• Information Systems Security Manager (ISSM)

    AeroVironment (Centreville, VA)
    …& Networks range in complexity and size to include multi-platform computing ( Linux , Windows, VMWare), virtual environments, and mobile systems . Extensive ... for Information assurance for all site matters + Lead system documentation for information systems authorization +...experience with a related master's degree + Proficient with Linux based classified systems + Experience with… more
    AeroVironment (12/24/25)
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  • Lead, Systems Engineering (SIGINT/COMINT)

    L3Harris (Greenville, TX)
    …Signals Analysis experience. + RF design understanding. + Familiarity with bash scripting, and Linux operating systems include comfort with Command Line ... in the interest of national security. Job Title: Lead, Systems Engineer (SIGINT/COMINT) Job Code: 30387 Job...to gather user needs and ensure their satisfaction with system performance. + Work with management to develop and… more
    L3Harris (10/26/25)
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  • Information Systems Security Engineers…

    Noblis (Philadelphia, PA)
    …of modern computing platforms and technologies + Experience with modern networks, operating systems , databases, and virtual computing + Experience with testing ... and equipment support. This requisition covers multiple positions, including: + Information System Security Engineer , Entry Level + Information System more
    Noblis (12/06/25)
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  • System Administrator 2

    Synergy ECP (MD)
    …for all Windows environments and have expert knowledge and skills in using Microsoft operating systems (Windows 2012R2 and Windows 2016 or higher) + Engineer ... System Administrator 2 MD Description Member of a...MD Description Member of a cross-functional team providing Windows systems administration/engineering expertise and guidance for a critical enterprise-wide… more
    Synergy ECP (10/15/25)
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  • Network System Admin

    KBR (Lexington Park, MD)
    …Security & Compliance - Implement Technical Implementation Guides (STIGs) for network and operating systems security. Support IATT and ATO package preparation to ... to the next level? KBR is seeking a Network Systems Admin (Network Engineer ) with an active...networking. Experience with IPSEC VPN and L2TP. Familiarity with Linux - RHEL, SUNOS systems . + Current… more
    KBR (12/18/25)
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  • Systems Administrator

    Nexagen Networks Inc (Rock Island Arsenal, IL)
    …network (LAN), wide area network (WAN), data communications network, operating systems , and physical and virtual servers. Perform system monitoring and ... Network Engineer /Description: Under direct supervision, maintains integrity of the operating system environment. Performs system software upgrades… more
    Nexagen Networks Inc (11/01/25)
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  • Mid System Administrator

    Parsons Corporation (Quantico, VA)
    …DoD IA certification for system administrators. + RHCSA - Core Linux system administration certification. + Experienced with frequent use and application ... resources, including CPU usage, disk usage, and response times to maintain operating efficiency. + Performs systems security administration functions, including… more
    Parsons Corporation (11/15/25)
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  • Sr. Specialist Systems Engineering

    L3Harris (Greenville, TX)
    …varying system projects simultaneously + Ability to test and troubleshoot multiple operating systems (ie Windows, Linux , NETAPP) + Requires familiarity ... the interest of national security. Job Title: Sr. Specialist, Systems Engineer Job Number: 30979 Job Location:...and provide subject matter expertise during major and minor system baseline modifications at operating locations around… more
    L3Harris (11/12/25)
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  • Systems Administrator - Level 4 (TCU)

    MTA (New York, NY)
    …installing, maintaining, administering, and supporting computer hardware and operating systems software such as Windows, HP-UNIX, LINUX , VMware, ESX, or ... position is to provide technical support to MTA's computer server hardware, operating system software, and storage area network environment, including… more
    MTA (11/21/25)
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  • Systems Administrator

    TekSynap (Kirtland, NM)
    …field from an accredited college or university. + Proficient with Red Hat Enterprise Linux (RHEL). **Overview** We are seeking a Systems Administrator to join ... **RESPONSIBILITIES** + Oversee the administration, configuration, and maintenance of Windows, Linux , VMs, and supporting software in an air-gapped environment. +… more
    TekSynap (12/13/25)
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