• System Administrator

    TekSynap (Arlington, VA)
    **Responsibilities & Qualifications** TekSynap is seeking a ** Network Engineer** toadminister and sustain JPO's classified and unclassified systems, applying ... degree in IT, Computer Science, or related. + 5+ years system administration ( Linux /Windows) in hybrid or cloud environments. + Experience with CNCF ecosystem tools… more
    TekSynap (10/02/25)
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  • Systems Administrator

    General Dynamics Information Technology (Fort Belvoir, VA)
    …+ Collect data for proper escalation and resolution by Tier 2/3. + Perform network management services to include: monitoring network device health and status, ... of directly related experience in systems administration and analysis. + UNIX/ LINUX System Administration - Preferred + Windows System Administration - Preferred… more
    General Dynamics Information Technology (09/02/25)
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  • Systems Administrator - TS/SCI

    General Dynamics Information Technology (Las Cruces, NM)
    …Collect data for proper escalation and resolution by Tier 2/3. + Perform network management services to include: monitoring network device health and status, ... of directly related experience in systems administration and analysis. + UNIX/ LINUX System Administration - Preferred + Windows System Administration - Preferred… more
    General Dynamics Information Technology (08/08/25)
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  • IT Systems Administrator , Sr / Top Secret…

    Lockheed Martin (Las Vegas, NV)
    …as part of the IT support team; managing a closed development network , ensuring patching, STIGing, and infrastructure deployments for their assigned program\. They ... 90 days of start \(e\.g\. AZ\-900, vmWare VCTA\-DCV, RHCSA, etc\.\) * Linux and Windows Server experience * On\-prem virtualization experience \(ESX/Vsphere\) *… more
    Lockheed Martin (10/18/25)
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  • Systems Administrator 3- TS/SCI

    M. C. Dean (Omaha, NE)
    …aspects of **complex physical security backend systems** , including: + Network administration + Operating system configuration + Hardware and software management ... uptime. + Provide **Tier 3 technical support** for complex system and network issues related to physical security systems. + Collaborate and communicate effectively… more
    M. C. Dean (10/11/25)
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  • Database Administrator (Onsite)

    RTX Corporation (Largo, FL)
    …with Microsoft SQL, Microsoft Windows Server environment, Postgres, MySQL, and Linux . + Understanding of basic network engineering fundamentals, including: ... You Must Have** + A strong understanding and knowledge of computer, network , and security systems. + Strong analytical, critical thinking, and problem-solving skills… more
    RTX Corporation (09/19/25)
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  • Senior Systems Administrator (S)

    SimIS Inc. (Dahlgren, VA)
    …distributed teams across multiple geographic locations + Experience managing Windows and Linux server environments + Knowledge of network security, firewalls, ... and intrusion detection systems + Experience with virtualization technologies and cloud computing platforms + Demonstrated experience with DoD cybersecurity requirements and accreditation processes + Use experience gained to help manage complex technical… more
    SimIS Inc. (09/22/25)
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  • Identity and Access Management System…

    Lockheed Martin (Schriever AFB, CO)
    …enterprise\. * Experience with system policies, such as Windows group policies, Linux authentication PAM rules/files * Experience with ensuring RBAC controls are ... of data integrity of enterprise\. * Experience configuring LDAP services to network /software solutions, to ensure RBAC access to user connected endpoints such a… more
    Lockheed Martin (09/20/25)
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  • System Administrator

    Lockheed Martin (Fayetteville, NC)
    …2\+ Years of Desktop Support with Microsoft Operating System \(Win 10, 11\. Linux \) \- Industry certification: COMPTIA Security\+, Microsoft Win 10 OS \- Team Player ... \- A working knowledge of workstations and servers within various DOD network enclaves\. \- A working knowledge of basic computer system troubleshooting\. \- A… more
    Lockheed Martin (09/10/25)
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  • Cyberstar Department of the Interior Indian…

    Chenega Corporation (Washington, DC)
    …System Administrator (https://chenegamios.catsone.com/careers/81049-Chenega-MIOS-Portal/jobs/16595250- Linux -System- Administrator /) Click the blue "Join Our ... VI System Administrator VII (https://chenegamios.catsone.com/careers/81049-Chenega-MIOS-Portal/jobs/16594767-System- Administrator -VII/) Disaster Recovery Analyst Web Developer… more
    Chenega Corporation (07/23/25)
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