• Senior Systems Administrator (Unix/…

    First Division Consulting (Dahlgren, VA)
    …on contract award** Position Overview: First Division Consulting is seeking a Senior Unix/ Linux Systems Administrator to support a Department of the Navy ... and advanced detection methods. Key Responsibilities: + Administer and maintain Unix/ Linux systems to ensure reliability, security, and performance. +… more
    First Division Consulting (06/19/25)
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  • Senior Systems Administrator…

    Mount Sinai Health System (New York, NY)
    …Mount Sinai. The Administrator is the principal technology expert for Windows and Linux systems , and help support high-performance computing (HPC) ... professionals and consistent with IT policies and Compliance. The systems will support a wide array of...and metrics, etc. The infrastructure includes both Windows and Linux systems with file servers in multiple… more
    Mount Sinai Health System (06/24/25)
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  • Senior Systems Administrator…

    Tyto Athene (Doral, FL)
    **Description** Tyto Athene is searching for a ** Senior Systems Administrator ( Linux )** to support US Southern Command on the SCITES II Contract in ... Doral, Florida. The Senior Linux Administrator leads the design, implementation,...enforcing DoD cybersecurity standards and STIG compliance across all Linux systems . **Responsibilities:** + Deploy and maintain… more
    Tyto Athene (07/28/25)
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  • Lead Linux Systems Administrator

    Huntington Ingalls Industries (Nellis AFB, NV)
    …Who We Are Mission Technologies, a Division of HII, is seeking a Linux Systems Administrator Lead to support a Modeling, Simulation, ... What You Will Do Maintain continuous operation of multi-user Linux computer systems to ensure team can effectively support the mission. This will include,… more
    Huntington Ingalls Industries (07/09/25)
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  • Principal / Sr . Principal Systems

    Northrop Grumman (Colorado Springs, CO)
    …the required certification will be a condition of continued employment + Must have Linux Operating Systems support experience + Linux Workstation ... Defense Systems is seeking a well-qualified Principal Systems Administrator/ Sr . Principal Systems ...be limited to the following: + Perform as primary Linux Systems Administrator for a classified government… more
    Northrop Grumman (07/23/25)
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  • Network & Computer Systems Administrator…

    SMX (Patuxent River, MD)
    …+ Support VMware systems hosting virtualized workstations and/or servers + Support Windows and/or Linux based systems + Support Windows ... Navy RMF process and NIST standards + Install and support Operating Systems and Applications throughout the...related IT experience required + Experience with Windows and Linux based Operating Systems + DoD 8570… more
    SMX (05/10/25)
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  • Cloud Network & Computer Systems

    SMX (Patuxent River, MD)
    …+ Support VMware systems hosting virtualized workstations and/or servers + Support Windows and/or Linux based systems + Support Windows ... Navy RMF process and NIST standards + Install and support Operating Systems and Applications throughout the...related IT experience required. + Experience with Windows and Linux based Operating Systems + DoD 8570… more
    SMX (05/09/25)
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  • Senior Linux Systems

    Leidos (Aurora, CO)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator** in our **National Security Sector's (NSS) Cyber & ... and make a difference in National** **Security!** Join our team as a ** Linux Systems Administrator** , where you'll provide crucial support for the… more
    Leidos (07/16/25)
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  • Senior Linux Administrator

    General Dynamics Information Technology (Falls Church, VA)
    …experience **US Citizenship Required:** Yes **Job Description:** + Provide system administration support for Linux operating systems including installing ... Be Able to Obtain:** Secret **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** Linux ,Operating Systems Security,Red Hat… more
    General Dynamics Information Technology (07/06/25)
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  • Sr . Systems Engineer

    Leidos (Fort Belvoir, VA)
    …and external mission partners operating in CONUS and OCONUS locations. The Sr Systems Engineer will deploy new Windows and Linux servers and systems ... **Description** Leidos is seeking a ** Sr . Systems Engineer** to support...enhancing cloud infrastructure as well as the day-to-day maintenance support for troubleshooting Linux /Windows cloud systems more
    Leidos (07/23/25)
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  • Sr . Linux /Unix Administrator

    S4 Inc. (Omaha, NE)
    …with experience Job Listing Number: NE25002 LCAT: Senior Network and Computer Systems Administrator Overview: S4 Inc. has a Sr . Linux /Unix System ... Full Time | Comprehensive and competitive benefits Job Title: Sr . Linux /Unix Administrator Work Location: USSTRATCOM Offutt...Linux /Unix OS solutions. + Install, configure, and maintain Linux /Unix OS operating systems . + Analyze and… more
    S4 Inc. (07/09/25)
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  • Linux System Administrator (IT Sr

    CUNY (New York, NY)
    …teams to ensure systems are running efficiently and securely; provides support for deploying applications and services in Linux environments. + Maintains ... required. **OTHER QUALIFICATIONS** Preferred: + 6+ years of experience managing and administering Linux systems (Red Hat, CentOS, Ubuntu, etc.) + Proficiency in… more
    CUNY (06/19/25)
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  • Linux Systems Engineer - Sr

    Lockheed Martin (Moorestown, NJ)
    …our position as the world's leading Aerospace and Defense company\." **WHO WE ARE** The Senior Systems Administrator works as part of a team in the Test Site ... solve end\-user computer system problems while also improving performance on platforms/operating systems such Linux RedHat and RedHawk\. In addition, they also… more
    Lockheed Martin (07/12/25)
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  • Linux Systems Administrator,…

    Lockheed Martin (Sunnyvale, CA)
    …and 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 ... In this role, you will perform a variety of activities in information systems design, development, and analysis encompassing one or more of the following areas… more
    Lockheed Martin (07/12/25)
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  • Sr . Linux Platform Engineer

    Capgemini (Portland, OR)
    …interfaces. **Your skills and experience** + 5 years' experience within embedded systems development. + Strong knowledge of Linux system internals: systemd, ... the job you're considering** Capgemini is seeking a skilled Linux Platform Engineer to help shape the foundation of...role is ideal for engineers who thrive in complex systems , enjoy low-level problem-solving, and are passionate about automation… more
    Capgemini (07/22/25)
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  • Sr Linux Systems

    RTX Corporation (Mckinney, TX)
    …**What You Will Do** : + Administer, patch, and harden Red Hat Enterprise Linux (RHEL) and related distributions. + Collaborate with Cyber to maintain and monitor ... performance, and logs using enterprise tools. + Configure and maintain STIG-compliant systems in accordance with DoD security standards. + Automate system tasks… more
    RTX Corporation (07/03/25)
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  • Sr . Software Engineer, Linux

    AeroVironment (Melbourne, FL)
    **Worker Type** Regular **Job Description** **Summary** As a ** Sr . Software Engineer (Applications)** one works with and is mentored by a talented group of engineers ... environment. In this role, one plans, designs, develops and tests software systems or applications for software enhancements and new products including cloud-based… more
    AeroVironment (06/14/25)
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  • Sr or Operations Applications Analyst II…

    Southwest Power Pool (Little Rock, AR)
    support experience + Effective working knowledge of Microsoft Windows, Unix or Linux operating systems , application + support , and database management ... areas and will play a vital role in ensuring systems function reliably and securely to support ...II - Three (3) years' experience of Information Technology Development/ Support experience + Sr . Operations Applications Analyst… more
    Southwest Power Pool (07/23/25)
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  • Sr . Principal Linux System…

    RTX Corporation (Aurora, CO)
    …are eligible for a security clearance​ **Security Clearance:** TS/SCI with Polygraph ** Sr . Principal Linux System Administrator, Aurora, CO, must have active ... a Raytheon program in a classified environment as a Senior Principal Linux System Administrator. + Responsibilities...SSCP, CySA+, CND. + Experience administering Red Hat Enterprise Linux (RHEL) based systems + Experience using… more
    RTX Corporation (07/19/25)
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  • Linux Information Systems Analyst,…

    Lockheed Martin (King Of Prussia, PA)
    …Onsite in our King of Prussia, PA secure facility\. **Your Mission:** As a Linux Information Systems Analyst, your responsibilities will include: * Technical ... span 70 countries\. This Lockheed Martin Enterprise Operations \(EO\) position will support NSS Space programs\. This position requires an active DOD Secret… more
    Lockheed Martin (07/12/25)
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