• PSEG Long Island (Bethpage, NY)
    …and Teams. + Implement and manage Microsoft 365 solutions, including migration from on-premises systems to the cloud. + Provide Tier 2 support within the ... remote work and onsite work fixed days each week. 3 . Hybrid flexible - roles that are a mix...+ Perform reviews and/or Root Cause Analysis on production systems failures, formulate corrective action plans, ensure corrective actions… more
    DirectEmployers Association (11/06/25)
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  • Dentons US LLP (Atlanta, GA)
    Senior Enterprise Database Administrator Chicago, IL, USDallas, TX, USWashington DC, DC, USAtlanta, GA, USSt. Louis, MO, USKansas City, MO, US Nov 16, 2025 **Senior ... Enterprise Database Administrator ** Dentons US LLP is currently recruiting for a...conjunction with data owners. + Design and implement redundant systems , policies, and procedures for disaster recovery and data… more
    DirectEmployers Association (09/20/25)
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  • Greene Tweed (Lansdale, PA)
    …teams to maintain secure and efficient operations for the business. + Provide Tier 3 support for escalated technical issues and incidents. **Required Minimum ... recurring tasks using PowerShell and other scripting languages. + Monitor systems performance, availability, and logs using enterprise monitoring tools. +… more
    DirectEmployers Association (08/21/25)
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  • Red River (Chantilly, VA)
    …you seek to make those around you successful. We are looking for a ** Systems Support Engineer I** to join our fast-paced, customer-first global service desk team. ... calls and assigned tickets from users experiencing challenges with systems , applications, and infrastructure. Whether working independently or collaboratively, your… more
    DirectEmployers Association (11/05/25)
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  • 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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  • Pr./System Admin - Shift Work (Top Secret) - Space…

    Northrop Grumman (Chantilly, VA)
    …empathy, and respect . Current Security+ or IAT Level 2 certification _Principal Systems Administrator_ . ** Tier 3 :** Bachelor's degree with 5 ... they're making history. We have an opening for a ** Tier 2/ 3 System Administrator ** to...Level 2 certification **Preferred Qualifications:** . Red Hat Certified Systems Administrator (RHCSA) certification . Experience with… more
    Northrop Grumman (11/15/25)
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  • System Administrator Enterprise

    BEAT LLC (San Antonio, TX)
    …Microsoft Certified: Windows Server Hybrid Administrator Associate Position Description: The Tier 3 Systems Administrator delivers advanced ... Job Title: Enterprise System Administrator - Intermediate (Support Services) Location: San Antonio,...and sustainment documentation; SITREPs, AARs, and outage resolution reports Tier 3 Systems Administrators play… more
    BEAT LLC (09/12/25)
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  • System Administrator (Support Services)

    BEAT LLC (San Antonio, TX)
    …Microsoft Certified: Windows Server Hybrid Administrator Associate Position Description: The Tier 3 Systems Administrator provides advanced ... Job Title: System Administrator - Intermediate (Support Services) Location: San Antonio,...cloud environments, delivering enterprise-level stability for mission-critical IT services. Tier 3 Systems Administrators ensure… more
    BEAT LLC (09/12/25)
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  • Systems Administrator Tier I_…

    General Dynamics Information Technology (Las Cruces, NM)
    …**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 you will help ensure today...failures. Collect data for proper escalation and resolution by Tier 2/ 3 . + Perform network management services… more
    General Dynamics Information Technology (10/04/25)
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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 (11/13/25)
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  • Network Administrator Tier 2…

    Koniag Government Services (Chantilly, VA)
    …paid holidays, three weeks paid time off, and more. The Tier 2 Network Administrator supports the Tier 3 Network team by assisting in the maintenance, ... a Koniag Government Services company, is seeking a Network Administrator Tier 2 (Network Operations Center) to...network reliability and performance while escalating complex issues to Tier 3 or Tier 4… more
    Koniag Government Services (10/24/25)
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  • Tier 3 Unified Communications…

    CACI International (Washington, DC)
    Tier 3 Unified Communications Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with ... great team and make a difference. **Responsibilities:** As a Tier 3 UC Admin, you will bring:...bring: + Technical knowledge of VoIP / PBX telephony systems , software, hardware, Telecommunications standards, and Cisco Unified Communications… more
    CACI International (10/25/25)
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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 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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  • 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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  • Enterprise Systems Administrator

    Trace Systems Inc (Shaw AFB, SC)
    Job Overview Job Title: Enterprise Systems Administrator Lead Location: Shaw AFB, SC This position is pending contract award. Job Responsibilities Trace ... Systems is actively recruiting for a, Enterprise Systems Administrator Lead to support the AFCENT...support operational client applications and security patches; + Provide Tier 2 technical support; + Install, configure, operate, manage,… more
    Trace Systems Inc (11/14/25)
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  • Senior High Performance Computing (HPC)…

    BAE Systems (Saratoga Springs, UT)
    …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 (10/03/25)
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  • Systems Administrator II Generalist…

    V2X (Springfield, VA)
    …with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - Windows Server - active TS/SCI ... ability to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II shall support the Information Technology (IT) Operations… more
    V2X (11/15/25)
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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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