• OS Systems Admin

    ABBTECH Professional Resources, Inc. (Washington, DC)
    …for a System Administrator. The System Administrator will be responsible for the administration and support of the organization's storage systems and operating ... **Key Responsibilities:** + Manage, configure, and maintain Windows and Linux operating systems across a variety of environments (on-premises and cloud). + Install,… more
    ABBTECH Professional Resources, Inc. (06/18/25)
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  • OS Administrator Linux

    CACI International (Chantilly, VA)
    …resolutions. **More About The Role:** + Install, configure, manage, and maintain Linux OS systems in various environments (physical, virtual, cloud). + Install, ... * **The Opportunity:** CACI is looking for an Operating Systems ( OS ) Administrator Linux to support the...OS Subject Matter Expertise and be responsible for administration , maintenance, and sustainment for the SIPR solution on… more
    CACI International (05/23/25)
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  • OS Administrator Windows

    CACI International (Chantilly, VA)
    …**More About the Role:** + Install, configure, manage, and maintain Windows OS systems in various environments (physical, virtual, cloud). + Install, ... * **The Opportunity:** CACI is looking for an Operating Systems ( OS ) Administrator Windows to support the...OS Subject Matter Expertise and be responsible for administration , maintenance, and sustainment for the SIPR solution on… more
    CACI International (05/23/25)
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  • Customer Success Technical Specialist…

    IBM (Washington, DC)
    …change agent Experience with three or more of the following: * Operating system administration (Linux, Windows, z/ OS ) * TCP/IP network and LDAP administration ... * Education: Computer Science, Data Science or Engineering, Information Systems , or equivalent technical degree/experience. * Strong communication / intellectual… more
    IBM (07/01/25)
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  • Enterprise Platforms BI Administration Lead…

    Fannie Mae (Reston, VA)
    …and using relevant programming languages * Experience monitoring and managing operation systems ( OS ), and staying current on patches, upgrades, and other ... self-service analytics and data visualization tools. * *Operational Excellence:* Lead OS patching and Desktop upgrade initiatives, while managing change, incident,… more
    Fannie Mae (07/11/25)
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  • Junior Administrative Analyst

    NANA Regional Corporation (Vienna, VA)
    …research, communications guidance, and technical support services + Conduct research in open source (OSINT) database to determine status violations and lead ... RiverTech is seeking a Junior Administrative (Intelligence) Analyst for our team in Vienna,...visitors, and visa classifications and knowledge of DHS ADP systems . **Job ID** 2025-16752 **Work Type** On-Site **Company Description**… more
    NANA Regional Corporation (04/15/25)
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  • Systems Administrator

    BAE Systems (Springfield, VA)
    …and has a proven commitment to quality with a solid understanding of systems administration concepts, network architecture, and familiar with the latest software ... network engineers, monitors and manages system resources, and performs systems security administration functions. To include, but...Ability to lift up to ~50-60# + Windows Server OS technologies + Windows workstation OS technologies… more
    BAE Systems (06/28/25)
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  • Cloud Systems Administrator IV

    Criterion Systems (Reston, VA)
    …disk usage, and response times to maintain operating efficiency. + Performs systems security administration functions, including creating user profiles and ... Overview At Criterion Systems , we developed a different kind of business-a...with current/very recent experience., to include experience with Linux OS upgrades in a cloud environment. Linux (CentOS, RHEL,… more
    Criterion Systems (06/18/25)
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  • Cloud Systems Administrator V

    Criterion Systems (Reston, VA)
    …disk usage, and response times to maintain operating efficiency. + Performs systems security administration functions, including creating user profiles and ... Overview At Criterion Systems , we developed a different kind of business-a...with current/very recent experience., to include experience with Linux OS upgrades in a cloud environment. + Experience working… more
    Criterion Systems (05/09/25)
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  • Systems Administrator

    General Dynamics Information Technology (Springfield, VA)
    …SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** Microsoft Windows,Network Administration ,System ... remote resolution support for trouble calls, and provide TIER 2/3 support of production systems . * Systems administration of desktop and server systems more
    General Dynamics Information Technology (06/21/25)
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  • Principal Network Systems Engineer

    Saliense Consulting (Arlington, VA)
    …support, administration , and engineering on all Microsoft Windows Operating Systems . + Monitors, performance tunes, troubleshoots and resolves systems ... is now hiring a Senior Technical Consultant (Principal Network Systems Engineer) to join our team in support of...entire VMWare environment. + Leads and performs changes to OS , databases, applications, servers, storage, network, and backups in… more
    Saliense Consulting (07/07/25)
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  • Senior Systems Engineer

    SAIC (Washington, DC)
    …candidate will be a subject matter expert in Microsoft and Linux systems administration with hands-on experience in identity federation, enterprise directory ... **Description** SAIC is seeking a **Senior Systems Engineer** to support a critical US government...Active Directory, Entra ID (formerly Azure AD), and Unix/Linux OS environments. + Provide expert support for: + Active… more
    SAIC (06/19/25)
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  • Systems Administrator

    William C Brown Inc (Springfield, VA)
    …devices, and stored data in support of business processing requirements. Job Duties:* Systems administration of desktop and server systems connected to ... Desktop system management responsibilities involving account monitoring, security, Operating System ( OS ) installation, and other local area system administration more
    William C Brown Inc (04/16/25)
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  • Systems Administrator - TS/SCI

    General Dynamics Information Technology (Fort Belvoir, VA)
    …SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** System Administration ,Technical ... experience. * Required Technical Skills: 1+ years of directly related experience in systems administration and analysis. + UNIX/LINUX System Administration -… more
    General Dynamics Information Technology (04/17/25)
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  • NCIS Cyber Systems Administrator - SecOps…

    General Dynamics Information Technology (Quantico, VA)
    …Obtain:** Top Secret/SCI **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** DISA STIG,IT Security Operations,Security ... upgrades + Diagnosis and troubleshoot problems related to the OS , hardware, network, and related software + Daily written...+ **Required Experience:** + 5+ years of experience with systems administration : + DoD system accreditation process… more
    General Dynamics Information Technology (05/17/25)
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  • Systems Administrator

    Nightwing (Sterling, VA)
    …license configuration; and workstation support. Responsibilities to Anticipate: Provide IT systems administration in a heterogeneous RedHat Enterprise Linux and ... following technologies: DNS, DHCP, Active Directory, WSUS, VMware, NetBackup, prior systems administration and networking administration experience beyond… more
    Nightwing (06/24/25)
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  • IT Infrastructure Management Technical Lead

    Systems Engineering Solutions Corporation (Chantilly, VA)
    …Special Compartmented Information (SCI) Requirements * Support a hybrid environment of commercial, open source , and custom built software and wide range of ... will provide both hands-on technical leadership and strategic guidance to ensure our systems are robust, secure, scalable, and aligned with business needs. The ideal… more
    Systems Engineering Solutions Corporation (05/30/25)
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  • Systems Administrator II

    Robert Half Technology (Washington, DC)
    Description We are looking for an experienced Systems Administrator II to join our team in Washington, District of Columbia. In this long-term contract position, you ... maintain automation scripts using PowerShell, Batch, or VBScript to streamline administrative tasks. + Automate deployment processes, reporting, and system health… more
    Robert Half Technology (06/25/25)
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  • Personnel Security Specialist VI - TS

    Xcelerate Solutions (Washington, DC)
    …(Word, Excel, Outlook, PowerPoint) + Use of Internet to conduct research and / or open source checks in aid of investigations + Experience with various Federal ... lead. + Provide direct support and service to the administration of the FBI Security Program by participating in...examination of the facts and supporting evidence; and conduct open source Internet checks in support of… more
    Xcelerate Solutions (05/15/25)
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  • Systems Administrator Intermediate - TS/SCI…

    General Dynamics Information Technology (Fort Belvoir, VA)
    …Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** Computer Servers,Information Technology (IT) ... hardware and software configuration database/library of all supporting documentation. + Perform systems administration of desktop and server systems more
    General Dynamics Information Technology (06/28/25)
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