• 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) Subject Matter ... systems to work the first time and every time for our warfighters! As the ** Principal Systems Engineer - Jumping Cholla Systems Engineering SME** , you will join the… more
    RTX Corporation (11/22/25)
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  • Principal Optical Engineer

    Oracle (Phoenix, AZ)
    **Job Description** The Principal Optical Engineer will be joining the Optical Network Engineering team which is responsible for building and scaling Oracle's ... providing optical design, development, modification and evaluation of electronic, electro- mechanical or mechanical components, assemblies or integrated circuitry… more
    Oracle (11/25/25)
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  • Principal Sys Safety Engineer

    RTX Corporation (Tucson, AZ)
    …ensuring end user safety. + This is an exciting opportunity for a highly motivated ** Principal System Safety Engineer** to join us on the Air and Space team in ... Tucson, AZ. **What You Will Do:** As a ** Principal System Safety Engineer** , your responsibilities will include: + Analysis of engineering hardware, mechanical more
    RTX Corporation (12/16/25)
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  • Principal Engineer - Solid Propulsion

    RTX Corporation (Tucson, AZ)
    …weapon initiation safety systems technology. The department is seeking to hire a Principal Engineer - Solid Propulsion. This position is an onsite role located in ... Tucson, Arizona. **What You Will Do:** In this Principal Engineer - Solid Propulsion role you will be responsible for supporting and applying the following: + Apply… more
    RTX Corporation (12/11/25)
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  • Principal , Healthcare Electrical…

    Stantec (Chandler, AZ)
    …Join us and design your place with Stantec. Your Opportunity As a Principal , Healthcare Electrical Engineering, one must bring deep knowledge and thought leadership ... performance accountability and collaboration with other disciplines is critical. The principal contributes to differentiating Stantec from other competing firms and… more
    Stantec (12/03/25)
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  • Principal Test Systems Test Execution Lead

    Butler America (Tucson, AZ)
    Principal Test Systems Test Execution Lead Location: Tucson, AZ Job ID: #71802 Pay Range: $65-80 We have an exciting opportunity for a full-time position of ... Principal Test Systems Test Execution Lead (TEL) located onsite...Manage a cross functional test team including electrical, software, mechanical , etc. Oversee and coordinate the administrative and operational… more
    Butler America (11/11/25)
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  • Principal System Safety Engineer

    RTX Corporation (Tucson, AZ)
    …**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 ... Tucson, AZ. + As a Principal System Safety Engineer, your responsibilities may include: +...and verification (task series 400). + Analysis of hardware, mechanical and electrical drawings and schematics assessing fault tolerance,… more
    RTX Corporation (10/22/25)
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  • Principal Common CAS Actuator Design Lead…

    RTX Corporation (Tucson, AZ)
    …secure world. The Precision Control Actuation System department is seeking a mechanical design engineer to join the multi-disciplinary PCAS organization to support ... **What You Will Do** + You will provide various mechanical engineering support for a common CAS, depending on...skillsets, support may include but not limited to detailed mechanical design, earned value management, test design and execution,… more
    RTX Corporation (12/09/25)
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  • Principal Engineer Embedded Software

    Northrop Grumman (Mesa, AZ)
    …history. Northrop Grumman Defense Systems is seeking a self‑motivated, proactive Principal Software Engineer to join the medium‑caliber Bushmaster gun controller ... with cross‑functional teams** - Work closely with product‑development teammates, mechanical and electrical engineers, and other specialists to ensure seamless… more
    Northrop Grumman (12/18/25)
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  • Principal Environmental Test Engineer

    RTX Corporation (Tucson, AZ)
    …product life cycle from prototype to production. Environmental testing includes mechanical shock, electrodynamic vibration, salt fog, climatic environments such as ... instrumentation installations and data acquisition support. Environmental Test is seeking a Principal Test Engineer in the field of environmental testing. The Test… more
    RTX Corporation (11/21/25)
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