• Systems Administrator

    Belay Technologies (Annapolis Junction, MD)
    systems + Configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and ... play a key role in supporting and optimizing IT systems across Linux, Windows and VMware environments....or university is required. Five (5) years of additional system administration experience may be substituted for… more
    Belay Technologies (11/19/25)
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  • Senior Systems Administrator

    Leidos (Gaithersburg, MD)
    …to obtain TS/SCI with Polygraph. **Primary Responsibilities:** + Lead system administration for Linux and Windows -based systems in secure, ... Advantage Solutions Business Area, is currently seeking a Senior Systems Administrator. As a senior member of our IT...Hat Enterprise Linux or CentOS) and Windows Server platform system administration . +… more
    Leidos (01/16/26)
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  • Senior System Integrator Engineer (TS/SCI)

    Vexterra Group (Bethesda, MD)
    …on the following key tasks: DUTIES * Perform Linux builds, installs, configuration, administration , and troubleshooting of both Linux and Windows platforms to ... Vexterra Group is currently searching for a Senior Systems Integrator Engineer to provide the following ...etc. * Provide O/S hardening (STIG, OpenSCAP, ACAS) and system patching * Develop server builds for… more
    Vexterra Group (01/13/26)
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  • Fidelis Administrator - Active TS/SCI with CI Poly

    ENS Solutions (College Park, MD)
    …and resolve complex issues utilizing your knowledge of industry. Performs systems administration of cyber tools sets and server systems connected to ... and application software as necessary. Support Linux & Windows systems engineering efforts in system...operating and maintaining Microsoft Windows and Linux servers to include operating systems . + Prior… more
    ENS Solutions (12/27/25)
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  • Senior System Administrator

    Synergy ECP (Columbia, MD)
    …? VCenter/VMWare o Linux and Windows operating systems ? CentOS, RedHat, Windows 10, Window Server o DNS Experience o Active Directory (AD) o Scripting ... 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 (01/14/26)
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  • NAVAIR Senior Systems Administrator

    JHNA (Patuxent River, MD)
    …At least 6-8 years of relevant experience (experience performing System Administration functions. Ideally on Aircraft or Weapons Systems networks, and ... Full Time Overview: JHNA is currently seeking a Senior Systems Admin to join our NAVAIR team...+ Atlassian tools + Familiarity with the following: + Windows Server + SAN + Networking +… more
    JHNA (01/06/26)
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  • Network Monitoring Analyst

    Koniag Government Services (Baltimore, MD)
    …travel may be required + Provide support and problem resolution for Microsoft Windows server and workstation, multiple domain structures + Provide necessary ... Directory, HTTP, SSL, OSI Model, TCP/IP protocols and applications, Windows Server 2012, Windows 7,...network using primarily Cisco equipment is required. + General Windows administration **Security Requirements:** + Applicants may… more
    Koniag Government Services (01/07/26)
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  • Database Administrator - Mid Level

    Synergy ECP (Annapolis Junction, MD)
    Server Agent Job Creation and Management + Junior/Intermediate level of understanding of MS Windows Server and the following Windows Server features ... maintain databases by a small, talented, and hardworking database administration team. This team creates, maintains, and troubleshoots Microsoft...Update Patching + Security team task mitigation + Daily Windows Log, SQL Server Log, and SQL… more
    Synergy ECP (10/22/25)
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  • Senior Linux Systems Administrator

    Leidos (Camp Springs, MD)
    …+ Training (DISA-US1384 DCWF Linux System Administrator / DISA-US1390 DCWF Windows Systems Administrator). + 3+ years deploying Unix in secured environments, ... and improve efficiency. + Developing and maintaining these scripts to manage system administration , monitoring, and deployment workflows. + Collaborating with… more
    Leidos (12/20/25)
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  • Scientific Systems Engineer

    SAIC (Silver Spring, MD)
    Windows and macOS computers. + Experience with Active Directory and Windows Server Update Services. + Proven troubleshooting skills for laboratory ... Perform software application maintenance on scientific workstations across multiple operating systems ( Windows , macOS and Linux environments). + Execute routine… more
    SAIC (01/13/26)
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