• Senior Scientist, Systems Engineer

    L3Harris (Herndon, VA)
    …Secret Security Clearance. Preferred Additional Skills: + Experience with IP networking, routing , and switching + Knowledge of cloud-based infrastructure and ... services, including storage, computing, and networking + Experience with securing communication links and data + Experience with AI tools and frameworks for developing intelligent systems and automating processes + Understanding of regulatory requirements for… more
    L3Harris (12/24/25)
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  • Senior Network Engineer

    Chenega Corporation (Arlington, VA)
    …with SD-WAN technologies and solutions is a plus. + Expertise in routing , switching , firewalls, load balancers, and intrusion detection/prevention systems. + ... Advanced troubleshooting and problem-solving across complex enterprise networks. + Strong knowledge of TCP/IP, DNS, DHCP, BGP, OSPF, and other core networking protocols. + Knowledge of classified/unclassified government network requirements, NIST, DISA STIGs,… more
    Chenega Corporation (12/23/25)
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  • Cyber Capability Developer - CNO/CNE Developer III

    Noblis (Chantilly, VA)
    …data to develop advanced analytical tools + Configure and manage complex routing and switching fabrics with significant segmentation, including managed ... attribution of individual network paths + Set up and maintainfirewall, VPN, proxy, and tunnel configurations for secure operations + Implement and manage data ingest pipelines through network diodes for secure data transfer + Administer high availability… more
    Noblis (12/22/25)
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  • Network Security Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    …+ Experience designing and implementing DoD enclaves, including compute storage, networking, routing , switching , firewalls, and end-user devices + Knowledge of ... multi-domain architectures, including data center, WAN, and LAN in virtualized architectures + Active TS/SCI clearance; willingness to take a polygraph exam + HS diploma or GED and 12+ years of experience supporting IT projects and activities, Associate's… more
    BOOZ, ALLEN & HAMILTON, INC. (12/21/25)
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  • Network Engineer, Foundation and Support…

    Meta (Reston, VA)
    …31. Working knowledge of internet networking technologies (TCP/UDP, DHCP, DNS, routing , switching concepts), optical transport technologies (DWDM and Optical ... transceivers), and network redundancy and failover concepts 32. Working knowledge of Revit/AutoCAD/Bluebeam/BIM360/ACC/Procore etc **Preferred Qualifications:** Preferred Qualifications: 33. Proficient in Revit/AutoCAD/Bluebeam/BIM360/ACC/Procore etc 34.… more
    Meta (12/20/25)
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  • Enterprise Cloud Engineer

    CACI International (Arlington, VA)
    …Linux. + Good understanding of networks and networking technologies, ports, protocols, services, switching and routing , DNS, and IPv4. + Understanding of Azure ... Policy, Azure Monitoring, Storage Accounts, Key Vaults, and Azure networking. _Desired:_ + ITIL v3 or v4 certification + MCSE Certified + Cloud Management certifications + Understanding of Federal Enterprise Architecture Framework (FEAF) or Department of… more
    CACI International (12/20/25)
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  • Cyber Detection Engineer

    Leidos (Ashburn, VA)
    …Training/Experience + Understanding of complex Enterprise networks to include routing , switching , firewalls, proxies, load balancers. + Working ... knowledge of common (HTTP, DNS, SMB, etc) networking protocols + Familiarity with operation of both Windows and Linux based systems. + Proficient with scripting languages such as Python or PowerShell + Familiarity with Splunk Search Processing Language (SPL)… more
    Leidos (12/19/25)
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  • Senior Network Architect

    Nightwing (Sterling, VA)
    …including WAN, LAN, and hybrid cloud integrations + Deep understanding of routing / switching protocols (eg, BGP, OSPF), network segmentation, and encrypted ... transport mechanisms + Strong experience with enterprise-grade gear (Cisco, Juniper, Palo Alto) and familiarity with software-defined networking (SDN) solutions + Prior exposure to secure agency environments, including comfort working with mission-specific… more
    Nightwing (12/16/25)
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  • Senior Network Engineer

    Nightwing (Sterling, VA)
    …in enterprise network implementation and sustainment + Strong command of switching / routing (Cisco preferred), VLANs, VPNs, ACLs, and firewall technologies ... + Familiarity with AWS/Azure networking in high-side environments + Experience working with mission systems and secure enclave operations **Preferred Certs:** CCNP, Azure Network Engineer Associate, or equivalent **Tools & Platforms (Cross-Applicable):** +… more
    Nightwing (12/16/25)
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  • F5 Systems Engineer - TS/SCI

    General Dynamics Information Technology (Sterling, VA)
    …and Disaster Recovery** **Experience deploying, managing, and troubleshooting network systems, switching , and routing protocol standards such as: TCP/IP, MPLS, ... OSPF, BGP, SDN, and 802.1x.** **Experience managing and troubleshooting DNS, DHCP, IPAM, and NTP in a large multi-site environment** **Knowledge of risk and controls landscape, ensuring company-wide standards are met** GDIT IS YOUR PLACE At GDIT, the mission… more
    General Dynamics Information Technology (12/15/25)
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