• Network Administrator

    Leidos (Chantilly, VA)
    …perform firewall ACL modifications, route tracing, and interface status monitoring on Cisco routers and switches. + Execute patching, updates, and maintenance of ... **Customer Medical Screening** **.** + Expert knowledge of network systems, including Cisco IOS commands, VLANs, firewall ACLs, and routing protocols. + Proficiency… more
    Leidos (11/15/25)
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  • ADNS engineer / Triton connectivity SME

    General Dynamics Information Technology (Portsmouth, VA)
    …Clearance Level: Secret / TS/SCI Preferred * Required Skills and Abilities: + Cisco Certified Network Associate ( CCNA ) + Linux+ Certified Professional + Network+ ... Required:** None **Job Family:** Field Service and Support **Skills:** Cisco Routing,LAN Architecture,Network Operations,Routing and Switching,Technical Support **Experience:** 8… more
    General Dynamics Information Technology (10/06/25)
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  • Network/Systems Engineer (Vaxcom)

    Parsons Corporation (Airlie, VA)
    …optimizing database queries. + Certification in computer networking such as Cisco Certified Network Associate ( CCNA ), Cisco Certified Network ... + Will maintain Customer-facing intranet site and content. + Will use networking engineering experience to assist in meeting Program goals and objectives. **What… more
    Parsons Corporation (10/31/25)
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  • Network Engineer

    TekSynap (Arlington, VA)
    …Bachelor's degree in Network Engineering, IT, or related. + 7+ years DoD networking ; experience with Palo Alto and Cisco devices. + Demonstratedexpertisewith ... JWCC and coalition environments. **RESPONSIBILITIES** + Configure/manage Palo Alto and Cisco firewalls, routers, and tunnels. + Support secure connectivity to JWCC… more
    TekSynap (10/02/25)
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  • NITE Network Administrator

    Huntington Ingalls Industries (Virginia Beach, VA)
    …using sniffers, protocol analyzers, NetFlow, logging, etc. + Strong knowledge of Cisco networking , including IP addressing, VLANs, routing protocols (OSPF, ... EIGRP, BGP, multicast), and Cisco IOS. + Must hold a DoD 8570.01-M IAT...DoD 8570.01-M IAT Level II baseline certification (eg, Security+, CCNA Security, CySA+, GICSP, GSEC, CND, SSCP). + Must… more
    Huntington Ingalls Industries (09/23/25)
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  • Principal Network Systems Engineer

    RTX Corporation (Dulles, VA)
    …+ Proficiency in network configuration, administration, operations and maintenance using Cisco networking applications. + Experience in the configuration and ... Collins Aerospace **Applied Signal Technology (AST)** is seeking a **Principal Networking Systems Engineer** specializing in infrastructure design and operations and… more
    RTX Corporation (12/02/25)
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  • Cloud Support Engineer

    ManTech (Vienna, VA)
    …+ AWS Solutions Architect Associate, Azure Administrator, Google Cloud Engineer, Cisco CCNA , CompTIA Linux+ Professional, Azure Solutions Architect (AZ-305), ... experience + Experience in Linux system administration (command-line management, networking , and service operations) + Experience working in Kubernetes environments,… more
    ManTech (12/13/25)
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  • Lead Information Security Engineer

    Lumen (Herndon, VA)
    …specific security technologies such as Fortinet, Arbor, Radware, Palo Alto, Cisco or Checkpoint. + Demonstrated understanding of Denial-of-Service concepts and ... and mitigation options. + Demonstrated proficiency in routing and networking skills, including the ability to: + Troubleshoot BGP...(examples): + CISSP + CRISC + CISM + Security+ CCNA + ACIA + CCNA + CEH… more
    Lumen (12/10/25)
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  • Senior Firewall Engineer

    Insight Global (Henrico, VA)
    …and troubleshooting experience recording and interpreting TCP/IP packet captures on call schedule every 12 weeks Healthcare industry Cisco CCNA SDWAN Prisma ... This role acts as a liaison between Information Security and Networking teams, ensuring effective communication and collaboration. Key responsibilities include:… more
    Insight Global (12/09/25)
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  • Sr ProAV Systems Engineer

    CommScope, Inc. (VA)
    …+ Professional or associate level networking and AV industry certification such as CCNA , BPIPA, JNCIA, Cisco , Aruba, RUCKUS, CWNA, CTS, CTS-D, CTS-I, ANP, or ... is a trusted technical advisor supporting pre-sales efforts for RUCKUS AV networking solutions across commercial and residential markets. Work closely with Account… more
    CommScope, Inc. (11/22/25)
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