• COLSA Corporation (Huntsville, AL)
    Join our team as a Linux Systems Administrator , where you will support and manage a diverse mix of workstations, servers, and high-performance computing (HPC) ... including firewalls and SELinux. + Work with Ansible for system configuration and automation. + Deploy and manage containerized...to 12 years of related experience + Active DoD Top Secret Clearance with SCI eligibility +… more
    DirectEmployers Association (10/02/25)
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  • COLSA Corporation (Huntsville, AL)
    …professional experience. + Minimum of 8 years related experience + Active DoD Top Secret Clearance with SCI eligibility; US Citizenship required + Must ... We are seeking a highly skilled Systems Analyst to serve as the technical lead...Microsoft Certifications (MCSA/MCSE, AZ-104, etc.). + Red Hat Certified System Administrator (RHCSA) or Engineer (RHCE). +… more
    DirectEmployers Association (09/21/25)
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  • ABBTECH Professional Resources, Inc. (Reston, VA)
    ** Systems Engineer** **Location- Reston, Va** **Clearance- TS /SCI w/ FSP** **Salary- $200k-$215k/yr** _The above salary range represents the range expected for ... Skills:** - Must have experience with IdAM / ICAM delivery systems , Authentication, Authorization, Attributes, - Entitlement Management and Digital Policy Management… more
    DirectEmployers Association (10/22/25)
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  • Infinity Systems Engineering (Alexandria, VA)
    …- now, come be more with us! Job Summary: We are seeking a skilled Systems Administrator /Network Engineer to join our mission-driven team. This position offers a ... including network infrastructure management (switch deployment & configuration) and system administration in a classified environment. The ideal candidate will… more
    DirectEmployers Association (09/30/25)
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  • NetApp (Tampa, FL)
    systems + Qualifies for publishing, project documentation, including system procedures, presentations, and training materials **Desirable Skills / Experience:** ... certification: NetApp Certified Implementation Engineer (NCIP) or NetApp Certified Data Administrator (NCDA) **Security Clearance:** + Active DoD TS clearance… more
    DirectEmployers Association (09/28/25)
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  • Applied Research Associates, Inc. (Herndon, VA)
    …clusters + **Documentation** : Maintain thorough documentation of infrastructure, systems , and processes **Offer is contingent upon contract award.** **Senior ... + **Must be a US citizen with an active TS /SCI security clearance** + Bachelors degree in a related.../SCI with CI Poly security clearance + OpenShift Certified Administrator (OCA) or Kubernetes certification + Experience with hybrid… more
    DirectEmployers Association (09/11/25)
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  • IT Systems Administrator

    SpaceX (Hawthorne, CA)
    IT Systems Administrator - Top Secret ...both formal and informal situations. ADDITIONAL REQUIREMENTS: + Active Top Secret or TS /SCI with ... enabling human life on Mars. IT SYSTEMS ADMINISTRATOR - TOP SECRET CLEARANCE...+ Experience with networking technologies and the Linux operating system environment. + PowerShell (or other) scripting experience. PREFERRED… more
    SpaceX (10/11/25)
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  • System Administrator - Top

    Cambridge International Systems Inc (Charleston, SC)
    System Administrator - Top Secret Clearance | Charleston, SC Cambridge International Systems , Inc. Join a dynamic global team united by shared ... in defense and security. We are currently seeking a System Administrator to support operations in Charleston....is a full-time, CONUS position requiring an active DoD Top Secret clearance. This position may be… more
    Cambridge International Systems Inc (10/08/25)
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  • LINUX Systems Administrator - Active…

    General Dynamics Information Technology (Washington, DC)
    …related experience **US Citizenship Required:** Yes **Job Description:** **Linux Systems Administrator ** **- Active Top Secret Required** Seize your ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job...opportunity to make a personal impact as a **Linux** ** Systems Administrator ** with GDIT. A career in… more
    General Dynamics Information Technology (08/02/25)
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  • Systems Administrator - Active…

    General Dynamics Information Technology (Washington, DC)
    …years of related experience **US Citizenship Required:** Yes **Job Description:** ** Systems Administrator - Active Directory Forests - Active Top Secret ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job...your opportunity to make a personal impact as a ** SYSTEMS Administrator ** with GDIT. A career in… more
    General Dynamics Information Technology (09/09/25)
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  • Sr Principal Windows Systems

    Northrop Grumman (Dulles, VA)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... organization is seeking a highly experienced **Senior Principal Windows Systems Administrator ** to join its dynamic team...+ Experience with Certification & Accreditation process + Active Top Secret with current SAP/SAR access would… more
    Northrop Grumman (10/31/25)
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  • Identity and Access Management System

    Lockheed Martin (Schriever AFB, CO)
    …PowerShell\. **Please Note:** * This position requires a government security clearance at the Top Secret level; you must be a US Citizen for consideration\. * ... developing and integrating new capability for the Missile Defense System that currently protects the United States and its...of work\. **Basic Qualifications:** * Must possess an active Top Secret clearance with SCI eligibility *… more
    Lockheed Martin (09/20/25)
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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...of start\) * CompTIA Linux\+ or Red Hat Certified Systems Administrator Certification * Ability to provide… more
    Lockheed Martin (10/15/25)
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  • Senior Systems Administrator (Active…

    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 (10/09/25)
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  • Systems Administrator - Active…

    General Dynamics Information Technology (Washington, DC)
    …**Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** IT ... of related experience **US Citizenship Required:** Yes **Job Description:** Job Description ** Systems Administrator ** Seize your opportunity to make a personal… more
    General Dynamics Information Technology (10/04/25)
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  • Systems Administrator / Top

    Lockheed Martin (Arlington, VA)
    …environments\. The selected candidate will serve as a system and network administrator for multiple program and internal R&D systems that support the ... Martin's Advanced Technology Laboratories \(ATL\) is seeking an IT Systems Engineer/ Systems Administrator with a...Strong oral and written communication skills \* Current final Top Secret clearance and ability to obtain… more
    Lockheed Martin (10/22/25)
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  • System Administrator ( Secret

    SMX (Patuxent River, MD)
    System Administrator ( Secret to Top Secret ) (4170)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is seeking a ... skilled ** System Administrator ** to work within a 24x7... Secret to start) with ability to obtain Top Secret clearance** + Knowledge of DoD… more
    SMX (10/18/25)
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  • Principal / Sr Prin Contract Administrator

    Northrop Grumman (Manhattan Beach, CA)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... + Enter and manage data in the Contract Management System , financial and delivery systems . + Participate...and effectively research FAR/DFAR information. + Must have Active Top Secret Clearance **Basic Qualifications for a… more
    Northrop Grumman (09/17/25)
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  • IT Systems Administrator , Sr…

    Lockheed Martin (Las Vegas, NV)
    …across multiple platforms including RHEL, Windows Server, and Windows 10\. Active Top Secret Security Clearance and US Citizenship Required for this ... facility\. **Basic Qualifications:** * Must hold an active DoD Top Secret \(U\.S\. Citizen\) * Must have...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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  • Windows Systems Administrator

    Deloitte (Lake Mary, FL)
    …degree and 8+ years of Windows systems administration experience + Active DoD Top Secret clearance required + Must be legally authorized to work in the ... 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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