• 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 (10/25/25)
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  • 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 (12/04/25)
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  • 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)
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  • 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 (12/02/25)
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  • Tier 2 Technician

    Leidos (Chantilly, VA)
    **Description** **The Digital Modernization Sector at Leidos has an opening for a Tier II Network Technician** to support computer data communications systems, ... and organizing corresponding hardware and software combined solutions through network modeling. The job duties of the Tier...will support the installation and maintenance of the client LAN /WAN devices. + Respond to and resolve incident tickets.… more
    Leidos (12/03/25)
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  • 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 (12/09/25)
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  • Network Engineer

    Jacobs (Chantilly, VA)
    …a Jacobs Company, has an opening for a Network Engineer (Campus Area Network /Local Area Network (CAN/ LAN )) to support our government customer's global ... enterprise networks. The CAN/ LAN service network architecture provides solutions for...(IAT) Level 2 (Security+ CE) * Experience specific to network engineering to include Tier III or… more
    Jacobs (11/07/25)
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  • Cleared Network Engineer

    Virtual Service Operations (Lorton, VA)
    …configurations, management, and Azure networking. You will handle tier 3 engineering escalations and troubleshooting, monitor network health, provide ... Cleared Network Engineer* Lorton, VA with travel, VA (http://maps.google.com/maps?q=Lorton+VA+USA)...be responsible for providing senior level support for our network infrastructure, with a focus on LAN /WAN… more
    Virtual Service Operations (12/07/25)
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  • Secret Sr. Network Engineer

    Insight Global (Fairfax, VA)
    Job Description - Provide classified and unclassified Tier 3 senior level support for the design, implementation, and deployment of network specific ... datacenters, campus networks, Dynamic Multipoint Virtual Private Networks (DMVPN), Layer 2/ 3 , wireless networks, network applications installed on client… more
    Insight Global (11/15/25)
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  • Senior Network Engineer

    GovCIO (Fairfax, VA)
    … Engineer with an active Secret clearance to provide classified and unclassified Tier 3 senior level support for the design, implementation, and deployment ... and will be a hybrid position. **Responsibilities** + Provides classified and unclassified Tier 3 senior level support for the design, implementation, and… more
    GovCIO (10/28/25)
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  • Cybersecurity Analyst - Evenings

    ManTech (Vienna, VA)
    …supporting Security Detections Development + Experience with security alert tuning, in partnership with TIER 2 and TIER 3 (Engineering) Teams + Experience ... response tickets within case management tooling. + Troubleshoot and coordinate with TIER 2 Analysts for event escalation and follow defined security playbooks for… more
    ManTech (11/15/25)
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  • Cyber Threat Intel Analyst

    Leidos (Ashburn, VA)
    …+ 3 + years of recent experience with host-based and network -based security monitoring solutions and to include security content recommendation or development ... CBP information systems including local area networks/wide area networks ( LAN /WAN), commercial internet connection, public facing websites, wireless, mobile/cellular,… more
    Leidos (11/13/25)
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