• SIGINT Systems Administrator (Low-Band…

    CACI International (Beale AFB, CA)
    SIGINT Systems Administrator (Low-Band Journeyman) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee ... None * * * CACI is seeking a SIGINT Systems Administrator (Low-Band Journeyman) to join the CACI team...storage, and network connectivity. You will also provide system administration for assigned infrastructure and establish and maintain system… more
    CACI International (07/18/25)
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  • Principal Windows System Administrator

    RTX Corporation (El Segundo, CA)
    …required, as only US citizens are eligible for a security clearance​ **Security Clearance:** Top Secret - Current At Raytheon, the foundation of everything we do ... problems. **What You Will Do** : + Provide IT systems administration in a heterogeneous Microsoft Windows...have an active a transferable US government issued DoD Top Secret security clearance prior to start… more
    RTX Corporation (10/03/25)
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  • DevOps Engineer III

    Sierra Nevada Company, LLC (Lone Tree, CO)
    administration and deployment. + **Ability to obtain and maintain a** ** Top Secret ** **U.S. Security Clearance** **with SCI eligibility required** ... it is a leading prime manned and unmanned aircraft systems integrator for innovative, high-performance ISR and aviation ...position requires the ability to obtain and maintain a Top Secret US Security Clearance. US Citizenship… more
    Sierra Nevada Company, LLC (07/19/25)
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  • Systems Operations (SysOps) Engineer

    Parsons Corporation (Vandenberg AFB, CA)
    …in a team environment + **Minimum Secret clearance is required to start. Active Top Secret is preferred with SCI eligibility** + Must be a US Citizen due ... **SysOps) Engineer** to focus on the development, security, and administration of a wide variety of systems ...system security posture is maintained + Support common Operating Systems (eg, Windows Server/Workstation, Linux ) and address… more
    Parsons Corporation (09/02/25)
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  • DevOps Engineer

    System One (Huntsville, AL)
    Job Title: DevOps Engineer Location: Huntsville, Alabama DevOps Engineer Huntsville, AL Direct Hire Top Secret <- Must be willing to sit for a CI Poly $200k ... and manages open-source monitoring tools. Required Skills: + Clearance: Top Secret with the ability to sit...in the areas of DevOps tasking + Experience with Linux based environment administration (R) + Experience… more
    System One (09/27/25)
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  • Information Systems Security Specialist

    General Atomics (Albuquerque, NM)
    …professional experience may be substituted in lieu of education. + Must possess an active Top Secret (with SAP & SCI eligibility). + Must maintain DoD 8570 IAM ... is one of the world's leading resources for high-technology systems development ranging from the nuclear fuel cycle to... such as Windows 11, Windows Server, and RedHat Linux . + Builds and implements virtualization infrastructure using tools… more
    General Atomics (07/23/25)
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  • SURTASS Multiple Positions and Locations, VA Beach…

    Serco (Virginia Beach, VA)
    …knowledge and experience with maintenance and repair of processing and communication systems including ICP, UNIX, LINUX , Windows, GPS. and GCCS-M. Communications ... knowledge and experience with maintenance and repair of processing and communication systems including ICP, UNIX, LINUX , Windows, GPS. and GCCS-M. Communications… more
    Serco (09/16/25)
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  • Principal or Senior Principal HPC Engineer (Level…

    Northrop Grumman (Redondo Beach, CA)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... shell scripts, such as Bash and Csh. + A current active US Government in-scope DoD Top Secret security clearance is required to start, with the ability to obtain… more
    Northrop Grumman (09/13/25)
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  • Systems Engineer - Satellite Control…

    Northrop Grumman (Colorado Springs, CO)
    …processes + Familiar with Agile development + Familiar with satellite operations or other similar systems + Top Secret SCI with a CI Polygraph **Preferred ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...Qualifications** + Experience in Server System Administration and troubleshooting analysis in some or all the… more
    Northrop Grumman (09/20/25)
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  • Specialist, Systems Engineer (Rc-135 ELINT)

    L3Harris (Offutt AFB, NE)
    …with RC-135 mission systems operations, and collection analysis. + Must have an active Top Secret with SCI Clearance at the time of hire. + Must successfully ... US Citizen. Preferred Additional Skills: + An understanding of Linux shell scripting, including, but not limited to, BASH,...for data processing and analysis requirements. + Network and Systems administration skills to include the ability… more
    L3Harris (09/20/25)
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