• Staff Field Engineer - Tman - TS Clearance…

    Lockheed Martin (Beale AFB, CA)
    …benefits Lockheed Martin has to offer\. \#RMSC6ISR **Basic Qualifications:** * Current/Active Top Secret DoD Security Clearance * DoD 8570 Certification level ... knowledge on Solaris 11\.3 and Red Hat 8\.6 SE Linux Operating systems * Advanced knowledge on...knowledge on Cisco Networking devices * Experience working TMAN administrative configuration functions * SAP Program experience preferred *… more
    Lockheed Martin (01/15/26)
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  • Cyber Security Project Engineer TS /SCI…

    The Metamorphosis Group (Mclean, VA)
    …Information Systems Auditor (CISA) Optional Skills 1. Demonstrated experience and understanding of system administration for windows and Linux systems . ... Cyber Security Project Engineer TS /SCI Clearance with FSP REQUIRED McLean, VA ....the technical efforts needed to manage IT applications and systems through the Sponsor's IT Security Assessment and Authorization… more
    The Metamorphosis Group (12/10/25)
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  • Information Systems Analyst / Onsite: KoP

    Lockheed Martin (King Of Prussia, PA)
    **Description:** **This position requires the ability to obtain and maintain a Top Secret clearance\.** Responsibilities include: * Perform successful root cause ... certification\) * Experience with integration of Windows Server and Linux operating systems * Experience with Red...cost estimating * Ability to obtain and maintain a Top Secret clearance\. **Desired Skills:** * Bachelors… more
    Lockheed Martin (11/07/25)
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  • Senior Systems Administrator with Poly

    BigBear.ai (Annapolis Junction, MD)
    … to ensure optimized performance and security + Support patching, upgrading, and migrating of Linux systems and VMs. + Support agile activities for systems ... Overview BigBear.ai is seeking a Senior Systems Administrator with an active TS /SCI...Proficient with Linux . Minimum of 3 years Linux system administration experience (within the last… more
    BigBear.ai (12/30/25)
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  • TS /SCI + Poly Cleared Linux

    Insight Global (Hanover, MD)
    Job Description Insight Global is looking to hire a Linux Admin /Test Engineer in the Hanover, MD, area. This individual will provide tier 2/tier 3 support for ... the end customer's operational systems . On a day-to-day basis, this involves testing, troubleshooting,...testing, troubleshooting, and analyzing issues that arise within their Linux , Windows, and virtual environments. Examples include, but are… more
    Insight Global (01/15/26)
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  • ISSO (Information Systems Security Officer)…

    SRI International (Menlo Park, CA)
    …responsible for operating, managing, and implementing security requirements both technical and administrative on classified systems . This position is located in ... organizational and customer service skills. + Experience using and auditing of both Linux and Windows Operating systems , in physical and virtual environments. +… more
    SRI International (01/03/26)
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  • Software Developer - TS /SCI clearance…

    V2X (Columbia, MD)
    …with another object oriented programming language + Linux Operating Systems OR significant experience in administration and automation with another ... customer developers, operators, and other supported elements. + Active TS /SCI clearance required. Must be willing to undergo a... Administration + Familiarity with multiple operating systems ( Linux , Windows, Mac) + Familiarity with… more
    V2X (11/11/25)
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  • Geospatial Systems Administrator

    CACI International (Fort Bragg, NC)
    … of multiple servers, databases and storage solutions. **Qualifications:** _Required:_ + Top Secret Clearance AND meet the requirements of DCID 6/4 ... Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up...systems , hardware, and software required for MS and LINUX operating systems . + At least 2… more
    CACI International (01/13/26)
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  • Geospatial Systems Administrator

    CACI International (Fort Bragg, NC)
    … of multiple servers, databases, and storage solutions. **Qualifications:** **Required:** + Top Secret Clearance AND meet the requirements of DCID 6/4 ... Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up...systems , hardware, and software required for MS and LINUX operating systems + At least 2… more
    CACI International (10/28/25)
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  • Splunk Admin (Lab Manger)

    Nightwing (Arlington, VA)
    …business continuity of the customer mission. **Responsibilities** : - Serve as a lead Linux Systems Administrator overseeing Red Hat Enterprise Linux (RHEL) ... and equipment in the lab environment. - Providing ongoing systems administration , technical support, upgrades, patching and...- US Citizenship - Must have an active DoD Secret clearance, TS /SCI clearance is preferred. -… more
    Nightwing (10/23/25)
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