• Infrastructure/Networking Engineer II

    RTX Corporation (Annapolis Junction, MD)
    …similar scripting languages + Experience with Linux , especially Red Hat based distributions + Experience with System Administration + Experience with ... the design, develop, test and delivery of advanced high-capacity systems that process modern communications. + You will work...will work with other experienced members in R&D on system development and deployments for the protection of our… more
    RTX Corporation (10/21/25)
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  • Sr. Principal NetApp Storage Administrator

    Northrop Grumman (Linthicum Heights, MD)
    …vulnerability scanning tools and remediation. + Experience deploying and managing Linux systems (preferably Red Hat ) in both a domain-joined and ... non-domain-joined environment. + Experience managing SELinux and FAPolicy on Linux systems . + Experience Supporting license managers. + Experience giving… more
    Northrop Grumman (10/16/25)
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  • System Engineer - IA Systems

    CACI International (Annapolis Junction, MD)
    System Engineer - IA Systems Job Category:...(CE) certification, such as Microsoft OS, Cent OS, or Red Hat OS. + Experience with key technologies ... **Responsibilities:** + Lead the evaluation and design of IA systems , focusing on system security and certification...(CE) certification, such as Microsoft OS, Cent OS, or Red Hat OS. + Experience with technologies… more
    CACI International (11/19/25)
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  • System Administration - Tiered Support

    CACI International (Annapolis Junction, MD)
    …+ Configuration and management of UNIX, Linux , and Windows operating systems . + Installation and maintenance of operating system software and security ... maintain, troubleshoot, and optimize a wide variety of IT systems . We are seeking a qualified System ...Computing Environment (CE) Certification (eg, Microsoft OS, Cent OS, Red Hat OS) + **Level 2** -… more
    CACI International (11/19/25)
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  • Senior Unix System Administrator

    SMX (Patuxent River, MD)
    …Data Center (PRDC). This individual will work alongside a team of UNIX/ Linux Systems Administrators responsible for maintaining the integrity, availability, and ... of Defense (DoD) enclaves + Mentor and support junior UNIX/ Linux System Administrators by providing technical guidance...and YAML playbooks (preferred) + Configuration Management: Experience with Red Hat Satellite or Foreman + Familiarity… more
    SMX (12/04/25)
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  • CNS Systems Administrator

    BAE Systems (Annapolis Junction, MD)
    …Ansible, Splunk, Puppet, SolarWinds, Nessus. + Must have experience with and/or have knowledge of Red Hat 7 and 8, and VMWare. + Must have experience with Apache ... critical role in ensuring the smooth operation of our systems , supporting solutions for system engineering requests,...+ Must have experience or familiarity with the following systems : Windows/ Linux operating systems , VMware,… more
    BAE Systems (09/29/25)
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  • System Administrator (Level 4)

    Kaizen Approach, Inc (Annapolis Junction, MD)
    …configure and manage UNIX, Linux , and Windows (or other applicable) operating systems , install and load operating system software, troubleshoot and maintain ... internal customers. This position involves configuring and managing UNIX, Linux , and Windows operating systems , installing and...Computing Environment (CE) certification such as Microsoft OS or CentOS/ Red Hat OS, and an ITIL 4… more
    Kaizen Approach, Inc (11/11/25)
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  • Cyber Systems Administrator (Active TS/SCI)

    Northrop Grumman (Elkridge, MD)
    …users by navigating via command line through different variations of Linux Operating Systems to include Ubuntu, Red Hat , PyPi, and CentOS. + Experience ... Must be able to configure and manage Linux and Windows operating systems upon start date, installs/loads operating system software, patches, and configures… more
    Northrop Grumman (10/02/25)
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  • Systems Administrator IV - Pipeline (TS/SCI…

    COMSO, Inc (Fort Meade, MD)
    …+ Configures and manages UNIX, Linux and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and ... requirements can be fulfilled with either Microsoft OS, Cent OS/ Red Hat OS CE certifications. + Eight... Linux and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot,… more
    COMSO, Inc (12/02/25)
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  • Systems Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Annapolis Junction, MD)
    …Professional (VCP), Microsoft Certified: Windows Server Hybrid Administrator Associate, or Red Hat Certified System Administrator (RHCSA) Certification ... Systems Administrator The Opportunity: In this role, you'll... that power national-security missions. From enterprise Windows and Linux servers to virtualization, storage, and backup environments, you'll… more
    BOOZ, ALLEN & HAMILTON, INC. (11/24/25)
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