• Systems Administrator - Top

    Cambridge International Systems Inc (Norfolk, VA)
    Systems Administrator - Top Secret Clearance | Norfolk, VA Cambridge International Systems , Inc. Join a dynamic global team united by shared values: ... complex and critical challenges in defense and security. We are currently seeking a Systems Administrator to support operations in Norfolk, VA. This is a… more
    Cambridge International Systems Inc (01/07/26)
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  • Systems Administrator / Top

    Lockheed Martin (Arlington, VA)
    **Description:** You will be the Systems Administrator for the Advanced Concepts Lab \(ACL\) - a cutting edge team within Lockheed Martin's Advanced Technology ... scientific disciplines\. What You Will Be Doing: As the Systems Administrator you will be responsible for...special access\. The selected candidate must possess an active Top Secret clearance to start\. \#lmatl **Basic Qualifications:** \*… more
    Lockheed Martin (10/22/25)
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  • Windows Systems Administrator

    Northrop Grumman (Redondo Beach, CA)
    …best work of your career. Northrop Grumman is seeking a well-qualified **Windows Systems Administrator ** to join its dynamic team of technical professionals in ... but not be limited to the following: + Perform as primary Windows Systems Administrator for a large, classified government contract. + Communicate effectively… more
    Northrop Grumman (01/07/26)
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  • Linux/Windows Systems Administrator

    Lockheed Martin (King Of Prussia, PA)
    …the boundaries of technology to help our customers achieve their missions\. The Work: As a Systems Administrator on the ECIW team, you will: \- Work in an agile ... topographies, Virtualization Technologies * Must currently have an active Top Secret Clearance **Desired Skills:** * Windows and Linux...of start\) * CompTIA Linux\+ or Red Hat Certified Systems Administrator Certification * Ability to provide… more
    Lockheed Martin (12/11/25)
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  • IT Systems Administrator

    Lockheed Martin (Las Vegas, NV)
    …and infrastructure deployments for their assigned program\. They will perform Systems Administration across multiple platforms including RHEL, Windows Server, and ... Windows 10\. Active Top Secret Security Clearance and US Citizenship Required for...CompTIA Security \+ certification * Experience with Windows Operating Systems \(i\.e\., Windows Server 2016, 2019, Win10, etc\.\) *… more
    Lockheed Martin (10/18/25)
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  • G2 SharePoint Systems Administrator

    General Dynamics Information Technology (Fairfax, VA)
    …Yes **Job Description:** Transform technology into opportunity as a **SharePoint / Systems Administrator ** at GDIT. Shape what's next for mission-critical ... GDIT, people are our differentiator. Our work depends on a **SharePoint / Systems Administrator ** joining our CNIC Applications Support team which provides… more
    General Dynamics Information Technology (01/05/26)
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  • NCIS Systems Administrator | Active…

    General Dynamics Information Technology (Quantico, VA)
    …Required:** Yes **Job Description:** Transform technology into opportunity as a ** Systems Administrator ** at GDIT. Shape what's next for mission-critical ... sabotage, espionage and subversive activities. **MEANINGFUL WORK AND PERSONAL IMPACT** As a ** Systems Administrator ** , the work you'll do at GDIT will be… more
    General Dynamics Information Technology (01/05/26)
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  • Senior DevOps/ Systems Administrator

    ICF (Huntsville, AL)
    …who will be a key driver to make this happen. We are seeking a skilled ** Systems Administrator ** to support daily operations of IT systems for a government ... program, ensuring stability, security, and compliance across infrastructure components. The Systems Administrator will be responsible for maintaining servers,… more
    ICF (01/07/26)
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  • Windows Systems Administrator

    Deloitte (Lake Mary, FL)
    …advances. Qualifications Required: + Bachelor's degree and 8+ years of Windows systems administration experience + Active DoD Top Secret clearance required ... through innovation. Work You'll Do Support and manage Windows operating systems and servers across the enterprise. Responsibilities include: + Installing,… more
    Deloitte (10/28/25)
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  • Systems Administrator Level 2/3…

    Northrop Grumman (Oak Harbor, WA)
    …career today. Northrop Grumman Aeronautical Systems is seeking a well-qualified Systems Administrator to join its dynamic team of technical professionals for ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of the Time **Description** At Northrop Grumman, our… more
    Northrop Grumman (12/17/25)
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  • Systems Administrator

    Koniag Government Services (Washington, DC)
    **Koniag Management Solutions,** a Koniag Government Services company, is seeking a Systems Administrator with a Top -Secret clearance with the ability to ... Management Solutions, a 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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  • 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 Administrator leads complex system administration and endpoint configuration activities within the environment. This role covers the management of… more
    Black Bear Technology Solutions, LLC (11/21/25)
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  • Linux System Administrator

    CACI International (Sarasota, FL)
    …US * * * **The Opportunity:** CACI has an immediate opening for a Linux Systems Administrator , with a Top Secret Clearance (TS/SCI) with polygraph for ... network and fielded systems . CACI is seeking a development Systems Administrator with Linux experience for our Sarasota (FL) location. In this position,… more
    CACI International (01/02/26)
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  • TSSCI Systems Administrator (Level…

    Insight Global (Louisville, CO)
    Job Description An aerospace company in Louisville, CO, is looking for a Top Secret Systems Administrator (Level 2) to join their growing classified IT team. ... You will be responsible for provisioning, installation and configuration, and maintenance of systems hardware and software. Their environment is a mix of Windows and… more
    Insight Global (11/22/25)
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  • Windows Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a skilled and motivated **Windows Systems Administrator ** to join our team of top Information Technology and Analytic professionals in ... and improve the organization's Windows infrastructure as part of a collaborative systems team. Your focus will span operations, security, and integration of hardware… more
    ManTech (12/03/25)
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  • PDM/PLM Application Administrator

    RTX Corporation (Plano, TX)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** Top Secret - Current **Application System Administrator (PDM/PLM - Windchill) ... Raytheon Product Data Management (PDM) team works to deliver high-quality data management systems to our strategic business units. The PDM tools are the backbone of… more
    RTX Corporation (11/24/25)
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  • Systems Administrator II Generalist…

    V2X (Springfield, VA)
    …with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - Windows Server - active TS/SCI ... required to be onsite. The position requires an active Top Secret/SCI clearance and the ability to obtain and...obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II shall support the Information… more
    V2X (11/15/25)
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  • Systems Administrator - MAJESTIC

    Huntington Ingalls Industries (Bremerton, WA)
    …several people for these roles at various levels with salary ranges outlined here: + Systems Administrator 1: $55,800 - $80,000 + Systems Administrator ... 2: $68,872 - $100,000 + Systems Administrator 3: $84,160 - $125,000 + Systems ...and business administration professionals. Recognized as one of America's top large company employers, we are a values and… more
    Huntington Ingalls Industries (12/20/25)
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  • Trusted Thin Client Systems

    Trace Systems Inc (Shaw AFB, SC)
    Job Overview Job Title: Trusted Thin Client Systems Administrator II Location: Shaw AFB, SC This position is pending contract award. Job Responsibilities Trace ... is actively recruiting for a Trusted Thin Client Systems Administrator II to support the AFCENT...Required. Minimum Qualifications + Active, in-scope US Government issued Top Secret clearance with SCI eligibility. + Due to… more
    Trace Systems Inc (11/14/25)
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  • GCCS Systems Administrator I

    Trace Systems Inc (Shaw AFB, SC)
    Job Overview Job Title: GCCS Systems Administrator I Location: Shaw AFB, SC This position is pending contract award. Job Responsibilities Trace Systems is ... actively recruiting for a GCCS Systems Administrator I to support the AFCENT Combined Air Operations...Required. Minimum Qualifications + Active, in-scope US Government issued Top Secret clearance with SCI eligibility. + Due to… more
    Trace Systems Inc (11/14/25)
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