• System Administrator - Red Hat Enterprise…

    Kaizen Approach, Inc (Annapolis Junction, MD)
    …An active Tier II certification related to Red Hat Enterprise Linux system administration , such as Red Hat Certified Engineer (RHCE), is required. An active ... Linux (SAL) to support the implementation and operation of Red Hat Enterprise Linux -based or Red Hat Derivative IT systems . In this role, you'll install,… more
    Kaizen Approach, Inc (09/25/25)
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  • Top Secret System Admin

    Insight Global (Niskayuna, NY)
    …diagnosis. . Implement solutions under the guidance of the ICIT team, engineer , and the equipment's supplier as required. . Provide Anti-Virus Patching Services ... process. . Aid engineers in completing any required audits for the LOB Systems . . Aid engineers in the implementation of the Continuous Monitoring (CM) process… more
    Insight Global (09/23/25)
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  • PKI Admin

    Insight Global (Dallas, TX)
    Job Description We're seeking a skilled Public Key Infrastructure (PKI) Engineer / Administrator to oversee certificate authority operations using Venafi Certificate ... * Design, implement, and manage secure IT infrastructure across distributed systems and cloud environments * Lead data protection initiatives using encryption,… more
    Insight Global (09/09/25)
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  • Senior Systems Administrator - Windows/…

    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) environment in ... team and a research data services team. The **_Senior Systems Administrator/ Engineer ,_** as a member of the...and metrics, etc. The infrastructure includes both Windows and Linux systems with file servers in multiple… more
    Mount Sinai Health System (09/22/25)
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  • Linux Systems Administrator - TS/SCI…

    Deloitte (Colorado Springs, CO)
    …in Colorado Springs, CO. + 3+ years of cyber security experience with emphasis on Linux Systems Administration . + 3+ years of background /familiarity with ... with client on design, architecture and implementation of cyber solutions. + Engineer , implement, configure and tune IT infrastructure in support of cyber solutions.… more
    Deloitte (09/19/25)
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  • Sr. Linux /Unix Administrator

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

    CACI International (Chantilly, VA)
    …IT Operations team. The successful candidate will manage and support enterprise Linux systems that are mission-critical to national security operations. This ... eligibility strongly preferred). * 5+ years of experience in Linux system administration (RHEL, CentOS, or Ubuntu...of Identity and Access Management (IAM) and integration with Linux systems . * Red Hat Certified System… more
    CACI International (09/03/25)
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  • Systems Administrator

    Robert Half Technology (Manchester, NH)
    Description Join our team as a Devops Engineer / Linux Systems Administrator, where you'll maintain and optimize a Linux -based infrastructure, ensuring ... process, turning code into deployment magic. Responsibilities: Manage and troubleshoot Linux systems with ninja-like precision. Build, maintain, and optimize… more
    Robert Half Technology (09/25/25)
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  • Linux System Administrator

    Actalent (Poway, CA)
    …environment. + Migrate server systems between hybrid cloud platforms. + Engineer systems administration -related solutions for various project and ... a 24x7x365 uptime service. + Install and set up Linux systems and servers in a hybrid...ten or more years of progressive professional experience in systems administration . + In-depth knowledge of Red… more
    Actalent (09/25/25)
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  • Senior Linux System Administrator

    Leidos (Alexandria, VA)
    …services **Basic Qualifications:** + 12+ years of relevant experience doing system administration on Linux servers, networking equipment and security monitoring ... a degree. + 8+ years of experience providing System Administration to DoD IT systems + IAT...Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) + CompTIA Linux + or … more
    Leidos (09/26/25)
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