• Systems Administrator

    Amentum (Warrenton, VA)
    …with enterprise technologies, including Windows Server 2019, Citrix Virtual Desktop, VMware ESXi, Active Directory , DHCP, and Service Accounts * ... include, but are not limited to, the following: * Administer and maintain Windows server environments, including Active Directory , DNS, DHCP, and… more
    Amentum (12/10/25)
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  • System Administrator

    Assertive Professionals (Chantilly, VA)
    … Server 2012 R2, Windows Server 2016 + Designing and operating Microsoft Active Directory in a secure and distributed IT environment supporting clients and ... Server virtualization solution design, configuration, and maintenance using software such as VMWare vSphere, Windows Hyper-V, or equivalent. + VOIP solution… more
    Assertive Professionals (10/09/25)
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  • Desktop Systems Engineer - TS/SCI

    General Dynamics Information Technology (Sterling, VA)
    …+ Developing, testing, deploying, and maintaining Group Policy Objects (GPOs) in Microsoft Active Directory (AD) for end user devices, which implement STIG and ... Windows 11, Mac OSX, and their supporting infrastructure components such as Active Directory , group policy creation and maintenance, and SCCM + Experience… more
    General Dynamics Information Technology (11/26/25)
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  • Desktop Systems Engineer - TS/SCI

    General Dynamics Information Technology (Sterling, VA)
    …+ Developing, testing, deploying, and maintaining Group Policy Objects (GPOs) in Microsoft Active Directory (AD) for end user devices, which implement STIG and ... Windows 11, Mac OSX, and their supporting infrastructure components such as Active Directory , group policy creation and maintenance, and SCCM + Experience… more
    General Dynamics Information Technology (11/26/25)
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  • Senior Systems Analyst

    ManTech (Chantilly, VA)
    …Center (DNAC), GEMOne, HP SANs, Certificate Services, DHCP, DNS, Active Directory , Group Policies and Microsoft Windows Operating Systems + ​Diagnosing and ... 2008/2012/2016/2019 Servers; Microsoft Windows 10; administering Microsoft Exchange, Active Directory , and workstation and server hardware; administering… more
    ManTech (10/29/25)
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  • System Administrator

    UIC Government Services and the Bowhead Family of Companies (Quantico, VA)
    Windows and Linux server environments (on-premises and cloud). * Oversee Active Directory , Group Policy, identity management, and authentication systems. * ... Manage Active Directory , Group Policy, DNS, DHCP, and...issues proactively. * Support and maintain virtualization environments (eg, VMware , Hyper-V). * Administer cloud environments. * Manage endpoint… more
    UIC Government Services and the Bowhead Family of Companies (11/09/25)
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  • Systems Engineer 5

    M. C. Dean (Vienna, VA)
    …+ Windows Server Update Services (WSUS), Key Management Service (KMS) + Active Directory and defining, implementing, and maintaining Group Policy. + Data ... experience with the following core platforms and services: + VMware ESXi and vSphere. + Microsoft Windows ...protocols and NAS protocols + Experience virtualizing enterprise applications ( Active Directory , MS SQL, RHEL, MS SharePoint,… more
    M. C. Dean (11/26/25)
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  • Senior Associate Systems Operations Engineer

    NTT America, Inc. (Richmond, VA)
    …and backup solutions. + Experience with cloud platforms (eg, AWS, Azure) + Windows Active Directory /DHCP/DNS/Group Policy + Experience in troubleshooting and ... operating systems ( Windows ) and virtualization technologies. Ie Windows Server 2016, 2019, 2022, VMware vSphere...technologies. Ie Windows Server 2016, 2019, 2022, VMware vSphere 6.x - 8.x + Understand basic networking… more
    NTT America, Inc. (11/20/25)
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  • Sr. System Administrator

    Arena Technical Resources, LLC (Reston, VA)
    …projects/maintenance activities. * Provides advanced level administration and troubleshooting of Active Directory , GPO, DNS, DHCP, and Domain Controllers. ... types of enterprise level Virtual Infrastructures. * Proficient in managing and troubleshooting Active Directory and Group Policy Object (GPO). * At least 8… more
    Arena Technical Resources, LLC (12/05/25)
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  • Systems Administrator / Top Secret / Onsite:

    Lockheed Martin (Arlington, VA)
    …in the following technical areas: \* In\-depth systems administration experience with Windows \(including Active Directory \) \* Experience administering ... partnering with engineering and test teams\. *Apply best practice management across Windows , Linux, and VMware vSphere/ESXi environments\. *Design and implement… more
    Lockheed Martin (10/22/25)
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