• AeroVironment (Arlington, VA)
    …Regular **Job Description** **Job Summary:** The primary role of the Linux System Administrator is to support the full life-cycle management of 24x7 mission-focused ... infrastructure hosting tailored mission applications and solutions. This role...candidate has a strong foundation in Linux system and network administration with a security-focusedmindset and contributes to the… more
    DirectEmployers Association (12/24/25)
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  • AeroVironment (Arlington, VA)
    …Provide Tier I and II IT support and problem resolution. + Manage client/server/storage/ network infrastructure . + Configure and manage RedHat Linux and Windows ... Administrator ** is to manage and support mission-critical IT infrastructure . This role involves day-to-day operations, troubleshooting, and maintenance across… more
    DirectEmployers Association (12/19/25)
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  • Infrastructure Network

    Ops Tech Alliance (Washington, DC)
    Infrastructure Network Administrator ( Washington , DC) ** Infrastructure Network Administrator ** _TS/SCI Clearance Required_ _Salary Range: ... $91,500 - $110,800 per year_ Ops Tech Alliance is seeking an Infrastructure Network Administrator to configure, maintain, and monitor secure network more
    Ops Tech Alliance (12/17/25)
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  • Cloud Infrastructure Administrator

    Ops Tech Alliance (Washington, DC)
    Cloud Infrastructure Administrator ( Washington , DC) **Cloud Infrastructure Administrator ** _TS/SCI with Polygraph Required_ Salary Range: _$91,000 - ... year_ Ops Tech Alliance is looking for a **Cloud Infrastructure Administrator ** to play a key role...+ Install, configure, maintain, and troubleshoot cloud and hybrid infrastructure , servers, network hardware, and software to… more
    Ops Tech Alliance (12/17/25)
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  • Systems Administrator (Hybrid…

    Serco (Washington, DC)
    …in Washington , DC. This role involves maintaining a hybrid infrastructure spanning on-premises servers and AWS GovCloud, managing virtual machines, administering ... Washington Navy Yard, District of Columbia, US Anacostia...Certified Associate or Professional (CCA/CCP). + AWS Certified SysOps Administrator or equivalent. + Cisco Certified Network more
    Serco (01/15/26)
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  • Tier 2 Network Administrator

    Koniag Government Services (Washington, DC)
    …2 Network Administrator will troubleshoot and resolve advanced network problems covering routers, switches, firewalls, wireless infrastructure and more. ... Koniag Government Services company, is seeking a Tier 1 Network Administrator to support **ATS** and our... to support **ATS** and our government customer in Washington , DC. **This position requires the candidate to be… more
    Koniag Government Services (10/29/25)
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  • Tier 1 Network Administrator

    Koniag Government Services (Washington, DC)
    …seeking a Tier 1 Network Administrator to monitor our customer's network infrastructure and provide front-line support and troubleshooting. The Tier 1 ... Koniag Government Services company, is seeking a Tier 1 Network Administrator to support **ATS** and our... to support **ATS** and our government customer in Washington , DC. **This position requires the candidate to be… more
    Koniag Government Services (10/29/25)
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  • Network /Systems Administrator 2…

    GovCIO (Washington, DC)
    …this job (https://careers-govcio.icims.com/jobs/6592/ network -systems- administrator ... **Overview** The System Administrator (SA) is responsible for effective provisioning, installation/configuration, operation, and maintenance of systems hardware and… more
    GovCIO (12/05/25)
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  • Network /Systems Administrator 4

    GovCIO (Washington, DC)
    …to this job (https://careers-govcio.icims.com/jobs/5197/ network -systems- administrator -4/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** ... **Overview** GovCIO is currently hiring for a Systems Administrator to design, implement, and maintain the OS environments for the Pension Benefit Guaranty… more
    GovCIO (12/10/25)
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  • System Administrator

    BAE Systems (Washington, DC)
    …responsible forsupporting the customer s digital engineering environment as the primary System Administrator for a classified network . In this role you will ... **Job Description** BAE Systems is seeking an on-site **System Administrator ** to support our work as a prime contractor...possess and demonstrate. This position is full-time on-site at Washington Navy Yard in Washington , DC. This… more
    BAE Systems (01/15/26)
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  • Storage Administrator (TS/SCI required)…

    IT Concepts (Springfield, VA)
    …and achieve extraordinary milestones. Kentro is hiring an experienced Storage Administrator to support Kentro and our customer through award and development. ... and experiencedStorage Administratorsto join our growing team. The Storage Administrator will move ("replicate") data and products among networks, providing… more
    IT Concepts (01/09/26)
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  • System Administrator (Citrix)

    BAE Systems (Washington, DC)
    …working knowledge of Active Directory, NAS storage solutions, VMware vSphere, and core network infrastructure . + Ability to troubleshoot network connectivity ... to possess and demonstrate. This position is on-site at Washington Navy Yard in Washington , DC This...Desktops systems by interacting with the customer and IT infrastructure teams. As an on-site System Administrator ,… more
    BAE Systems (12/04/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …None **Public Trust/Other Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Linux,Microsoft Windows,System Administration **Experience:** ... related experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Own your opportunity to join our team, bringing professionalism… more
    General Dynamics Information Technology (01/05/26)
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  • Systems Administrator Expert - Backup…

    General Dynamics Information Technology (Washington, DC)
    …Systems Administrator Expert joining our team to evolve and maintain network infrastructure for the Department of Energy, National Nuclear Security ... Obtain:** None **Public Trust/Other Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Backup and Recovery (Software),Computer Backups,Information… more
    General Dynamics Information Technology (01/05/26)
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  • Server Administrator

    Koniag Government Services (Washington, DC)
    …a Server Administrator to support a federal client located in Washington , DC. We offer competitive compensation and an extraordinary benefits package including ... to support KITS and our government customer in Washington , DC. This is a hybrid opportunity, requires 3days...holidays, paid time off, and more. The ideal Server Administrator will: Support our IT infrastructure operations.… more
    Koniag Government Services (01/14/26)
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  • Systems Administrator

    Koniag Government Services (Washington, DC)
    …Management Solutions,** a Koniag Government Services company, is seeking a Systems Administrator with a Top-Secret clearance with the ability to obtain a SCI ... to support **KMS** and our government customer in Washington , DC. _This position is for a Future New...Koniag Government Services company, is seeking an experienced Systems Administrator to support our government client. The ideal candidate… more
    Koniag Government Services (12/30/25)
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  • System Administrator

    Koniag Government Services (Washington, DC)
    …Solutions, LLC,** a Koniag Government Services company, is seeking a System Administrator with a Secret Clearance to support **ATS** and Department of State ... the Office of Foreign Missions Information System (TOMIS) in Washington , DC. _This position is for a Future New Business Opportunity._ We offer competitive… more
    Koniag Government Services (11/12/25)
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  • System Administrator

    Mb Solutions, Inc. (Washington, DC)
    Washington , DC, USA | Full Time Security Clearance: SECRET position. Personnel must possess a final DoD granted SECRET security clearance . Require : You must be a ... troubleshooting and maintenance of IT systems + Shall manage IT system infrastructure and any processes related to these systems. + Shall provide support… more
    Mb Solutions, Inc. (11/23/25)
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  • Cyberstar Department of the Interior Indian…

    Chenega Corporation (Washington, DC)
    Administrator VII (https://chenegamios.catsone.com/careers/81049-Chenega-MIOS-Portal/jobs/16594767-System- Administrator -VII/) Disaster Recovery Analyst Web ... Network Engineer III Network Engineer IV (https://chenegamios.catsone.com/careers/81049-Chenega-MIOS-Portal/jobs/16594803- Network -Engineer-IV/) Network Engineer VI VOIP Administrator more
    Chenega Corporation (10/22/25)
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  • Azure Infrastructure Engineer, Senior

    Cayuse Holdings (Washington, DC)
    **Overview** The Azure Infrastructure Engineer Senior will be responsible for designing, implementing, and managing cloud infrastructure solutions on the ... cloud environments that support the organization's business objectives. The Azure Infrastructure Engineer Senior will work closely with development teams, IT… more
    Cayuse Holdings (11/15/25)
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