• Senior Principal Test Systems…

    RTX Corporation (Tucson, AZ)
    …world. We have an exciting opportunity for a full-time position of ** Senior ** **P** **rincipal** **Test Systems** **Execution Lead Engineer ** located **onsite** ... Test Systems Engineering or equivalent Engineering experience for both hardware and test software development, integration, verification, validation, and maintenance… more
    RTX Corporation (12/18/25)
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  • Senior Principal RF Mechanical…

    RTX Corporation (Tucson, AZ)
    …safer, more secure world. The RF Products Team at Raytheon is seeking a talented Engineer to join our team in Tucson, AZ. The candidate will be responsible for ... and program leadership to define and refine requirements to validate hardware compliance. The candidate will be responsible for providing guidance, coaching,… more
    RTX Corporation (10/29/25)
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  • Senior Principal RF Design…

    RTX Corporation (Tucson, AZ)
    …world. Effector RF Products is responsible for designing RF and Microwave hardware , including transmitters, receivers, and exciters. This includes design and test ... as well as module verification and integration + Test and handle sensitive RF Hardware + Schematic capture and RF routing + Partner with interdisciplinary teams -… more
    RTX Corporation (12/19/25)
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  • Senior Principal Systems Software…

    Oracle (Phoenix, AZ)
    …the forefront of AI innovation, exploring the next generation of AI accelerators and hardware solutions. As part of our growing team, you will be involved in working ... AI, LLM, and GenAI infrastructure. + Propose and evaluate groundbreaking hardware , system, and software innovations to significantly enhance AI training and… more
    Oracle (11/25/25)
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  • Senior Principal Engineer

    RTX Corporation (Tucson, AZ)
    …The Energetics and Propulsion Department is an engineering organization in the Hardware Engineering Directorate. This Department is responsible for the full spectrum ... of warhead, fuzing, and propulsion designs/technology, including power systems, ignition, and all other weapon initiation safety systems technology. An individual in this role will be expected to work with a product team and functional subject matter experts… more
    RTX Corporation (11/18/25)
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  • Principal Electro-Optical Subsystem I&T…

    Northrop Grumman (Chandler, AZ)
    …they're making history. Northrop Grumman Space Systems is looking for a ** Principal ** **Electro-Optical Subsystem I&T Engineer ** to support the Launch Vehicles ... business unit in **Chandler, Arizona** . The ** Principal Electro-Optical Subsystem I& T Engineer ,** as part of the Seeker IPT, will support multi-disciplinary… more
    Northrop Grumman (12/27/25)
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  • Principal Systems Engineer

    RTX Corporation (Tucson, AZ)
    …of innovative weapons systems and advanced AI/ML solutions. We're looking for a ** Principal Systems Engineer - Modeling Simulation & Analysis Engineers** who ... team environment, and are eager to learn. As a ** Principal Systems Engineer - Modeling Simulation &...the simulation products of a specific program, and assist Senior Modeling Engineers in the preparation of detailed plans,… more
    RTX Corporation (12/06/25)
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  • Sr. Principal Embedded Real-time Software…

    RTX Corporation (Tucson, AZ)
    …that takes pride in the company and consistently delivers superior solutions. Our Senior Principal Embedded Real-time Software Engineer is a technical ... design, implement, test, debug, and deploy Software for Firmware (FPGA) and Hardware solutions that meet current and next generation autonomous avionics systems'… more
    RTX Corporation (12/24/25)
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  • Principal Test Engineer

    Mercury Systems (Phoenix, AZ)
    Req. Number 25-504 Job Description Job Summary: Mercury Systems is seeking a Principal Test Engineer to lead efforts in developing and executing server system ... Oversee and conduct functional, environmental, stress, and security testing of hardware and software systems, ensuring performance in extreme conditions and… more
    Mercury Systems (12/12/25)
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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 ... of RFQ/RFPs. May lead the adoption of new vendor hardware . Responsible to drive technology to meet product and...Provides a broad set of guidance to technical and senior technical members of staff. Interprets input from leaders… more
    Oracle (11/25/25)
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