• Network Administrator 3 -Tyson's

    M. C. Dean (Vienna, VA)
    …hardware technologies; digital/analog communications technologies. + Working knowledge of the following systems : UNIX/ LINUX , CISCO IOS, Windows Server , and ... . As a leader and premier provider of cyber-physical systems , we spearhead the design, construction, operation, and maintenance...Summary:** MC Dean is seeking a highly competent **Network Administrator 3** to assist on the design and maintenance… more
    M. C. Dean (08/27/25)
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  • Secret Windows System Administrator

    Insight Global (Baltimore, MD)
    …Cleared Windows System Administrator to join their team. As a Windows Systems Administrator for a classified government contract, you will ensure the smooth ... Secret Clearance * Windows AD, LDAP, VMWare, and knowledge of SAN storage systems * Linux Operating System experience and/or certification for current versions… more
    Insight Global (11/06/25)
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  • Principal Windows System Administrator

    RTX Corporation (El Segundo, CA)
    … systems administration in a heterogeneous Microsoft Windows and RedHat Enterprise Linux environment. + Experience with Windows Server internals or Linux ... high scope and complexity to include the integration of hardware and operating systems (OS). + Experience with data RAID, data backup uses and technologies. Install… more
    RTX Corporation (10/21/25)
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  • Network Administrator 3

    M. C. Dean (Fort Meade, MD)
    …hardware technologies; digital/analog communications technologies. + Working knowledge of the following systems : UNIX/ LINUX , CISCO IOS, Windows Server , and ... telecommunications, life safety, automation and controls, audiovisual, and IT systems . Headquarters in Tysons, Virginia, MC Dean delivers resilient, secure,… more
    M. C. Dean (09/23/25)
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  • System Administrator

    TekSynap (Bethesda, MD)
    …in computer science, information technology, or a related field. Experience withvarious server operating systems and network configuration. Seven (7) years of ... NICHD have differing environments and needs. Operating environments include UNIX, Linux , Windows, and MAC. Similarly, software for system operation, management, and… more
    TekSynap (09/16/25)
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  • Senior M365 Administrator

    PSEG Long Island (Bethpage, NY)
    …and overall health of a variety of cyber security tools within a Microsoft Windows, Linux and UNIX server environments. This role will manage and support M365 ... techniques. + Working knowledge and experience in supporting Microsoft Windows Server Operating Systems , Directory Services (AD), MS PKI (Certificates),… more
    PSEG Long Island (10/01/25)
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  • Senior Storage Administrator

    TekSynap (Radford, VA)
    …**RESPONSIBILITIES** + Manage, maintain, deploy, troubleshoot, and support enterprise storage systems and associated server environments. + Collaborate with OS ... network communication. + Installation and configuration experience of backup SW with Windows Server 2019, Solaris 11, RedHat Enterprise Linux 7 and higher. +… more
    TekSynap (10/25/25)
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  • System Administrator

    City of New York (New York, NY)
    …for efficient and secure remote access. Utilizing experience with Windows and Linux -based operating systems to support various IT needs. Managing central-managed ... of this mission, the BXDA seeks experienced and enthusiastic System Administrator . Job Responsibilities: The primary responsibilities will include the following, but… more
    City of New York (11/16/25)
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  • Endpoint Security as a Service (ESS) Engineer/…

    Leidos (Washington, DC)
    …- where innovation meets mission.** **What You'll Do** As an ESS Engineer and Administrator , you won't just maintain systems - you'll _elevate_ them. You'll be ... driven Endpoint Security as a Service (ESS) Engineer and Administrator to join our team at the Washington Navy...ESS deployments and policy rollouts across local and remote systems . + Conducting threat analysis and crafting custom security… more
    Leidos (10/03/25)
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  • Senior Database Administrator

    ManTech (Reston, VA)
    **ManTech** seeks a motivated, career and customer-oriented **Senior Database Administrator ** to join our team in **Reston, VA** . This is an **onsite** position. ... The **Database Administrator ** will work to determine, implement, and maintain the...travel worldwide to deploy, configure, upgrade, troubleshoot, and maintain systems . **Duties, Tasks & Responsibilities** + Participating in the… more
    ManTech (09/01/25)
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