• Sr Principal Cybersecurity Application…

    Northrop Grumman (Melbourne, FL)
    …on all classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM). Note: Due to the classified nature of the ... is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and secure...duties on a day-to-day basis in support of the program : + Design and develop new systems, applications, and… more
    Northrop Grumman (01/07/26)
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  • RF Systems Engineer ( Principal Engineer)

    Mission Support and Test Services (CA)
    …Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the US National Nuclear Security Administration (NNSA). ... Our MISSION is to help ensure the security of the United States and its allies by...schedule is flexible and can be negotiated with the manager ; employees can work 5-8, 9-80 or 4-10 work-weeks.… more
    Mission Support and Test Services (12/09/25)
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  • Sr. Principal Systems Engineer - RDC…

    RTX Corporation (Schriever AFB, CO)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** Secret - Current...education of the Combatant Commands and, in particular, Sensor Manager Cells on radar capabilities. + You will oversee… more
    RTX Corporation (12/16/25)
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  • Principal Storage Admin

    RTX Corporation (Mckinney, TX)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** DoD Clearance: Secret...report system health and performance using Active IQ Unified Manager , Config Advisor, and other tools + Provide support… more
    RTX Corporation (01/10/26)
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  • Principal Technologist - Airframe…

    Mission Support and Test Services (Las Vegas, NV)
    …Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the US National Nuclear Security Administration (NNSA). ... Our MISSION is to help ensure the security of the United States and its allies by...manufacturer's maintenance libraries. + Participate in the Deployment Authorization Program (DAP) and be able to travel and work… more
    Mission Support and Test Services (12/16/25)
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  • Sr Principal Linux Systems Administrator…

    Northrop Grumman (Boulder, CO)
    …all classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM). + Prepare security documentation for input ... is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and secure...a 9/80 work schedule, and a great 401k matching program . Come join us! Primary Level Salary Range: $129,300.00… more
    Northrop Grumman (01/07/26)
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  • Senior Principal RF Mechanical Engineer

    RTX Corporation (Tucson, AZ)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** DoD Clearance: Secret...addition, the candidate will work with customer personnel and program leadership to define and refine requirements to validate… more
    RTX Corporation (10/29/25)
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  • NATO AGS Principal System Administrator 3/4

    Northrop Grumman (San Diego, CA)
    …all classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM). + Prepare security documentation for input ... team of technical professionals for the NATO Global Hawk program . Primary location will be Rancho Bernardo, CA with...user and computer accounts and modify file permissions and security access lists. + Test new releases of products… more
    Northrop Grumman (01/07/26)
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  • Principal Linux Systems Administrator…

    Northrop Grumman (Linthicum Heights, MD)
    …all classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM). + Prepare security documentation for input ... Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and secure technological… more
    Northrop Grumman (11/19/25)
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  • Principal Engineer, Systems Engineering…

    RTX Corporation (Tucson, AZ)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** Secret - Current...lead will need to be able to ensure all program SI&T activities are correctly scheduled, resourced, and effectively… more
    RTX Corporation (10/31/25)
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