• Linux Administrator - ACAS

    CACI International (St. Louis, MO)
    Linux Administrator - ACAS Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... worldwide to support the NGA mission. In this role, we're seeking a ** Linux Administrator - ACAS ** who could potentially be located in either **Springfield,… more
    CACI International (05/13/25)
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  • Linux System Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Aberdeen Proving Ground, MD)
    Linux System Administrator The Opportunity: Your combination of people skills and system administrator knowledge makes you the team hero, solving one problem ... skills to improve the technology supporting the US Government? We're looking for a system administrator who specializes in Linux with skills in Linux FIPS… more
    BOOZ, ALLEN & HAMILTON, INC. (07/11/25)
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  • System Administrator ( Linux )

    BAE Systems (Washington, DC)
    **Job Description** BAE Systems is seeking an on-site Linux System Administrator to support our work as a prime contractor on a high-profile US Navy weapon ... Ability to understand and remediate vulnerabilities identified by CTOs, IVAMs, DISA STIGS, ACAS , and evaluate STIG + Proficient with Linux Native Security tools… more
    BAE Systems (07/15/25)
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  • Senior Linux System Administrator

    General Dynamics Information Technology (Livermore, CA)
    …Citizenship Required:** Yes **Job Description:** $10K Sign-on bonus A Senior Linux System Administrator Maintains an organization's computer systems' workflows ... **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** Linux ,Microsoft Server Operating Systems,Microsoft Windows Environment **Certifications:** Security+, CE… more
    General Dynamics Information Technology (05/10/25)
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  • Application Systems Administrator

    SMX (Patuxent River, MD)
    Application Systems Administrator ( Linux ) (4328)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is looking for a highly motivated ... System Administrator to administer Linux Application Servers for...Jira, Bitbucket, Confluence/Atlassian, TWS, Artifactory, Jenkins, Mailman, SonarQube, VoIP, ACAS , and more + Troubleshoot and resolve software issues… more
    SMX (07/17/25)
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  • Linux Administrator Associate

    Lockheed Martin (Cape Canaveral, FL)
    …that's built for you\. Lockheed Martin is actively seeking an early career Linux administrator to support our Space business area unclassified & classified ... of multiple business applications that are hosted on the Linux systems\. If you are looking for a hands\-on...Nessus, McAfee, WSUS, SCCM, Ivanti, Shavlik, Blade Logic, Splunk, ACAS , SCAP, HBSS, etc\.\)\) * Experience with Network Protocols… more
    Lockheed Martin (07/18/25)
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  • Linux Systems Administrator , Sr…

    Lockheed Martin (Sunnyvale, CA)
    …more than 570 facilities that span more than 70 countries\. We are hiring a Linux System Administrator , Sr to support daily IT operations\. **What You Will Be ... an active Secret clearance to start\. **Basic Qualifications:** * Knowledge of Linux /UNIX Server Administration * Knowledge of scripting skills to automate tasks on… more
    Lockheed Martin (07/12/25)
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  • Linux /Windows Senior Systems…

    Lockheed Martin (San Diego, CA)
    …Configuration, fine tuning, and maintenance of security tools such as Nessus, ACAS , Splunk, etc\. * Setting up/configuring new users * Installation and configuration ... Network/System Administration \- Experience with server and desktop management of Linux and Windows environments \- Familiar with package deployment, imaging, and… more
    Lockheed Martin (07/12/25)
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  • Tenable Nessus Administrator SME

    CACI International (VA)
    Tenable Nessus Administrator SME Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular ... US * * * **The Opportunity:** CACI is looking for a Tenable Nessus Administrator SME to support our DoD customer to implement an enterprise IT service delivery… more
    CACI International (07/23/25)
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  • Lead Linux Admin

    ASM Research, An Accenture Federal Services Company (Dover, DE)
    administrator capacity. Considered a technical specialist in a variety of IT administrator disciplines. * Manage a team of Linux and Windows Administrators ... with integration of DoD STIGs and other recommended security standards. * Integrate Linux systems with other enterprise tooling (eg, ACAS , Splunk, SevOne, Backup… more
    ASM Research, An Accenture Federal Services Company (07/25/25)
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  • Systems Administrator

    Actalent (Belcamp, MD)
    Job Title: Linux Systems Administrator Job Description The Systems Administrator will ensure that system hardware, operating systems, software systems, and ... Certification + Red Hat Certified Engineer (RHEL), Red Hat Certified System Administrator (RHSA), Linux +, Linux Professional Institute Certified (LPIC)… more
    Actalent (07/24/25)
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  • Systems Administrator

    BAE Systems (Springfield, VA)
    **Job Description** As a Systems Administrator in an enterprise test organization, the incumbent will be part of a thriving dynamic team of Systems Administrators ... functions. To include, but not limited to, setting up administrator accounts, maintaining system documentation, tuning system performance, installing system-wide… more
    BAE Systems (06/28/25)
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  • NCIS Cyber Systems Administrator - SecOps…

    General Dynamics Information Technology (Quantico, VA)
    …+ **US Citizenship required** **WHAT WE'D LOVE FOR YOU TO HAVE:** + ACAS Management + LINUX Systems Administration Experience (SPLUNK) + Forescout Experience ... Yes **Job Description:** Transform technology into opportunity as a **Cyber Systems Administrator - SecOps** with GDIT. A career in enterprise IT means connecting… more
    General Dynamics Information Technology (05/17/25)
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  • Linux Systems Admin - GMD Weapons Systems…

    Lockheed Martin (Huntsville, AL)
    …launches the intercepting missiles to negate the threat\. **The Work** The Linux System Admin maintains smooth operation of multi\-user computer systems, including ... coordination with network administrators\. Duties may include setting up administrator and service accounts, maintaining system documentation, tuning system… more
    Lockheed Martin (07/12/25)
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  • Senior Systems Administrator II Generalist…

    V2X (Springfield, VA)
    …respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - active TS/SCI clearance to support our government ... obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II supports the information technology (IT) Operations and Maintenance… more
    V2X (05/17/25)
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  • Cloud Network & Computer Systems…

    SMX (Patuxent River, MD)
    Cloud Network & Computer Systems Administrator - Advanced (Secret to TS) (3264)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is ... seeking a skilled **Cloud Network & Computer Systems Administrator ** to be part of our Information Technology Team...hosting virtualized workstations and/or servers + Support Windows and/or Linux based systems + Support Windows Active Directory +… more
    SMX (05/09/25)
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  • Network Security Administrator

    TekSynap (Pensacola, FL)
    **Responsibilities & Qualifications** The **Network Security Administrator ** is responsible fornetwork boundary protection, cybersecurity posture, and accreditation ... vulnerability scans and ensure remediation of findings using tools such as ** ACAS ** (Tenable/Nessus). + Track, document, and report open security findings and POA&Ms… more
    TekSynap (07/09/25)
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  • System Administrator , Senior

    BOOZ, ALLEN & HAMILTON, INC. (Fort Belvoir, VA)
    System Administrator , Senior The Opportunity: Your combination of people skills and technical expertise makes you the team hero, solving one problem after another. ... the Department of Defense (DoD)? We're looking for a systems administrator who specializes in working within classified environments supporting agencies with… more
    BOOZ, ALLEN & HAMILTON, INC. (07/22/25)
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  • System Administrator

    ManTech (Eglin AFB, FL)
    ACAS /Nessus/SCAP, mandatory/role-based access control concepts (e. g. SE Linux extensions to RHEL, PitBull, AppArmor, and Sentris) , video teleconferencing/VOIP, ... MANTECH seeks a motivated, career and customer-oriented **System Administrator ** to join our Air Force / Space team at **Eglin AFB** . The System Administrator 's… more
    ManTech (07/15/25)
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  • Sr. Principal Systems Administrator

    RTX Corporation (Woburn, MA)
    …security clearance​ **Security Clearance:** DoD Clearance: Secret **Sr. Principal Systems Administrator , Storage & Data Protection, (SME) Woburn, MA -100% Onsite ... solve complex DT infrastructure problems. As a Senior Principal level System Administrator , this role will require a seasoned professional contributor who can handle… more
    RTX Corporation (07/04/25)
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