• System Administration - Tiered…

    CACI International (Annapolis Junction, MD)
    …Configuration and management of UNIX, Linux , and Windows operating systems . + Installation and maintenance of operating system software and security ... with Polygraph **Preferred Skills:** + Extensive experience in system administration , particularly in mission-critical IT systems . + Strong troubleshooting… more
    CACI International (05/22/25)
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  • System Administrator

    ManTech (Fort Meade, MD)
    …utilization; perform capacity analysis and system planning. + Configure and manage Linux and Windows operating systems ; install, load, and enhance OS ... software integration issues. + Maintain a strong understanding of system administration interdependencies in a Service Oriented...(20) years of related experience in systems administration or IT operations. + Experience with Linux… more
    ManTech (07/15/25)
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  • System Engineer

    ManTech (Fort Meade, MD)
    …and Maintaining bash scripts to dump and load databases + Experience with Linux Administration (file system hierarchy, manage root/superuser system ... of systems engineering experience with a bachelor's degree in system engineering, Computer Science, Information Systems , Engineering Science, Engineering… more
    ManTech (05/29/25)
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  • System Administrator Level 3

    General Dynamics Information Technology (Annapolis Junction, MD)
    …Configures and manages UNIX, Linux and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and ... SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** Linux ,ServiceNow Platform,Unix **Experience:**… more
    General Dynamics Information Technology (05/22/25)
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  • Sr. IT Systems Engineer - Observability…

    Prime Therapeutics (Annapolis, MD)
    …develop tools for metric collection, analysis, and reporting. + Proactively monitor systems , networks, and applications. + Analyze system performance and ... deliver services in accordance with established objectives. Supervise the administration of systems and servers to ensure...ability to work on various OS platforms including AIX, Linux , Windows and Ansible Automation + Excellent… more
    Prime Therapeutics (06/13/25)
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  • System Administrator

    ManTech (Annapolis Junction, MD)
    …ensuring compliance with required security standards for IT personnel. + Proficiency in Linux or Windows operating systems , indicating hands-on experience ... in relevant technical concepts. + 2 years of demonstrable experience in a system administration role, demonstrating practical knowledge and skills in the field.… more
    ManTech (06/07/25)
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  • Systems Security Specialist

    TriTech Enterprise Systems, Inc. (Baltimore, MD)
    …+ A minimum of two (2) years of experience with administering security for Windows and Linux operating systems . + Experience in performing Security ... system development life cycle. + Review and update systems security documentation and artifacts such as Systems...of command line utilities running on various platforms, including Linux and MS Windows . + Experience with… more
    TriTech Enterprise Systems, Inc. (06/25/25)
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  • System Administrator

    ManTech (Fort Meade, MD)
    …virtual environments (VMWare ESX, VCenter Administration ) + Experience in administration of Linux / Windows + Experience configuring and maintaining ... **ManTech** seeks an experienced and passionate, career and customer-oriented ** System Administrator** to join our team located in the...storage and file systems (NFS, EXT3/4, XFS) + Experience in developing and… more
    ManTech (07/01/25)
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  • Splunk Security Engineer

    Leidos (Suitland, MD)
    …RSA SecurID, Tenable.SC and Nessus, VMWare vCenter/ESXi, ServiceNow, Azure and AWS, NetApp, Windows and Linux . Connectors may use APIs, tokens, or service ... maintain, and execute **automated SOAR playbooks** that interact across systems and devices + Analyze log events, correlate data...connectors + Maintain existing/create new fleet of Development VMs ( Windows , Linux ) that allow you to test… more
    Leidos (07/12/25)
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  • Senior System Administrator

    Synergy ECP (Columbia, MD)
    …services. Experience with: o Configuration and Maintenance of Virtual Machines ? VCenter/VMWare o Linux and Windows operating systems ? CentOS, RedHat, ... status, or any other protected class. Job Description: This position is for System Administration support for development and production environments for a… more
    Synergy ECP (07/16/25)
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