• Network Engineer (Levels 2, 3)

    CACI International (Springfield, VA)
    …and Network Node Manager, Juniper Secure Analytics, Infoblox, Riverbed.) + Juniper firewall / VPN equipment (SRX series) + Supporting IP services to connect to ... Network Engineer (Levels 2, 3) Job Category: Information...+ Develop and maintain a road map for capabilities, operations , and technologies. + Assist with the development and… more
    CACI International (11/10/25)
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  • Network Engineer/Architect SME

    Leidos (Fort Belvoir, VA)
    …networking in the areas of LAN, WAN, TCP/UDP, Dual stack IPv4/IPv6, IPSec, VPN , and Firewall Micro-segmentation + Must have experience in working with ... **Description** Leidos is seeking a ** Network Engineer/Architect with subject matter expertise** to support...with subject matter expertise** to support large-scale migration and operations on a large, high-profile DOD contract. The I3TS… more
    Leidos (10/11/25)
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  • Network Engineer Senior (Security) - TS/SCI…

    General Dynamics Information Technology (Fort Belvoir, VA)
    …**Public Trust/Other Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Network Engineering, Network Infrastructures,Networking ... and security protocols/technologies, including switching, routing, and security (eg, Layer 4-7, firewall , Site-to-Site VPN , DMVPN, etc) to resolve problems on… more
    General Dynamics Information Technology (09/09/25)
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  • Network Cloud and Automation Senior…

    General Dynamics Information Technology (Fairfax, VA)
    …troubleshooting and designing, especially cloud VPN deployments + Strong Firewall experience with network and cloud firewalls, able to troubleshoot ... **Public Trust/Other Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Automation Tools,Cloud Networking,Firewalls **Experience:** 8 + years… more
    General Dynamics Information Technology (10/29/25)
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  • Sr. O&M Network Engineer

    Leidos (Chantilly, VA)
    …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) and local ... multiple vendors. The job duties of Tier III O&M Network Engineer are as follows: + Tier III O&M...related to the following protocols: OSPF, BGP, MPLS, VRF's, VPN 's + Support technical exchange meetings to help resolve… more
    Leidos (09/02/25)
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  • Senior Network Engineer

    Ensono (Richmond, VA)
    …is for a Senior Network Engineer who will be part of the Global Network Operations team. Supports all Network environments for Ensono clients + Provide ... + Passionate about Networking and experience in a fast-paced, highly technical Network Operations environment + Strong verbal and written communications skills,… more
    Ensono (11/08/25)
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  • Network Engineer - Subject Matter Expert…

    Noblis (Chantilly, VA)
    … protocols (TCP/IP, DNS, DHCP, HTTP/S) with security hardening + Next-generation firewall configuration and management for TS/SCI network protection + Advanced ... Responsibilities As a Network Engineer SME, you will provide expert leadership...that meet the highest security standards while enabling mission-critical operations . Your expertise will ensure the reliability, security, and… more
    Noblis (10/30/25)
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  • Network Administrator

    TEKsystems (Staunton, VA)
    …Experience with VMWare/Vsphere Desired 3 Years VLAN Management Required Required 5 Years Firewall Administration Required 3 Years VPN & Remote Access Technologie ... candidates if they have: - cisco routing/switching (CCNA or network + would be highly preferred) - network ...achieve department service and support objectives for the Transportation Operations Center. 5-8 years of experience in the field… more
    TEKsystems (11/14/25)
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  • Network Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    …environments. + Configure, maintain, and troubleshoot Palo Alto firewalls to support network security operations . This includes creating and optimizing security ... Network Engineer- Arlington, VA Job Description **Overview** CoStar...and VRRP. + Experience with firewalls, including policy creation, VPN configuration, and/or security monitoring. + Experience with load… more
    CoStar Realty Information, Inc. (10/17/25)
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  • Principal Network Solution Architect - CTJ…

    Microsoft Corporation (Reston, VA)
    …in engineering or technical program management. 4+ years with government-classified network architecture and operations . Other Requirements Security Clearance ... VRRP, LACP). Hands-on experience with Ansible, Splunk, SolarWinds. Familiarity with firewall and network security solutions (Palo Alto, Cisco ASA/Firepower,… more
    Microsoft Corporation (11/18/25)
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