• Core/WAN Network Lead

    CACI International (Sterling, VA)
    …address performance, standardization and industry best practices + Follows all Customer network security processes and procedures, ensures compliance with all ... advanced concepts and processes to daily activities. + Maintain thorough knowledge of network and security systems. + Act as technical interface with vendors… more
    CACI International (10/24/25)
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  • O&M - Network Installer

    Amentum (Williamsburg, VA)
    …includes:** + Ensure telephone services (including 911 services), Internet, and the security camera network remain operational + Troubleshoot and install ... in using your skills to help shape the Cyber, Security , & Intel space? If so, look no further....support response/restoral support (after hours, weekends and holidays) for user/ network service outages or request **Requirements:** + Prior more
    Amentum (11/06/25)
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  • Network Engineer Senior - TS/SCI required

    General Dynamics Information Technology (Charlottesville, VA)
    … support and client server specialists and plan, coordinate, and implement network security measures; and will provide leadership/mentorship to junior & ... designs and orders. + The overarching INFOSEC and COMSEC security requirements for the Agency network add...Certification as determined by the Program Manager is required prior to support on contract + IAT II 8570/8140… more
    General Dynamics Information Technology (01/10/26)
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  • Lead Network and Infrastructure Engineer

    ManTech (Herndon, VA)
    network capacity planning, performance tuning, and optimization. + Ensure network architecture and infrastructure complies with federal security standards ... **MANTECH** seeks a motivated, career and customer-oriented **Lead Network and Infrastructure Engineer** to join our team in **Herndon, VA.** The Lead Network more
    ManTech (01/08/26)
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  • Cyber Network Defense Analyst III

    Nightwing (Sterling, VA)
    …intrusion narrative - Collect and document system state information (eg running processes, network connections) prior to imaging, as required - Perform forensic ... Certifications, SANS Cloud Courses (SEC541, SEC584, SEC588) and Certifications GSEC (SANS401), Network +, Security +, CEH Arlington, VA Previously part of a… more
    Nightwing (01/05/26)
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  • Cloud Network Engineer - CTJ - Poly

    Microsoft Corporation (Reston, VA)
    **Overview** The Cloud Network Engineer supports the design, implementation, and operation of scalable, reliable, and high‑performance network solutions for ... depth across networking technologies and applies data‑driven insights to support network architecture and execution decisions, working closely with senior engineers.… more
    Microsoft Corporation (01/01/26)
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  • Network Engineer

    Nightwing (Sterling, VA)
    …systems. The NE demonstrates knowledge of networking protocols (TCP/IP, OSPF, BGP), network security , and various network technologies (eg, firewalls, ... presentation to the Sponsor's engineering review boards for approval prior to the addition of new technologies to the...Protocols: Deep understanding of TCP/IP, DNS, routing, switching, and network security protocols. + Hardware and Software:… more
    Nightwing (12/26/25)
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  • Core/WAN Network - Tier 3

    CACI International (Sterling, VA)
    …address performance, standardization and industry best practices + Follows all Customer network security processes and procedures, ensures compliance with all ... advanced concepts and processes to daily activities. + Maintain thorough knowledge of network and security systems. + Act as technical interface with vendors… more
    CACI International (12/19/25)
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  • Network Engineer/Architect SME

    Leidos (Fort Belvoir, VA)
    …associated implementation and transition plans. + Integrate capacity planning and scaling of network and security stack environments into the overall design of ... preferred. + Require active DoD IAT Level II (ie Security +) certification or equivalent prior to start....and geographically enterprise networks. + Expert knowledge of DoD security requirements for network infrastructure. + Demonstrated… more
    Leidos (12/06/25)
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  • Network Operations Center (NOC) Tier 3

    CACI International (Springfield, VA)
    …address performance, standardization and industry best practices + Follows all Customer network security processes and procedures, ensures compliance with all ... multiple security domains. **Responsibilities:** + Focus will be on Network Engineering + Coordination of system maintenance, monitoring and installation of… more
    CACI International (10/25/25)
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