• Principal Mechanical Engineer, Controls…

    RTX Corporation (Tucson, AZ)
    …Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, as only US citizens ... Mathematics (STEM) and a minimum of 8 years of prior relevant experience unless prohibited by local laws/regulations. +...The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors… more
    RTX Corporation (10/14/25)
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  • Principal Firmware and Control Engineer

    RTX Corporation (Tucson, AZ)
    …Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, as only US citizens ... Mathematics (STEM) and a minimum of 8 years of prior relevant experience unless prohibited by local laws/regulations. +...The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors… more
    RTX Corporation (10/14/25)
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  • Principal Common CAS Actuator Design Lead REA

    RTX Corporation (Tucson, AZ)
    …Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, as only US citizens ... Mathematics (STEM) and a minimum of 8 years of prior relevant experience unless prohibited by local laws/regulations. +...The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors… more
    RTX Corporation (10/14/25)
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  • Mech Engr II - ALE

    RTX Corporation (Tucson, AZ)
    …Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, as only US citizens ... Mathematics (STEM) and a minimum of 2 years of prior relevant experience. In absence of a degree, 6+...The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors… more
    RTX Corporation (10/11/25)
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  • HWIL Sr Systems Integrator - FPGA Emphasis - P3

    RTX Corporation (Tucson, AZ)
    …Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, as only US citizens ... Degree in Science, Technology, Engineering or Mathematics (STEM) and 5 years prior relevant experience. + Experience examining FPGA vendor documentation and circuit… more
    RTX Corporation (10/07/25)
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  • Principal FPGA Design Engineer - Onsite

    RTX Corporation (Tucson, AZ)
    …Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, as only US citizens ... ability to obtain and maintain a US security clearance ** prior to the start** date. US citizenship is required...The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors… more
    RTX Corporation (10/04/25)
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  • Senior Modeling Simulation & Analysis Engineer

    RTX Corporation (Tucson, AZ)
    …Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, as only US citizens ... a related STEM degree and five (5) years of prior relevant experience + Experience applying object-oriented software design...The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors… more
    RTX Corporation (10/01/25)
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  • Principal Mechanical Engineer - Standard Missile

    RTX Corporation (Tucson, AZ)
    …Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, as only US citizens ... Mathematics (STEM) and a minimum of 8 years of prior relevant experience or An Advanced Degree in a...The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors… more
    RTX Corporation (09/30/25)
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  • Manufacturing Planner II - Onsite

    RTX Corporation (Tucson, AZ)
    …Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, as only US citizens ... US Citizen - Active and transferable US government issued security clearance is required ** prior ** to start date. US citizenship is required, as only US citizens are… more
    RTX Corporation (09/27/25)
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  • Principal Electrical Engineer Production Hardware

    RTX Corporation (Tucson, AZ)
    …Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, as only US citizens ... and debugging complex circuit card assemblies or electro-mechanical systems. Prior hands-on troubleshooting experience is preferred. + Collaborate and coordinate… more
    RTX Corporation (09/19/25)
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