• Epsilon, Inc (Washington, DC)
    …repairs and/or installations of network components and provide top level ( Tier 3 ) technical support to customers and all service-related problems. In ... **Wi-Fi Network Engineer III** **Epsilon is now part of...manuals, operating procedures, and other support documentation. + Provide Tier 3 technical support and troubleshooting for… more
    DirectEmployers Association (09/25/25)
    - Save Job - Related Jobs - Block Source
  • CAN/ LAN Network Tier

    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 ... * * **The Opportunity:** CACI is seeking a CAN/WAN Network Tier 3 to provide...architectures, ensuring high availability, scalability, and performance. + Provide Tier 3 technical support for CAN/ LAN more
    CACI International (07/26/25)
    - Save Job - Related Jobs - Block Source
  • CAN/ LAN Network Lead

    CACI International (Sterling, VA)
    network architectures, ensuring high availability, scalability, and performance. + Provide Tier 3 technical support for CAN/ LAN infrastructure, including ... CAN/ LAN Network Lead Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular… more
    CACI International (09/04/25)
    - Save Job - Related Jobs - Block Source
  • Sr. Network Engineer (CAN/ LAN )

    Leidos (Chantilly, VA)
    …Sector at Leidos** is seeking a ** Network ** **Engineer (Campus Area Network /Local Area Network (CAN/ LAN ))** to support our global enterprise ... networks. The CAN/ LAN service network architecture provides solutions for modernizing network ...(IAT) Level 2 (Security+ CE) + Experience specific to network engineering to include Tier III or… more
    Leidos (09/26/25)
    - Save Job - Related Jobs - Block Source
  • Network Engineer- Tier 3

    CACI International (Sterling, VA)
    Network Engineer- Tier 3 ... Engineer to support an Intelligence Community customer's diverse network infrastructure, including CAN, LAN , CORE, and ... and leadership to junior network engineers. Develop and implement network support processes for CAN/ LAN /WAN, ensuring compliance with relevant standards.… more
    CACI International (10/09/25)
    - Save Job - Related Jobs - Block Source
  • Systems Administrator - Tier 3

    GovCIO (Fairfax, VA)
    **Overview** GovCIO is currently hiring for a System Administrator - Tier 3 Support with an active Secret clearance in support of our DEA Bluestone program. ... /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/4592/systems-administrator tier - 3 -support/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-VA-Fairfax_ **ID** _2024-4592_ **Category**… more
    GovCIO (09/02/25)
    - Save Job - Related Jobs - Block Source
  • Help Desk Technician - Tier III - TS/SCI w.…

    General Dynamics Information Technology (Washington, DC)
    …Technical Support Services **Skills:** Computer Hardware,Hardware Troubleshooting,Troubleshooting **Experience:** 3 + years of related experience **US Citizenship ... HELP DESK TECHNICIAN WILL MAKE AN IMPACT: + Provides network monitoring during customer core hours with 24/7 on-call...Will be responsible to assist in managing and modernizing LAN cabling. + Maintaining and updating records and tracking… more
    General Dynamics Information Technology (09/11/25)
    - Save Job - Related Jobs - Block Source
  • Architecture Network Engineer

    Leidos (Chantilly, VA)
    …at Leidos** **has an opening for a** ** Network ** **Engineer (Campus Area Network /Local Area Network (CAN/ LAN ))** to support global enterprise networks. ... The CAN/ LAN service network architecture provides solutions for modernizing network ...Assurance Technical (IAT) Level 2. + Experience specific to network engineering to include Tier III or… more
    Leidos (09/10/25)
    - Save Job - Related Jobs - Block Source
  • Voice Network Engineer

    SAIC (Washington, DC)
    …enterprise class switching. Required to install, troubleshoot, repair, and maintain Cisco VOIP/ Network equipment on the LAN /WAN, test and turn up data circuits, ... experience in lieu of degree. + 10 years IT network engineering support experience ( Tier II, ...SCI.Must have held an SCI clearance within the past 3 years. **Desired Experience/Skills/Attributes:** + ITIL (R) Foundation certification.… more
    SAIC (09/10/25)
    - Save Job - Related Jobs - Block Source
  • System Engineer

    TekSynap (Rockville, MD)
    …windows + Occasional floating shift coverage + Other tasks as assigned related to Tier 3 help desk support, system and database administration, computer and ... Weekly and Monthly advanced health checks of system, servers in a domain network and the LAN in its entirety + Advanced Health Checks on System and Servers to… more
    TekSynap (08/30/25)
    - Save Job - Related Jobs - Block Source
  • Specialist, Cyber Intelligence

    L3Harris (Ashburn, VA)
    …for upgrades and replacements. Networking experience, including knowledge of LAN /WAN infrastructure, switches, routers, and firewalls, is highly desirable. Essential ... measures to protect sensitive data and infrastructure. + Provide Tier 1 and Tier 2 technical support...with VMware or similar virtualization software. + Knowledge of network storage solutions. + Experience supporting backup solutions and… more
    L3Harris (10/09/25)
    - Save Job - Related Jobs - Block Source
  • T1 AS&W Analyst - Day Front

    Leidos (Ashburn, VA)
    **Description** Job Description Leidos Digital Modernization Sector is seeking a ** Tier 1 AS&W Analyst - Day Front** for this highly visible cyber security program ... CBP information systems including local area networks/wide area networks ( LAN /WAN), commercial Internet connection, public facing websites, wireless, mobile/cellular,… more
    Leidos (09/06/25)
    - Save Job - Related Jobs - Block Source