• OS Administrator Windows

    CACI International (Chantilly, VA)
    OS Administrator Windows Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular ... US * * * **The Opportunity:** CACI is looking for an Operating Systems ( OS ) Administrator Windows to support the Department of the Air Force (DAF) Enterprise… more
    CACI International (05/23/25)
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  • Senior Systems Administrator (Linux/…

    GovCIO (Washington, DC)
    **Overview** GovCIO is hiring for a Senior Systems Administrator (Linux and Windows ) to provide on-going support for the administration of the core system ... /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6238/senior-systems- administrator --%28linux- windows %29/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6238_… more
    GovCIO (07/18/25)
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  • Windows System Administrator (Onsite…

    RTX Corporation (Arlington, VA)
    …our RTX **Enterprise Services** team: **Role Overview** We are seeking a skilled System Administrator on Windows systems to join our IT team. The successful ... related hardware/software across the organization + Provide advanced troubleshooting for Windows 11 workstations, including OS , application, and hardware issues… more
    RTX Corporation (07/09/25)
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  • Sr Principal Windows Systems…

    Northrop Grumman (Dulles, VA)
    …and Digital Office (CIDO) organization is seeking a highly experienced **Senior Principal Windows Systems Administrator ** to join its dynamic team of technical ... be limited to the following: + Perform as a Windows System Administrator for a classified government...be a condition of continued employment + Experience managing Windows Server OS + Experience with designing… more
    Northrop Grumman (07/11/25)
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  • Senior Windows Systems Administrator

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    Senior Windows Systems Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD Position Overview: The Senior Windows Systems ... management of enterprise systems, storage, patching, and endpoint solutions across Windows platforms. The role ensures the performance, reliability, and security of… more
    Black Bear Technology Solutions, LLC (05/24/25)
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  • Windows Systems Administrator

    Leidos (Arlington, VA)
    **Description** We are currently seeking a Windows Systems Administrator to join the Compartmented Enterprise Services Office (CESO) effort. This program is ... and 4+ years of overall related experience with a Windows servers environment (eg 2008r2 and 2012r2). Additional experience,...BMC Remedy. + ITIL v3 Foundation certified + Linux OS experience. + Solaris OS experience. +… more
    Leidos (07/18/25)
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  • Systems Administrator

    Nightwing (Sterling, VA)
    …and successful TS/SCI with Polygraph clearance crossover.** We are seeking an experienced Windows /Linux System Administrator that will be working in a highly ... a safer, more secure world. **This position is CONTINGENT upon funding, an open position, customer approval, completion of a favorable background investigation,… more
    Nightwing (06/24/25)
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  • OS Administrator Linux

    CACI International (Chantilly, VA)
    OS Administrator Linux Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular Percentage of ... candidate will perform troubleshooting support for application teams as required. As an OS Administrator Linux, you will be directly responsible for the… more
    CACI International (05/23/25)
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  • Systems Administrator

    BAE Systems (Springfield, VA)
    …communication skills + Excellent documentation skills + Ability to lift up to ~50-60# + Windows Server OS technologies + Windows workstation OS ... **Job Description** As a Systems Administrator in an enterprise test organization, the incumbent will be part of a thriving dynamic team of Systems Administrators… more
    BAE Systems (06/28/25)
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  • System Administrator (Sr) - Cleared (STE-A)

    IT Concepts (Washington, DC)
    …milestones. Kentro is hiring a cleared Senior-level System Administrator to support the National Geospatial-Intelligence Agency. Responsibilities: System ... + Perform full system upgrades and repairs (Linux and Windows ) (monthly) + Install software releases and upgrades on...and Technical Support + Troubleshoot and repair operating system ( OS ) and hardware issues (daily as needed) + Troubleshoot… more
    IT Concepts (07/17/25)
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  • Systems Administrator

    William C Brown Inc (Springfield, VA)
    Systems Administrator EOE Statement We are an equal employment opportunity employer. All qualified applicants will receive consideration for employment without ... by law. Description WCBinc is looking for a Systems Administrator to join our team to support our intelligence...for trouble calls, and provide TIER 2/3 support of Unix/ Windows workstations and servers, including Web servers, network attached… more
    William C Brown Inc (07/16/25)
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  • System Administrator /Scripting Engineer

    Insight Global (Washington, DC)
    …(Active Directory Federation Services), PowerShell scripting, and MS SQL Server Familiarity with Open - Source tools for test automation such as Selenium. Must be ... Job Description Systems Administrator /Scripting Engineer to manage the installation, configuration, monitoring, and patching of applications in a Windows more
    Insight Global (07/12/25)
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  • Network/Systems Administrator 4

    GovCIO (Washington, DC)
    …for a Systems Administrator to design, implement, and maintain the OS environments for the Pension Benefit Guaranty Corporation (PBGC) IT Infrastructure Support ... contingent upon award. **Responsibilities** Experience designing, implementing, and maintaining the OS environments for Federal agencies. Skillsets include OS more
    GovCIO (06/12/25)
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  • Senior Linux System Administrator

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    …(Required): + CompTIA Security+ CE or CompTIA Server+ CE + Red Hat Certified System Administrator (RHCSA) + MCSA, MAC OS , or MCP + Must meet DoD 8750 ... Senior Linux System Administrator Clearance Required: Top Secret or Secret Clearance...and 8140 compliance requirements Technical Environment: + Windows Server + MCEM + MAC OS more
    Black Bear Technology Solutions, LLC (05/24/25)
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  • Systems Administrator - Active Directory…

    General Dynamics Information Technology (Washington, DC)
    …**Job Family:** Systems Engineering **Skills:** Active Directory (AD),Operating Systems ( OS ),System Administration **Experience:** 3 + years of related experience ... **US Citizenship Required:** Yes **Job Description:** **Systems Administrator - Active Directory Forests - Active Top Secret Required** Seize your opportunity to… more
    General Dynamics Information Technology (05/24/25)
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  • Network/System Administrator III

    Global Resource Solutions (Arlington, VA)
    Windows 2008 R2/2012 R2 Server, Microsoft Exchange Server 2003/2010, Microsoft Windows 7/10 operating systems ( OS ) administration and associated hardware + ... detail orientated, and talented individual for the position of Network/System Administrator III. Job Description: Summary: The Network/System Administrator III… more
    Global Resource Solutions (07/11/25)
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  • Senior SQL Server Database Administrator

    Chenega Corporation (Fort Belvoir, VA)
    Senior SQL Server Database Administrator Ft. Belvoir, VA Join our Talent Network Senior SQL Server Database Administrator Ft. Belvoir, VA C-CHR-24-037 TheSenior ... the Microsoft SQL Server production and databases and perform Windows system administration in support of the SQL Database...+ Apply Microsoft updates to assigned servers to maintain OS security and integrity; update virus software as required.… more
    Chenega Corporation (06/02/25)
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  • Systems Administrator II

    Robert Half Technology (Washington, DC)
    …+ Strong troubleshooting skills for resolving deployment and endpoint issues. + Knowledge of Windows Server and Windows OS management. + Understanding of ... 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… more
    Robert Half Technology (06/25/25)
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  • NexThink Administrator

    Oneida Technical Solutions (Chantilly, VA)
    …+ 2+ years of hands-on Nexthink administration experience + Strong understanding of Windows OS , endpoint management, and IT service delivery + Experience ... w/matching, Paid Time Off (Sick/Vacation) and Holiday Pay NEXTHINK ADMINISTRATOR Oneida Technical Solutions, LLC (OTS) has a rich...offerings to SIPR. We are currently seeking a Nexthink Administrator for an onsite position in Chantilly, VA. The… more
    Oneida Technical Solutions (07/15/25)
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  • Systems Administrator (Senior)

    BAE Systems (Herndon, VA)
    …future and protect our freedom. We are looking for experienced Systems Administrator to join our technology-based program supporting a key government customer. This ... solutions + Operating systems installation, configuration, and maintenance on Windows servers and desktops. + Developing automated and documented processes… more
    BAE Systems (06/03/25)
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