• Sr . Windows/ Linux Systems…

    Lockheed Martin (King Of Prussia, PA)
    …toward the same goal-collaboration is regular and on\-going\. The Work: As a Systems Administrator on the TTWCS Program , you will: \- Work in an agile Kanban ... for all of the client/server/storage/network devices \- Patch and harden Windows, Linux \(Red Hat\) and networking systems with Security personnel to protect against… more
    Lockheed Martin (04/30/25)
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  • Senior Linux System…

    L3Harris (Colorado Springs, CO)
    …air, land, sea and cyber domains in the interest of national security. Job Title: Linux System Administrator (Active Secret ) Job Code: 21212 Job Location: ... (Onsite) Job Description: L3Harris is currently searching for a Linux System Administrator to be part of...of 10 years of prior related experience. + Active Secret security clearance required. + 6 years of experience… more
    L3Harris (02/19/25)
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  • Sr Principal Linux Systems…

    Northrop Grumman (Redondo Beach, CA)
    …The Northrop Grumman Classified Solutions team is seeking an experienced ** Linux Systems Administrator ** **with High Performance Computing (HPC)** expertise ... + Bachelor's degree in Information Technology + Active Top Secret /SCI clearance is preferred + Linux + or RHCSA certification + 5 years of experience in… more
    Northrop Grumman (04/08/25)
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  • Secret Sr Linux Systems…

    Insight Global (Linthicum Heights, MD)
    Job Description A client of Insight Global is looking for a Sr Linux System Administrator to join their team. This role involves maximizing performance and ... for this role will have stronger proficiency on with Linux Administration but is still comfortable working in Windows...and Requirements Bachelors degree and 5+ years of experience Secret or Top- Secret security clearance 8570 compliant… more
    Insight Global (04/22/25)
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  • Senior Linux Systems…

    Adapt Forward (North Charleston, SC)
    Senior Linux Systems Administrator Charleston, SC Minimum Top Secret Clearance Required with Upgrade Eligibility to Top Secret SCI As a Linux ... (primarily RHEL) Administrator , you will perform the installation, testing, operation, troubleshooting, and maintenance of hardware and software systems. You will plan and schedule the installation of new or modified hardware and operating systems and… more
    Adapt Forward (03/29/25)
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  • Sr . Linux /Unix…

    S4 Inc. (Omaha, NE)
    …with Experience | Full Time | Comprehensive and competitive benefits Job Title: Sr . Linux /Unix Administrator Work Location: USSTRATCOM Offutt AFB Clearance: ... NE25002 LCAT: Senior Network and Computer Systems Administrator Overview: S4 Inc. has a Sr . Linux /Unix System Administrator position available… more
    S4 Inc. (04/09/25)
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  • Sr . Principal Cybersecurity Application…

    Northrop Grumman (Melbourne, FL)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees ... Classified Solutions team is seeking a lead **Cybersecurity Application Administrator /Architect** to assist the Information System Security Team with classified… more
    Northrop Grumman (04/08/25)
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  • Secret Sr . Windows System…

    Insight Global (Linthicum Heights, MD)
    Job Description A client of Insight Global is looking for a Sr Windows System Administartor to join their team. This role involves maximizing performance and ... Bachelors degree and 9+ years of experience with system administration Secret security clearance 8570 compliant Sec+, CASP, CISSP Experience deploying, maintaining,… more
    Insight Global (04/12/25)
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  • Senior Linux Systems…

    Integration Innovation, Inc. (i3) (Huntsville, AL)
    Overview i3 is seeking a Senior Linux Systems Administrator to support an Army Contract. The Senior Linux Systems Administrator will provide ... and business requirements in support of customer labs. The Senior Linux Systems Administrator must...position must possess, at a minimum, a United States SECRET level security clearance. Responsibilities + Provide direct customer… more
    Integration Innovation, Inc. (i3) (04/18/25)
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  • Senior Linux Server…

    CACI International (Offutt AFB, NE)
    Senior Linux Server Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: ... * * * **The Opportunity:** CACI is seeking a Senior Linux Server Administrator to...project assignments + May supervise others **Qualifications:** + Top Secret with SCI Eligibility + Bachelor's degree in Computer… more
    CACI International (04/22/25)
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  • Senior Linux System…

    General Dynamics Information Technology (Livermore, CA)
    …experience **US Citizenship Required:** Yes **Job Description:** $10K Sign-on bonus A Senior Linux System Administrator Maintains an organization's computer ... of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** Systems… more
    General Dynamics Information Technology (04/09/25)
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  • Senior Linux System…

    The Boeing Company (Berkeley, MO)
    …growth. Find your future with us. The Boeing Company is currently seeking a ** Senior Linux Systems Administrator ** to join the Specialized United States ... required to deliver products to our customers. As a Linux Administrator , your expertise will play a...position. **Security Clearance** This position requires an active US Secret Security Clearance (US Citizenship Required). (A US Security… more
    The Boeing Company (04/26/25)
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  • Systems Administrator , Multiple Openings:…

    KBR (Kihei, HI)
    Title: Systems Administrator , Multiple Openings: Jr, Mid, Sr Belong. Connect. Grow. with KBR! Systems Administrator , Multiple Positions Open: Jr, Mid, Sr ... Overview: In this role, you'll use your expertise as a Computer System Administrator to maintain IT infrastructure necessary for 24/7/365 readiness in support of… more
    KBR (04/17/25)
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  • Senior Linux System…

    Amentum (Dahlgren, VA)
    Amentum is currently seeking a Senior Linux System Administrator to provide software testing for our award winning team. ** Senior Linux System ... at or within one (1) month of start. + Must be able to obtain/maintain a Secret security clearance (at a minimum, must receive/be approved for an interim Secret more
    Amentum (04/19/25)
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  • Senior Linux Administrator

    BAE Systems (San Diego, CA)
    …Other incentives may be available based on position level and/or job specifics. ** Senior Linux Administrator ** **112529BR** EEO Career Site Equal Opportunity ... BAE Systems. **Position Summary:** As a **_Senior Closed Area Linux Systems Administrator you will_** provide comprehensive...to 40lbs) and work within controlled environments. **_In this Senior Closed Area System Administrator you will… more
    BAE Systems (04/30/25)
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  • Senior System Administrator

    BAE Systems (Huntsville, AL)
    …Other incentives may be available based on position level and/or job specifics. ** Senior System Administrator , Linux ** **111080BR** EEO Career Site Equal ... lab infrastructure to meet the customer requirements. This position will have an emphasis on Linux Systems OS along with a mix of Windows OS. This is a customer… more
    BAE Systems (03/12/25)
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  • Sr Principal Systems Administrator

    Northrop Grumman (Colorado Springs, CO)
    …Space Systems-Launch and Missile Defense Systems has an exciting career opportunity for a Sr Principal Systems Administrator - IT System Administrator SME ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description**...which is required to start + Required experience: + ** Senior Windows Domain experience** + **Windows and Linux more
    Northrop Grumman (04/26/25)
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  • Senior Linux System…

    SAIC (Newport, RI)
    **Description** **SAIC** is seeking a ** Senior Linux System Administrator ** for on-site support of the Advanced Scientific and Engineering Computer Center ... Performing various system administration duties in a large Windows and Linux environment. Assist in implementing, supporting, and troubleshooting Linux more
    SAIC (04/22/25)
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  • Senior Systems Administrator (Unix/…

    First Division Consulting (Dahlgren, VA)
    …contingent on contract award** Position Overview: First Division Consulting is seeking a Senior Unix/ Linux Systems Administrator to support a Department of ... Evaluation) environments, ensuring the functionality, security, and efficiency of Unix/ Linux -based systems, networks, and software infrastructure. The ideal candidate… more
    First Division Consulting (04/16/25)
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  • Senior Linux System…

    Parsons Corporation (Aberdeen, MD)
    …for. **Job Description:** _Parsons is looking for an amazingly talented_ **_Senior Linux Systems Administrator_** _to join our team!_ **_What You'll Be Doing:_** + ... **_What Required Skills You'll Bring:_** + _Extensive background in diverse Linux operating systems and high performance computing_ + _Extensive background in… more
    Parsons Corporation (04/08/25)
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