• 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 (12/04/25)
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  • IT Systems Administrator

    Lockheed Martin (Las Vegas, NV)
    Systems Administration across multiple platforms including RHEL, Windows Server, and Windows 10\. Active Top Secret Security Clearance and US ... facility\. **Basic Qualifications:** * Must hold an active DoD Top Secret \(U\.S\. Citizen\) * Must have...a non\-expired CompTIA Security \+ certification * Experience with Windows Operating Systems \(i\.e\., Windows more
    Lockheed Martin (10/18/25)
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  • Windows Systems Adminsitrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a skilled and motivated ** Windows Systems Administrator ** to join our team of top Information Technology and Analytic professionals in ... School Diploma and 7+ years of relevant experience with Windows systems + Experience with complex system architectures and interconnected data environments… more
    ManTech (12/03/25)
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  • SharePoint Administrator Expert (SME)…

    General Dynamics Information Technology (Fort Belvoir, VA)
    …RQ209539 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... of related experience **US Citizenship Required:** Yes **Job Description:** **SharePoint Administrator Expert (SME) - TS /SCI required** Make meaningful… more
    General Dynamics Information Technology (10/29/25)
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  • Pr./ System Admin - Shift Work ( Top

    Northrop Grumman (Chantilly, VA)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: No **Description** At Northrop Grumman, our employees have ... history. We have an opening for a **Tier 2/3 System Administrator ** to join our team of...**Must have US Citizenship with a current or active Top Secret level clearance and the ability… more
    Northrop Grumman (11/25/25)
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  • Principal/Sr. Principal Systems

    Northrop Grumman (Patuxent River, MD)
    system integration, sustainment, and ground/flight test support. + Perform as a Windows \VMware System Administrator for a classified government contract. ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of...has an exciting career opportunity for a **Principal/Sr. Principal Systems Administrator ** to join the Ground Segment… more
    Northrop Grumman (12/12/25)
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  • Systems Administrator

    Amentum (Warrenton, VA)
    …program is to support, operate, and maintain the Distributed Continuity Integrated Network - Top Secret Enterprise Services (DCIN- TS ES) which is a ... If so, look no further. Amentum is seeking a ** Systems Administrator ** to join our team of...aligned with organizational objectives **Requirements:** * Must have active Top - Secret clearance with SCI or TS more
    Amentum (12/10/25)
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  • IT Systems Engineer, Sr / Top

    Lockheed Martin (King Of Prussia, PA)
    …Citizenship is a requirement to work at this facility \(No dual citizenship\)\. \- Top Secret level security clearance required\. \- Ability to move, rack, stack ... storage or storage area networks \- Red Hat Certified System Administrator certification equivalent or higher \-...must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should… more
    Lockheed Martin (11/07/25)
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  • IT Sys Admin (RMF / Security) / Top

    Lockheed Martin (Palmdale, CA)
    …the Lockheed Martin Aeronautics Division located at the Palmdale, CA facility\. This Systems Administrator role will focus heavily on RMF and Security\. The ... transition to a 4x10 schedule \(Wed \- Sat\); Active Top Secret Security Clearance \(and of course...a non\-expired CompTIA Security \+ certification * Experience with Windows Operating Systems \(i\.e\., Windows more
    Lockheed Martin (10/18/25)
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  • Principal Systems Engineer - active…

    V2X (Springfield, VA)
    …location. The position is required to be onsite. The position requires an active Top Secret /SCI clearance and the ability to obtain and maintain a ... with integrity, respect, responsibility, and professionalism. We are hiring a Principal Systems Engineer - active TS /SCI clearance to support our government… more
    V2X (11/25/25)
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