• Senior Linux System Administrator -Lead

    Leidos (Atlanta, GA)
    …Human Services Operation of Leidos is seeking a **Lead/** **S** **enior** ** Linux System Administrator** to lead a team of system administrator professionals ... public health researchers and scientists. This senior-level position requires extensive Linux expertise combined with a deep understanding of the specialized… more
    Leidos (09/30/25)
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  • Unix/ Linux Systems Administrator…

    Carnegie Mellon University (Pittsburgh, PA)
    …Computing Facilities department within the School of Computer Science seeks a UNIX/ Linux System Administrator with experience in DevOps practices to contribute your ... evolving our diverse computing environment. In this role, you will support desktops, project servers, and high-performance computing systems, ensuring reliability… more
    Carnegie Mellon University (10/09/25)
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  • Linux Administrator - ACAS

    CACI International (Springfield, VA)
    Linux Administrator - ACAS Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of ... (IT) infrastructure services required to deliver timely, relevant, and accurate support of national security. TCS will provide innovative design, engineering,… more
    CACI International (08/11/25)
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  • Mid-Level Linux System Administrator

    Belay Technologies (Laurel, MD)
    …2019, runner up in 2020 and a finalist in 2021! Belay Technologies is seeking a Linux System Administrator to join our intel team. + We are seeking a Mid-Level ... Linux System Administrator to work on a fast-paced team...work on a fast-paced team of system administrators providing support for implementation, troubleshooting and maintenance of Information Technology… more
    Belay Technologies (10/20/25)
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  • Linux System Administrator (Onsite)

    RTX Corporation (St. Petersburg, FL)
    …Top Secret Systems Administrators collaborate with many teams to support fast-paced, critical programs with classified information system capabilities. Success ... security threats, secure the integrity of our systems and support IT infrastructures around the world. **_ This is...do:** + Administer, patch, and harden Red Hat Enterprise Linux (RHEL) and related distributions. + Collaborate with Cyber… more
    RTX Corporation (10/16/25)
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  • Linux Engineer

    Arena Technical Resources, LLC (Springfield, VA)
    Linux Engineer Location: Springfield, VA, US Job ID: ATR 17707 Job Description Job Title: Linux Engineer Location: Springfield, VA Eligibility: Candidate must ... candidate is ready to operate as aTIER 3 level Linux Administrator, experienced in managing large amounts of data...and any processes related to these systems - Provide support to IT systems including day-to-day operations, monitoring and… more
    Arena Technical Resources, LLC (10/14/25)
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  • Linux System Administrator

    Leidos (Huntsville, AL)
    …information system environments?** Leidos Defense Systems Sector is looking for a skilled ** Linux System Administrator** to join our team. In this role, you'll be in ... data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support . Our team is solving the world's toughest security challenges… more
    Leidos (09/24/25)
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  • Principal System Administrator Linux

    RTX Corporation (Andover, MA)
    …in Program Digital Services, collaborate with a diverse team to support fast-paced, critical programs with classified information system capabilities. Success in ... Subject Matter Expert (SME) with deep knowledge of at least one OS (Windows, Linux , etc.) to extensively design, implement, troubleshoot, and maintain both Linux more
    RTX Corporation (09/11/25)
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  • Senior Linux System Administrator

    Parsons Corporation (Aberdeen, MD)
    …**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 (08/16/25)
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  • IT Systems Analyst Staff / Secret / Onsite: Utah

    Lockheed Martin (Hill Air Force Base, UT)
    …Successfully install/configure software applications and programs * Integration of Windows and Linux environments * Provide IT support in a multi\-functional ... \(EO\) is actively seeking an experienced information technology \(IT\) professional to support classified program areas onsite at Hill AFB, UT\. Deep expertise in… more
    Lockheed Martin (10/17/25)
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