• Windows Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a skilled and motivated **Windows Systems Administrator** to join our team of top Information Technology and Analytic professionals in **Chantilly, ... and improve the organization's Windows infrastructure as part of a collaborative systems team. Your focus will span operations, security, and integration of hardware… more
    ManTech (12/03/25)
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  • GEOINT Systems Engineer

    KBR (Chantilly, VA)
    Title: GEOINT Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... protecting our national security. We are seeking a GEOINT Systems Engineer to provide support for system analysis for...+ Understanding of the Request for Change (RFC) and Configuration Management (CM) processes within the NRO + Strong… more
    KBR (10/30/25)
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  • Senior Solutions Engineer

    Chenega Corporation (Arlington, VA)
    systems (Windows, Linux, and MacOS). + Experience with implementing configuration changes to harden systems and applications. + Strong understanding ... and drive technology decisions for backend, frontend, and/or cloud infrastructure systems . + Provide technical leadership on major tasks and enterprise technology… more
    Chenega Corporation (01/16/26)
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  • Chief Enterprise Architect & Modernization Lead

    ManTech (Herndon, VA)
    …intervention during recovery. + Direct the system-level roadmap, design and configuration of global network systems (LAN/WAN), ensuring interoperability with ... disaster recovery plan ensuring "shared nothing" implementation designs that allow standby systems to operate independently in the event of hardware or network… more
    ManTech (12/23/25)
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  • Senior Cybersecurity Incident Response…

    TekSynap (Radford, VA)
    …to validate audit logs and application security events. + Evaluate Information Systems Design Plans, architecture diagrams, and configuration documentation for ... + Manage, configure, and maintain Security Information and Event Management (SIEM) systems to meet DoD and Army cybersecurity requirements. + Deploy, install, and… more
    TekSynap (10/25/25)
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  • Building Automation Systems Specialist

    Siemens (Chantilly, VA)
    **Job Family:** Buildings **Req ID:** 488382 **Building Automation Systems Specialist** Here at Siemens, we take pride in enabling sustainable progress through ... that improve people's lives. **Transform the everyday with us!** Our ** Systems Specialists** participate in the installation, startup, and commissioning of building… more
    Siemens (01/14/26)
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  • Systems Administrator

    Leidos (Chantilly, VA)
    **Description** Leidos is seeking an experienced ** Systems Administrator** to join our team in supporting mission-critical IT infrastructure. This role is ideal for ... a professional with solid systems administration expertise, particularly in pipeline automation and/or VMware environments across Windows and/or Linux platforms. You… more
    Leidos (01/13/26)
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  • Systems Engineer - TS/SCI with Polygraph

    General Dynamics Information Technology (Vienna, VA)
    …**Job Description:** Seize your opportunity to make a personal impact as a Systems Engineer supporting an information technology enterprise. At GDIT, people are our ... differentiator. As a Systems Engineer, you will help ensure today is safe...telephones, laptops, and tablet devices, all of which require configuration and maintenance while maximizing uptime and communications reliability.… more
    General Dynamics Information Technology (01/13/26)
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  • Sr. UNIX Systems Engineer

    CGI Technologies and Solutions, Inc. (Radford, VA)
    **Sr. UNIX Systems Engineer** **Category:** Infrastructure/Cloud **Main location:** United States, Virginia, Radford **Position ID:** J1025-2168 **Employment Type:** ... contract. PL ALTESS, or Product Lead for Acquisition, Logistics, and Technology Enterprise Systems and Services, is a key US Army organization providing IT services… more
    CGI Technologies and Solutions, Inc. (01/07/26)
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  • Senior Mainframe Systems Programmer - zVM

    Ensono (Richmond, VA)
    Senior Mainframe Systems Programmer - zVMRemote - United StatesJR012366 A Senior IBM z/VM Systems Programmer ensures the stability, integrity, and efficient ... operation of information systems that support core organizational functions and clients. This...as VM:Secure or DirMaint + System network design and configuration at operating system level required with OSA, TCP/IP,… more
    Ensono (01/06/26)
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