• Tier 3 - Senior

    NuAxis Innovations (Washington, DC)
    ** Tier 3 - Senior Systems /Network Engineer Specialist** Location **Washington, DC** \# of openings **5** Salary Range (Min-Max) **00** **We are a federal ... NOW! We are currently seeking a talented and motivated ** Tier 3 - Senior Systems /Network Engineer** for a Full-Time position. **Overview:** The Senior more
    NuAxis Innovations (07/29/25)
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  • Senior Technical Lead - Tier

    NuAxis Innovations (Washington, DC)
    …Lead - Tier 3 ** for a Full-Time position. **Overview:** The Tier 3 Senior Technical Lead will direct high-level engineering initiatives, focusing ... ** Senior Technical Lead - Tier 3 ** Location **Washington, DC** \#...+ 8-10 years of experience in IT infrastructure and systems engineering. + Strong track record in handling advanced… more
    NuAxis Innovations (07/29/25)
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  • CAN/LAN Network Tier 3

    CACI International (Sterling, VA)
    CAN/LAN Network Tier 3 Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... of Travel: Local * * * **The Opportunity:** CACI is seeking a CAN/WAN Network Tier 3 to provide support for implementation, troubleshooting and maintenance of IT… more
    CACI International (07/26/25)
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  • Tier 3 Subject Matter Expert (SME)

    Leidos (Fort Meade, MD)
    …seeking an experienced **Network Systems ** **Subject Matter Expert (SME) to provide Tier 3 ** sustainment support to a mission critical IP voice transport ... industry best practices. + Resolve escalated network and security support issues ( Tier 3 ). + Independently conduct network assessments, identify possible… more
    Leidos (05/23/25)
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  • Network Engineer Tier 3

    CACI International (Springfield, VA)
    Network Engineer Tier 3 Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... needed on an ongoing basis. **Opportunity:** Team CACI is seeking a Senior Network Engineer to support an Intelligence Community customer's diverse network… more
    CACI International (07/26/25)
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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 ... the design, implementation, and maintenance of complex, global enterprise networks. The Senior Network Engineer will act as a key technical leader, driving the… more
    CACI International (07/26/25)
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  • G2 Directory Services Engineer / Senior

    General Dynamics Information Technology (Fairfax, VA)
    …in operations and provides recommendations to ensure optimum performance and continuity of critical systems . + Provides tier 3 support as needed. + Daily ... into an opportunity as a **Directory Services Engineer / Senior Systems Administrator** with GDIT. A career...Real Get Better effort + QA/PROD Deployments + Troubleshoot Tier II/III tickets impacting platform availability + Support for… more
    General Dynamics Information Technology (07/11/25)
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  • Senior Financial Systems Analyst

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Financial Systems Analyst Job Description **CoStar Group Company Intro:** CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and ... available, we provide an invaluable edge in real estate. **Role Description:** Senior Business Systems Analyst is primarily responsible for the integration… more
    CoStar Realty Information, Inc. (07/15/25)
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  • Senior IT Infrastructure & Systems

    Arena Technical Resources, LLC (Rockville, MD)
    Senior IT Infrastructure & Systems Engineer...tickets to ensure timely and effective resolution. - Provide Tier 3 support for complex or unresolved ... MD, US Job ID: ATR 17588 Job Description Job Title: Senior IT Infrastructure & Systems Engineer Location: Rockville, MD Position Overview We are seeking a… more
    Arena Technical Resources, LLC (08/01/25)
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  • Senior Information Systems Security…

    Leidos (Fort Meade, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Information Systems Security Officer (ISSO)** in our **National Security Sector's ... with maintaining compliance and strengthening the security posture of critical mission systems via the Risk Management Framework; will be responsible for 8-10 System… more
    Leidos (06/03/25)
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