• Senior Linux / Unix

    SMX (Dahlgren, VA)
    Senior Linux / Unix Systems Administrator (4411)at SMX(View all jobs) (https://www.smxtech.com/careers/) Dahlgren, VA SMX is looking for a highly motivated ... Senior Linux / Unix Administrator to join... Senior Linux / Unix Administrator to join our team in...VA. Essential Duties & Responsibilities include thedaily administration of Linux / Unix systems and software including… more
    SMX (09/03/25)
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  • Senior Unix Engineer

    NTT DATA North America (Atlanta, GA)
    …resources in the implementation of the prescribed design. The Senior Unix Engineer will review, analyze, and document system requirements and dependencies ... Senior Unix Engineer will migrate Unix and Linux workloads from the CMO...center transformation activities to confirm (and document accordingly) existing Unix and Linux Systems and… more
    NTT DATA North America (09/13/25)
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  • Principle Engineer - Unix / Linux

    Toyota (Plano, TX)
    …location.** **What you'll be doing** + Conduct security assessments of complex Windows and Unix / Linux systems to help develop, enforce, and audit security ... + 5+ years of hands-on experience securing and managing Unix / Linux systems in a large,...Perl or PowerShell. + Experience in configuring intrusion detection/prevention systems , patch management, system hardening and intrusion… more
    Toyota (09/10/25)
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  • Sr. Linux / Unix Administrator

    S4 Inc. (Omaha, NE)
    …Network and Computer Systems Administrator Overview: S4 Inc. has a Sr. Linux / Unix System Administrator position available who will be providing ... development, testing, and production environments. Specific Duties: + Perform system administration for enterprise Linux / Unix ...Unix OS solutions. + Install, configure, and maintain Linux / Unix OS operating systems . +… more
    S4 Inc. (07/09/25)
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  • Senior Unix System

    SMX (Patuxent River, MD)
    Senior Unix System Administrator...(PRDC). This individual will work alongside a team of UNIX / Linux Systems Administrators responsible for ... systems across Department of Defense (DoD) networks. The Senior UNIX Administrator will ensure systems...of Defense (DoD) enclaves + Mentor and support junior UNIX / Linux System Administrators by providing… more
    SMX (09/18/25)
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  • Senior UNIX System Engineer

    TekSynap (Radford, VA)
    …Bachelor's degree in computer science or equivalent experience. **Overview** We are seeking a Senior UNIX System Engineerto join our team supporting an ITES ... Linux , Oracle Enterprise Linux , and Solaris UNIX servers. + Monitor and tune system ...**REQUIRED QUALIFICATIONS** **Experience** + Five (5) years as a UNIX Systems Administrator or IT Engineer, including… more
    TekSynap (07/26/25)
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  • Senior Linux Systems

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator** in our **National Security Sector's (NSS) Cyber & ... will involve configuring and managing UNIX and Windows operating systems , troubleshooting, maintaining network integrity, and enhancing system performance.… more
    Leidos (09/19/25)
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  • Systems Integrator, Unix

    Chenega Corporation (Washington, DC)
    …is a hybrid role. **Responsibilities** + Perform installation, configuration, and maintenance of Unix systems . + Implement system updates, backups, and ... level! SkyEdge Systems (SES) is seeking an ** Unix Systems Integrator,** who will manage ...performance issues and support root cause analysis. + Document system architecture and operational procedures. + Ensure compliance with… more
    Chenega Corporation (09/17/25)
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  • Systems Integrator, Mid (A- Unix )

    Chenega Corporation (Washington, DC)
    …backend infrastructure. **Responsibilities** + Perform installation, configuration, and maintenance of A- Unix systems + Implement system updates, backups, ... in the Federal marketplace. Chenega Agile Real-Time Solutions (CARS) is seeking an **A- Unix Systems Integrator (Mid-Level)** that will manage Unix -based … more
    Chenega Corporation (08/20/25)
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  • Unix Systems Administrator

    SAIC (Ashburn, VA)
    …Experience with LDAP using and or supporting LDAP. + Experience with support Linux systems running Database (Oracle, PostgreSQL , MySQL). + Experience supporting ... Summary** We are currently seeking a motivated and energetic senior -level ** UNIX Administrator** **with Kubernetes** expertise to...10 years of relevant experience. + 10 years plus System administration experience. 6+ with Linux (RHEL8).… more
    SAIC (09/12/25)
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  • Principal Linux System Administrator

    General Dynamics Information Technology (Livermore, CA)
    …**Job Description:** $10K Sign-on bonus A Senior Linux System Administrator Maintains an organization's computer systems ' workflows and is responsible ... hardware upgrades. + Core Systems : Domain Controllers, Linux servers, DNS, VMware, HPE Blade System ,...etc.) + Working knowledge of Administration and maintenance of Unix / Linux Operating System + Working… more
    General Dynamics Information Technology (08/09/25)
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  • Senior Linux Engineer - Security…

    Citigroup (New Castle, DE)
    …around Multifactor Authentication (MFA) and related components + Proficiency in Linux -based environments (RHEL) including terminal commands, Unix shell ... and progress together. **Responsibilities** + Support business and work with System administrators, developers, and analysts with troubleshooting issues. + Perform… more
    Citigroup (09/13/25)
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  • Manager, IT Security Incident Response

    University of Miami (Miami, FL)
    …participate in and, if required, chair post incident reviews for presentation to the senior management. + Experience with Unix / Linux , or work relating to ... tip sheet (https://my.it.miami.edu/wda/erpsec/tipsheets/ER\_eRecruiting\_ApplyforaJob.pdf) . The University of Miami Health System , "UHealth", IT Department has an exciting opportunity for… more
    University of Miami (09/08/25)
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  • Linux Engineering Lead Analyst Vice…

    Citigroup (Tampa, FL)
    …(BI) products (eg, Tableau, Cognos, MicroStrategy).** + **4+ years with Linux operating systems ,** including extensive experience with VMware environments. ... standards are met within existing and planned frameworks. This is a senior level position responsible for leading a variety of engineering activities including… more
    Citigroup (08/21/25)
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  • Senior Energy Control Systems

    Georgia Systems Operations (Tucker, GA)
    …Support is desirable. Four (4) years of experience in System Administration and System Support including UNIX ( Linux ), Windows OS, and IP based Network ... This position is a member of the Energy Control Systems Department. This position leverages expertise in system...utility related real-time EMS experience and ten years of UNIX ( Linux ) and Windows OS administration. Specialized Skills… more
    Georgia Systems Operations (07/21/25)
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  • Senior HPC Systems Administrator

    BAE Systems (Saratoga Springs, UT)
    …Configures and manages Linux , Unix , and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and ... resolution process + Configure and manage Linux , Unix , and Windows (or other applicable) operating systems... Unix , and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot,… more
    BAE Systems (09/09/25)
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  • Senior System Administrator

    CACI International (Annapolis Junction, MD)
    …security compliance, and operational oversight across a range of IT platforms including UNIX , Linux , and Windows systems . The ideal candidate brings ... Senior System Administrator Job Category: Information...capacity planning and performance optimization + Configure and manage UNIX , Linux , and Windows operating systems more
    CACI International (08/01/25)
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  • Senior Systems Administrator

    CACI International (Annapolis Junction, MD)
    …and manage primarily Linux / Unix (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of ... * * * **The Opportunity:** CACI is seeking a Senior Linux Systems Administrator to...manage primarily Windows and some UNIX operating systems and installs/loads operating system software, troubleshoots,… more
    CACI International (07/10/25)
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  • Senior System Administrator

    RWE Clean Energy (Valhalla, NY)
    …a centralized patch management software + System security configurations for Windows, Unix , and/or Linux systems + Active Directory and Group Policy ... **To start as soon as possible, full time, permanent** The ** Senior System Administrator** is responsible for effective provisioning, installation/configuration,… more
    RWE Clean Energy (09/03/25)
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  • Senior Systems Engineer (App/Ops)

    Fiserv (Omaha, NE)
    …supporting enterprise-level applications and their infrastructure. + 5+ years of experience patching Linux , Unix , or AIX operating systems . + Bachelor's ... scale, come make a difference at Fiserv. **Job Title** Senior Systems Engineer (App/Ops) **About your role:**...Manage and participate in monthly OS patching, primarily in Linux , Unix , and AIX. + Support applications… more
    Fiserv (09/10/25)
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