• Senior System Administrator - Network Operation…

    St. George Tanaq Corporation (Suitland, MD)
    …sites. 3. Enterprise Systems Administration - Expert in managing Windows Server and Linux environments, Active Directory, Group Policy, DNS, DHCP, and ... years of advanced expertise in enterprise-level network and systems administration , ensuring mission-critical systems remain secure, resilient, and fully… more
    St. George Tanaq Corporation (08/15/25)
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  • Database Administrator

    Assertive Professionals (Hanover, MD)
    …requirements. Performs Oracle, SQL Server and SYBASE Database and Application server administration . Organizes and formats data for efficient query and ... activities to ensure highest level of system performance and availability + Provides server administration with a variety of database products that include… more
    Assertive Professionals (07/10/25)
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  • Computer System Administrator

    Northrop Grumman (Annapolis Junction, MD)
    …in a secure environment + Must have experience with either Windows (desktop and server ), Linux (Red Hat or HPC), VMWare, Storage Systems (SAN, NAS, DAS) ... customer and IT management. + Support multiple networks while ensuring necessary administration tasks are completed and directing others as necessary. + Analyze… more
    Northrop Grumman (08/13/25)
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  • Test Engineer SME

    Leidos (Bethesda, MD)
    …**Preferred Qualifications** + Experience with administration of MS Windows Server or Linux environments (Lab or Personal development space) + ... Experience reviewing output of CI jobs and capable of tracking test failures back to code changes that resulted in bugs + Capable of review code check-ins to understand the impact of code changes on system functionality and potential applications bugs. +… more
    Leidos (08/08/25)
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  • Principal Test Engineer

    Leidos (Bethesda, MD)
    …Polygraph** **Preferred Qualifications:** + Experience with administration of MS Windows Server or Linux environments (Lab or Personal development space) + ... Experience reviewing output of CI jobs and capable of tracking test failures back to code changes that resulted in bugs + Capable of review code check-ins to understand the impact of code changes on system functionality and potential applications bugs + Direct… more
    Leidos (08/02/25)
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  • Systems Engineer

    Tactibit Technologies LLC (Suitland, MD)
    …Administrator requirements are: + 5+ years of hands-on experience managing Windows or Linux server and client systems in enterprise environments + Experience ... scanning and assessment tools such as Tenable Nessus + Experience supporting virtual server environments using VMware hypervisors and tools + Other useful skills and… more
    Tactibit Technologies LLC (09/25/25)
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  • Linux Systems Administrator

    BAE Systems (Annapolis Junction, MD)
    …or related field and have eight (8) years of demonstrable experience in system administration and support of a large client- server based IT enterprise. + Or ... at your best. We are in search of a Linux Systems Administrator to: + Install, configure, and network...have eight (8) years of demonstrable experience in system administration and support of a large client- server … more
    BAE Systems (09/09/25)
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  • Quality Assurance Linux Administrator

    Assertive Professionals (Hanover, MD)
    Quality Assurance Linux Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is anEconomically Disadvantaged Woman Owned Small ... Open Description Assertive Professionalsis in search of aQuality Assurance Linux Administrator to support orNational Security CustomernearHanover, MD. This is… more
    Assertive Professionals (09/25/25)
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  • Principal Linux Systems Administrator

    Leidos (Annapolis Junction, MD)
    …infrastructure environments. The ideal candidate will bring strong expertise in Linux system administration , infrastructure automation, and modern HCI platforms, ... and** **IAT Level II certification** (eg, Security+ CE, SSCP) + Quantifiable Linux Systems Administration experience in enterprise environments + Strong… more
    Leidos (07/31/25)
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  • Linux System Administrator

    ManTech (Laurel, MD)
    **Mantech** seeks a motivated, career and customer-oriented ** Linux ** **System Administrator** to join our team in **Laurel, MD.** You will be part of a dedicated ... include but are not limited to:** + Configure and manage Linux operating systems. Installs/loads operating system software, troubleshoots maintains integrity and… more
    ManTech (07/23/25)
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