, AZ)
    …Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements :** Active and transferable US government issued security clearance is required ... solves tough, meaningful problems that create a safer, more secure world. Systems Engineering & Test Capabilities (SE&TC) integrates, verifies, and validates our… more
    RTX Corporation (12/20/25)
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  • Sr. Principal Embedded Security Software…

    RTX Corporation (Tucson, AZ)
    …with the Systems Security Engineering team to define and implement requirements . + Work in a common development environment to support and facilitate program ... Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements :** Active and transferable US government issued security clearance is required… more
    RTX Corporation (12/12/25)
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  • Principal System Safety Engineer

    RTX Corporation (Tucson, AZ)
    …Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements :** Active and transferable US government issued security clearance is required ... This is an exciting opportunity for a highly motivated Principal System Safety Engineer to join us onsite in...analysis (task series 200), evaluation (task series 300), and verification (task series 400). This includes hardware and software… more
    RTX Corporation (11/15/25)
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  • Principal System Safety Engineer

    RTX Corporation (Tucson, AZ)
    …Role Type:** Unspecified **U.S. Citizen, US Person, or Immigration Status Requirements :** Active and transferable US government issued security clearance is required ... **What You Will Do** + This is an exciting opportunity for a highly motivated Principal System Safety Engineer to join us **onsite** with the System Safety team in… more
    RTX Corporation (10/22/25)
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  • Senior Principal Embedded SW Security…

    RTX Corporation (Tucson, AZ)
    …with the Systems Security Engineering team to define and implement requirements . + Work in a common development environment to support and facilitate program ... Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements :** Active and transferable US government issued security clearance is required… more
    RTX Corporation (12/09/25)
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  • Principal FPGA Design Engineer - Onsite

    RTX Corporation (Tucson, AZ)
    …processing and processor interfaces. Designers work with circuit card designers and systems engineers to develop requirements , architect new parts, collaborative ... ground to exoatmospheric environments and into space. As a ** Principal FPGA Design Engineer** you will develop FPGA designs...on time and budget. + Create complete documentation including requirements , verification plans, and user's guides. +… more
    RTX Corporation (01/02/26)
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