• 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/6239/senior-systems- administrator --%28linux- windows %29/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6239_… more
    GovCIO (07/09/25)
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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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  • 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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  • Principal Windows /VMware Systems…

    Northrop Grumman (Baltimore, MD)
    …of your career. Northrop Grumman Mission Systems is seeking a well-qualified Windows /VMware Administrator to join its Classified Solutions team in Linthicum, ... limited to the following: + Perform as a primary Windows /VMware Systems Administrator for a classified government...team environment with other IT/technical professionals. + Experience managing Windows Server OS and domain architecture in… more
    Northrop Grumman (06/26/25)
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  • OS Systems Admin

    ABBTECH Professional Resources, Inc. (Washington, DC)
    …Administration (eg, Linux Foundation Certified SysAdmin, Red Hat Certified System Administrator ). + Certification in Windows Server administration (eg, Microsoft ... We are looking for a System Administrator . The System Administrator will be...support of the organization's storage systems and operating systems ( Windows and Linux). You will work closely with the… more
    ABBTECH Professional Resources, Inc. (06/18/25)
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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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  • Sccm/MCM System Engineer (TS/SCI w/ Polygraph)

    COMSO, Inc (Annapolis Junction, MD)
    …across multiple air-gap networks + 5-10 years of computer/IT professional experience with Windows Server Administrator , Windows Server 2016, 2019 or 2022 ... file access permissions needed to resolve issues + Proficient with troubleshooting Windows Desktop and Server OS + Managing a desktop OS image for large… more
    COMSO, Inc (04/18/25)
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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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  • Sccm/MCM Systems Engineer - TS/SCI w/Poly

    General Dynamics Information Technology (Annapolis, MD)
    …Family:** Systems Engineering **Skills:** Microsoft Endpoint Configuration Manager,Microsoft Windows ,Operating Systems ( OS ) **Certifications:** Comp TIA Security ... thousands of endpoints) across multiple air-gap networks, computer/IT professional experience with Windows Server Administrator ; Win Server 2016, 2019 or 2022 OR… more
    General Dynamics Information Technology (05/19/25)
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  • System Engineer 2 - Sccm/MCM System Engineer

    Orion Consortium (Annapolis Junction, MD)
    …endpoints) across multiple air-gap networks. * 5-10 years computer/IT professional experience with Windows Server Administrator ; Win Server 2016, 2019 or 2022 OR ... permissions needed to remediate issues. * Must be proficient with troubleshooting Windows Desktop and Server OS * Experience managing a desktop OS image for… more
    Orion Consortium (06/03/25)
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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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  • Systems Administrator

    General Dynamics Information Technology (Springfield, VA)
    …None **Job Family:** Systems Administration **Skills:** Microsoft Windows ,Network Administration,System Administration **Certifications:** Security+ - CompTIA ... Required:** Yes **Job Description:** Transform technology into opportunity as a Systems Administrator with GDIT. A career in enterprise IT means connecting and… more
    General Dynamics Information Technology (06/21/25)
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  • Systems Administrator

    General Dynamics Information Technology (Bluemont, VA)
    …EMC Storage Area Network (SAN) Administration (Inactive),Unix System Administration, Windows System Administration **Certifications:** Security + - CompTIA ... Required:** Yes **Job Description:** Transform technology into opportunity as a Systems Administrator with GDIT. A career in enterprise IT means connecting and… more
    General Dynamics Information Technology (06/21/25)
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  • System Administrator Level IV

    General Dynamics Information Technology (Annapolis Junction, MD)
    …None **Job Family:** Systems Administration **Skills:** Computer Servers,Linux,Microsoft Windows ,Troubleshooting **Experience:** 9 + years of related experience **US ... Citizenship Required:** Yes **Job Description:** **System Administrator Level IV** Transform technology into opportunity as a Systems Administrator Senior with… more
    General Dynamics Information Technology (05/16/25)
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  • System Administrator

    CACI International (Annapolis Junction, MD)
    …to internal customers and management + Configure and manage UNIX, Linux, and Windows operating systems + Troubleshoot OS software and enhance system performance ... System Administrator Job Category: Information Technology Time Type: Full...or equivalent) + Computing Environment (CE) Certification (eg, Microsoft OS , CentOS, or Red Hat OS ) +… more
    CACI International (05/02/25)
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  • System Administrator

    Synergy ECP (Columbia, MD)
    …this level (skills, technologies, expertise): + One (1) year experience in Linux, Unix, Windows or Cisco OS operating system + Two (2) years' experience ... System Administrator Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Description Level 1 System...Level I Certification, IA Baseline Certification in Linux, Unix, Windows or Cisco OS operating system About… more
    Synergy ECP (04/29/25)
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  • Senior System Administrator

    CACI International (Annapolis Junction, MD)
    Senior System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... highest standards of service and reliability. We're looking for a skilled System Administrator to join our team and help maintain, troubleshoot, and optimize a wide… more
    CACI International (05/02/25)
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  • Principal High Performance Cluster Systems…

    Northrop Grumman (Baltimore, MD)
    …with Certification & Accreditation process. + DoD 8570 Certification in a primary OS ( Windows , Linux, Cisco). We offer flexible work arrangements, phenomenal ... Solutions team is seeking a well-qualified **High-Performance Cluster (HPC) Systems Administrator ** to join its dynamic team of technical professionals in Linthicum,… more
    Northrop Grumman (05/17/25)
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  • Systems Administrator IV - Pipeline (TS/SCI…

    COMSO, Inc (Fort Meade, MD)
    Systems Administrator IV - PIPELINE (TS/SCI w/ POLYGRAPH) FORT MEADE, MD (http://maps.google.com/maps?q=FORT+MEADE+MD+USA+20755) Description COMSO, Inc. is a ... Environment (CE) Certification. The CE certification requirements can be fulfilled with either Microsoft OS , Cent OS /Red Hat OS CE certifications. + Eight… more
    COMSO, Inc (06/03/25)
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