• Fidelis Administrator - Active TS/SCI with CI Poly

    ENS Solutions (Reston, VA)
    …and resolve complex issues utilizing your knowledge of industry. Performs systems administration of cyber tools sets and server systems connected to ... and application software as necessary. Support Linux & Windows systems engineering efforts in system...operating and maintaining Microsoft Windows and Linux servers to include operating systems . + Prior… more
    ENS Solutions (12/27/25)
    - Related Jobs

  • Systems Administrator

    CACI International (Norfolk, VA)
    …+ High School Diploma + Up to 7 years of experience in systems administration + Basic knowledge of system administration principles + Understanding of ... business systems + Support mainframe, mini, or client/ server based systems + Optimize system...School diploma and up to 7 years experience in system administration ** + ** Systems Administrator… more
    CACI International (12/05/25)
    - Related Jobs

  • Lead Senior Systems Administrator

    ManTech (Chantilly, VA)
    … operations and maintenance with Windows 10 and 11 environments and Windows Server 2016/2019, to include Active Directory, Domain Controllers, DNS, GPO's, ... limited to:** + Lead and supervise a team of system administrators ( Windows /Linux/VMWare) and IT support staff....or high school diploma/GED and 13 years of relevant systems administration experience with 3 + years… more
    ManTech (12/19/25)
    - Related Jobs

  • IT Systems Engineer

    ManTech (Chantilly, VA)
    …including documentation required for A&A IAW ICD 503. + Experience with Windows administration , Active Directory, administrative scripting languages, and ... VA.** **Responsibilities include but are not limited to:** + Providing server /operating system centric knowledge for testing, deploying, integrating, and… more
    ManTech (11/19/25)
    - Related Jobs

  • CyberArk Systems Engineer

    General Dynamics Information Technology (Fairfax, VA)
    …OIT's Division of Infrastructure Services (DIS) at Health Resources and Services Administration (HRSA). The CyberArk Systems Engineer will be performing ... **Experience:** 5 + years of related experience **Job Description:** As a **CyberArk Systems Engineer** , you will support the Hosting Services and Identity and… more
    General Dynamics Information Technology (01/08/26)
    - Related Jobs

  • Ncis SQL Database Administrator | Active TS…

    General Dynamics Information Technology (Quantico, VA)
    …our customer's COTS applications. You will also be part of a team of systems administrators managing Windows Server 2016-2019, desktops, and printers. In ... batch processes, device allocation, validation checks, organization, protection and security ** Systems Administration ** + Evaluate and install new software… more
    General Dynamics Information Technology (12/19/25)
    - Related Jobs

  • Information System Security Engineer…

    Amentum (Warrenton, VA)
    …requirements using intimate knowledge of security design best practices for information systems . throughout the system development life cycle to support the ... look no further. Amentum is seeking a Senior Information System Security Engineer (ISSE) to join our team of...to include all cybersecurity tool sets and collaborating with systems and network engineers. * Use knowledge, skills, and… more
    Amentum (12/05/25)
    - Related Jobs

  • Systems Administrator (2nd shift), TS/SCI…

    General Dynamics Information Technology (Mclean, VA)
    …and collaboration skills, a self-starter who does not need training in system administration /Tier 1 support fundamentals, and flexible enough to work ... system interdependencies/issues + Identify, recommend, and problem solve system issues to ensure systems , software, and...OR equivalent three (3) years job-related experience + MS Windows 10, Server 2016, Server … more
    General Dynamics Information Technology (01/05/26)
    - Related Jobs

  • System Administrator

    Gromelski & Associates, Inc. (Manassas, VA)
    …**_System Administrator Required Tasks:_** + Performs duties as System Administrator on systems using Linux, Windows , and other operating systems as ... other advanced solutions for leading edge technology. + Provide system administration support for system ...+ Performs daily, weekly, and monthly health checks on servers , switches, and other equipment. Maintaining system … more
    Gromelski & Associates, Inc. (12/17/25)
    - Related Jobs

  • Systems Engineer - TS/SCI with Polygraph

    General Dynamics Information Technology (Herndon, VA)
    …passwords. + Create and update documentation, including standard operating procedures, administrative instructions, After Action Reports for system outages, task ... Family:** IT Infrastructure and Operations **Skills:** AWS Cloud Computing,Microsoft Windows ,Web Applications **Experience:** 10 + years of related experience **US… more
    General Dynamics Information Technology (01/08/26)
    - Related Jobs