• Systems Administrator - Tier

    GovCIO (Fairfax, VA)
    …/Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/4592/ systems - administrator tier - 3 ... **Overview** GovCIO is currently hiring for a System Administrator - Tier 3 Support with an active Secret clearance in support of our DEA Bluestone program.… more
    GovCIO (09/02/25)
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  • Systems Administrator ( Tier

    William C Brown Inc (Springfield, VA)
    Systems Administrator ( Tier 2...and other ISP Contractor Stakeholders when IT issues require Tier 3 escalation or have dependencies external ... protected by law. Description WCBinc is looking for a Systems Administrator ( Tier 2 Desktop...equivalent combination of years of experience and education and 3 + years of prior relevant experience. Location: On Customer… more
    William C Brown Inc (08/14/25)
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  • Systems Administrator 3

    Nightwing (Annapolis Junction, MD)
    …in the intelligence community, defense, civil, and commercial markets. The Systems Administrator will provide support for implementation, troubleshooting and ... systems enhancements to improve reliability and performance. System Administrator (SA) shall possess the following capabilities: Provide support for… more
    Nightwing (09/22/25)
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  • Senior Cloud Systems Administrator

    BAE Systems (Sterling, VA)
    **Job Description** We are looking for a highly skilled Senior Cloud Systems Administrator to join our visible technical program driving the Model Based ... environment + Maintain complex modern cloud architectures + Support Tier 3 and Tier 4...based on position level and/or job specifics. **Senior Cloud Systems Administrator ** **115946BR** EEO Career Site Equal… more
    BAE Systems (09/09/25)
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  • Systems Administrator

    BAE Systems (Sterling, VA)
    …and protect our freedom. BAE Systems is looking for a Senior Systems Administrator to provide comprehensive support to all aspects of system maintenance, ... by troubleshooting escalated issues, restoring service, and escalating to Tier 3 as needed. + Directly assist...be available based on position level and/or job specifics. ** Systems Administrator ** **117073BR** EEO Career Site Equal… more
    BAE Systems (10/08/25)
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  • Citrix Systems Administrator

    Leidos (Bethesda, MD)
    …with customers to handle service inquiries and problems. + Experience working as a Tier 3 system administrator : familiar with using desktop software ... can thrive, keep reading!** Leidos is seeking a Citrix Systems Administrator to support the National Media...of servers located in offsite data centers. + Provide Tier 3 operations support and be able… more
    Leidos (10/07/25)
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  • Senior High Performance Computing (HPC)…

    BAE Systems (Annapolis Junction, MD)
    …Policy management, mailbox management, enterprise-leve, multi-site design and architecture + Support Tier 3 Infrastructure services such as: DNS, NIS, Active ... and architecture + Enterprise Active Directory/Centrify Zone management (creation, update, RBAC) + Tier 3 Infrastructure support for services such as DNS, NIS,… more
    BAE Systems (09/09/25)
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  • Systems Administrator IV - Pipeline…

    COMSO, Inc (Fort Meade, MD)
    Systems Administrator IV - PIPELINE (TS/SCI w/ POLYGRAPH)...etc. + Provides Tier 1 (Help Desk) and Tier 2 and Tier 3 (Escalation) problem ... systems enhancements to improve reliability and performance. The Level 4 Systems Administrator shall possess the following capabilities: + Provide support… more
    COMSO, Inc (09/02/25)
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  • Linux/UNIX Systems Administrator

    General Dynamics Information Technology (Springfield, VA)
    …highly technical and mission focused. This ideal candidate is ready to operate as a TIER 3 level Linux Administrator , experienced in managing large amounts ... innovative, simple solutions to complex problems as a Linux/UNIX Systems Administrator at GDIT. Here, you'll tailor...attached storage, and the networks they utilize + Provide Tier 3 problem identification, diagnosis and resolution… more
    General Dynamics Information Technology (10/11/25)
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  • Systems Administrator

    General Dynamics Information Technology (Springfield, VA)
    …visits and upgrades, provide on-site and remote resolution support for trouble calls, and provide TIER 2/ 3 support of production systems . + Systems ... Yes **Job Description:** Transform technology into opportunity as a Systems Administrator Advisor with GDIT. A career...of the client/server/storage/network devices, mobile devices, etc. + Provide Tier 2 and Tier 3 more
    General Dynamics Information Technology (08/26/25)
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  • System Administrator Level 3

    Jovian Concepts, Inc. (Annapolis Junction, MD)
    Jovian Concepts, Inc is looking to hire a System Administrator Level 3 for a great opportunity in the Annapolis Junction area. This role requires a TS/SCI ... + Redhat kvm + Puppet + ldap The Level 3 System Administrator (SA) shall possess the...Provide support for implementation, troubleshooting and maintenance of IT systems . + Provide Tier 1 (Help Desk)… more
    Jovian Concepts, Inc. (09/24/25)
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  • Systems Administrator I - Pipeline…

    COMSO, Inc (Fort Meade, MD)
    Systems Administrator I - PIPELINE (TS/SCI w/ Polygraph)...etc. + Provides Tier 1 (Help Desk) and Tier 2 and Tier 3 (Escalation) problem ... enhancements to improve reliability and performance. The Level 1 Systems Administrator shall possess the following capabilities:...the daily activities of configuration and operation of IT systems + Provide Tier 1 (Help Desk)… more
    COMSO, Inc (09/02/25)
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  • Systems Administrator

    General Dynamics Information Technology (Springfield, VA)
    …**US Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a Systems Administrator with GDIT. A career in enterprise IT means ... operate. At GDIT, people are our differentiator. As a Systems Administrator with a TS/SCI level clearance...and other ISP Contractor Stakeholders when IT issues require Tier 3 escalation or have dependencies external… more
    General Dynamics Information Technology (10/16/25)
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  • Senior Systems Administrator

    CACI International (Annapolis Junction, MD)
    Senior Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... * **The Opportunity:** **CACI** is seeking a **Senior Linux Systems Administrator ** to provide support for implementation,...Provide assistance to users in accessing and using IT systems + Provide Tier 1 (Help Desk)… more
    CACI International (09/25/25)
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  • Systems Administrator

    William C Brown Inc (Springfield, VA)
    Systems Administrator EOE Statement We are...all of the client/server/storage/network devices, mobile devices, etc.* Provide Tier 2 and Tier 3 ... protected by law. Description WCBinc is looking for a Systems Administrator to join our team to...and remote resolution support for trouble calls, and provide TIER 2/ 3 support of Unix/Windows workstations and… more
    William C Brown Inc (10/14/25)
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  • System Administrator 3

    DCCA (Annapolis Junction, MD)
    System Administrator 3 Location Annapolis Junction, MD Job Code 2127 # of Openings 1 Apply Now ... and benefits package. Visit our website at: www.dcca.com System Administrator 3 Candidate must have an active...Key Tasks: DCCA is looking for TS/SCI w/Polygraph cleared Systems Administrators with Linux and Windows experience! We have… more
    DCCA (08/18/25)
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  • Systems Administrator (1st shift),…

    General Dynamics Information Technology (Mclean, VA)
    …for a Systems Administrator . The candidate is a systems administrator with a strong aptitude to troubleshoot Tier 1 technical problems in real-time ... System (MAAS). This position requires 1st Shift work - 6:00am - 2:00pm. **HOW A SYSTEMS ADMINISTRATOR WILL MAKE AN IMPACT:** + Work with collaborative teams to… more
    General Dynamics Information Technology (10/09/25)
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  • Systems Network Administrator

    Leidos (Laurel, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Systems /Network Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics ... us and make a difference in National Security!** **Job Summary:** Systems /Network administrator will provide support for implementation, troubleshooting and… more
    Leidos (09/20/25)
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  • System Administrator

    CACI International (Annapolis Junction, MD)
    …across client/server, storage, network devices, and mobile environments. The candidate will provide Tier 1 through Tier 3 support, assist with issue ... maintain, troubleshoot, and optimize a wide variety of IT systems . We are seeking a System Administrator ... + Perform Tier 1 (Help Desk), Tier 2, and Tier 3 more
    CACI International (08/01/25)
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  • Windows Linux Systems Administrator

    General Dynamics Information Technology (Fort Belvoir, VA)
    …General Dynamics Information Technology (GDIT) is looking for a skilled **IT Systems Administrator ** with experience in Microsoft enterprise environments to ... in a dynamic and mission-focused environment. In this role, you'll **provide Tier II support and systems administration** across multiple large-scale… more
    General Dynamics Information Technology (10/14/25)
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