• Network Engineer Tier 3

    CACI International (Chantilly, VA)
    Network Engineer Tier 3 Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... ongoing basis. **Opportunity:** Team CACI is seeking a Senior Network Engineer to support an Intelligence Community customer's diverse network infrastructure,… more
    CACI International (07/26/25)
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  • Senior Linux Engineer

    CACI International (Chantilly, VA)
    …of Travel: None * * * **The Opportunity:** CACI is seeking a highly skilled and experienced Tier 3 Linux Engineer to join our team in support of Enterprise ... Senior Linux Engineer Job Category: Engineering Time Type: Full time...II Certification or be able to obtain certification within 3 months of hire. * Bachelor's Degree in an… more
    CACI International (08/03/25)
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  • NOC Network Engineer

    Virtual Service Operations (Lorton, VA)
    …infrastructure. Opportunity: VSO is seeking a highly skilled and experienced Senior NOC Network Engineer ( Tier 3 ) to join our team in Lorton, Virginia. ... NOC Network Engineer * Lorton, VA (http://maps.google.com/maps?q=Lorton+VA+USA) Description Are you...as the escalation point for complex network issues from Tier 1 and Tier 2 support. +… more
    Virtual Service Operations (08/02/25)
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  • VDI Engineer

    Arena Technical Resources, LLC (Springfield, VA)
    …and/or enhancements and make recommendations to management and/or clients -Provide Tier 3 support for O&M and engineer activities -Oversee and participate in ... VDI Engineer Location: Springfield, VA, US Job ID: ATR...Job ID: ATR 17456 Job Description Job Title: VDI Engineer Location: Springfield, VA Eligibility: Candidate must possess an… more
    Arena Technical Resources, LLC (08/16/25)
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  • Core/WAN Network Designer- Tier 3

    CACI International (Sterling, VA)
    CORE/WAN Network Designer- Tier 3 Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... implementation, and maintenance of complex, global enterprise networks. The Senior Network Engineer will act as a key technical leader, driving the evolution of… more
    CACI International (07/26/25)
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  • M365 Engineer ( Engineer Network…

    Huntington Ingalls Industries (Fairfax, VA)
    …base transitioning from a former cloud environment and legacy on-prem solutions . Provide Tier 3 support for advanced M365 and MS Purview-related issues and ... Come Join HII! Where Hard Stuff is Done Right! Senior M365 Engineer (GCCH Experience, Collaboration Technologies, and MS Purview Expertise) Mission Technologies, a… more
    Huntington Ingalls Industries (05/30/25)
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  • AWS Software Engineer

    CACI International (VA)
    …Homeland Security (DHS) Datacenter Consolidation and Cloud Optimization (DCCO) program providing Tier 3 support to the DHS Homeland Advanced Recognition ... AWS Software Engineer Job Category: Information Technology Time Type: Full...Technology (HART) biometric system. The Tier 3 team maintains the HART infrastructure… more
    CACI International (07/03/25)
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  • Sr. Systems Engineer

    Leidos (Fort Belvoir, VA)
    …environment consisting of Linux and Windows Servers. + Provide advice, technical consultation, and Tier 3 / Tier 4 support guidance by analyzing and resolving ... **Description** Leidos is seeking a **Sr. Systems Engineer ** to support large-scale migration and operations on...Experience Deploying and maintaining complex infrastructure environments with Web Tier /Application Tier and Data Tier more
    Leidos (08/13/25)
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  • Sr. O&M Network Engineer

    Leidos (Chantilly, VA)
    **Description** The Digital Modernization Sector at Leidos is seeking a Tier III O&M Network Engineer to support the customer's various wide area networks (WANs) ... routing technologies across multiple vendors. The job duties of Tier III O&M Network Engineer are as...include extensive troubleshooting at the layer 2 and layer 3 level and implementation of routing changes. + Troubleshooting… more
    Leidos (06/03/25)
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  • Unified Communications Engineer

    Leidos (Arlington, VA)
    …Word format, and any required briefings/presentations in MS PowerPoint format. + Provide UCC Tier 3 support in coordination with the Service Desk (and using the ... **Description** **Unified Communications Engineer ** Leidos Dig Mod Health IT division is...requests, incidents, and problems. The Contractor shall report on Tier 3 support monthly. + Deliver root… more
    Leidos (08/13/25)
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