• HWIL Principal Software Engineer

    RTX Corporation (Tucson, AZ)
    …is seeking software engineers that have experience with developing software architecture, design of software, coding, test and integration across test systems. These ... Collaborate with a multi-disciplinary team to develop software to control Hardware -In-the-Loop (HWIL) facilities (flight simulators for missiles) + Software … more
    RTX Corporation (08/26/25)
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  • Principal Information Systems…

    RTX Corporation (Tucson, AZ)
    …lifecycle for test including: test requirements, test system design , flight simulations, hardware -in-the-loop, computer-in-the-loop, advanced engineering ... Test Equipment Engineering (TEE) includes the engineering disciplines responsible for systems design & test with all Raytheon products. Our engineers are responsible… more
    RTX Corporation (11/10/25)
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  • Sr. Principal Voice Engineer

    Northrop Grumman (Chandler, AZ)
    …Grumman Enterprise Classified Solutions is seeking a senior level Cisco Voice Engineer that has experience in designing, implementing, and maintaining Cisco voice ... Unified Communications Manager, and related voice technologies. Key Responsibilities: + Design and implement Cisco voice solutions, including VoIP, VTC, VQ, CMS,… more
    Northrop Grumman (11/05/25)
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  • Principal Mechanical Engineer

    RTX Corporation (Tucson, AZ)
    …group in the Shipboard Effectors Department is currently searching for an experienced Mechanical Design Engineer to work on a multi-discipline team to support ... in Tucson, AZ. **What You Will Do:** + Utilizing strong mechanical hardware design experience and knowledge with ruggedized structures, interconnects, cooling,… more
    RTX Corporation (09/30/25)
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  • Principal Modeling Simulation & Analysis…

    RTX Corporation (Tucson, AZ)
    …/ GNC algorithms or models for missile applications + Experience with Control Hardware Design and Test, hardware /software integration, modeling physics and ... and are eager to learn. As a Modeling, Simulation, & Analysis Engineer , you will participate in challenging multi-disciplinary work across integrated product teams… more
    RTX Corporation (11/18/25)
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  • Principal Software Engineer

    RTX Corporation (Tucson, AZ)
    …the engineering lifecycle, including demonstrations, early engineering tests, design verification tests, production, and post-production sustainment. This position ... is focused on the design , development, integration, and maintenance of software as a...We Prefer:** + Experience with computer architecture and computer hardware optimization techniques + Experience of the development of… more
    RTX Corporation (11/07/25)
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  • Sr Principal Reliability Maintainability…

    Northrop Grumman (Mesa, AZ)
    …skills. + Proven ability as a fast learner with a strong interest in both hardware integration and system safety design . + Experience in the sustainment of ... Grumman** is seeking an experienced **Reliability Maintainability and System Safety (RMSS) Engineer ** to support our Armament Systems business site in **Mesa, AZ** .… more
    Northrop Grumman (11/18/25)
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  • Principal Engineer Guidance…

    Northrop Grumman (Chandler, AZ)
    …software requirements for aircraft, launch vehicles and/or spacecraft. The candidate GNC Engineer will design , develop, implement, verify, and test high-quality ... a desired position, orientation or orbit in space. Control design and analyses processes consist of the development of...on a 6 degree of freedom (6DOF) simulation to design and test missile flight code. The applicant will… more
    Northrop Grumman (11/06/25)
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  • Senior Principal Test Systems Execution…

    RTX Corporation (Tucson, AZ)
    …full-time position of **Senior** **P** **rincipal** **Test Systems** **Execution Lead Engineer ** located **onsite** **in Tucson, Arizona** . This position experience ... lab environment to work with weapon test system designers to understand requirements, design solutions, integrate, and deploy the systems to help support test and… more
    RTX Corporation (09/18/25)
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  • Senior Principal Engineer - One…

    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 ... team and functional subject matter experts to develop architectures, top level design concepts, requirements, and manage production efforts for a variety of one… more
    RTX Corporation (11/18/25)
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