• Network Architect/Engineer

    ManTech (Herndon, VA)
    …Cisco Certified Network Associate (CCNA) certification. + Hands-on experience with Cisco routing , switching , and firewall technology. + Experience with primary ... including TCP/IP, DNS, DHCP, and QoS, MPLS. + Very strong knowledge of routing protocols (eg, BGP, EIGRP, OSPF) and network protocols (eg, TCP/IP, GRE, IPSEC,… more
    ManTech (06/03/25)
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  • Network Engineer III

    William C Brown Inc (Springfield, VA)
    …components to include routers, switches, firewalls, protocols, VoIP, DNS, remote access, VPN, routing , and switching . Also has knowledge of TCP/IP routing ... technologies including OSPF, EIGRP, and BGP, in addition to knowledge of applicable business lines/industries. + Communicates complex concepts and data effectively and creatively (both written and oral) across multiple organizations, both internal & external,… more
    William C Brown Inc (06/03/25)
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  • Network Engineer

    Leidos (Springfield, VA)
    …as BGP, OSPF, and EIGRP. + Solid understanding and operational experience with routing and switching technologies and protocols. + Experience managing networking ... hardware including routers, switches, and load balancers. + Practical experience in network administration and network security best practices. + Ability to manage and configure firewalls and other perimeter security devices. + Familiarity with load balancer… more
    Leidos (05/24/25)
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  • Senior Network Architect

    ManTech (Herndon, VA)
    …8570 Compliant certifications and CCNA certification + Hands-on experience with Cisco routing , switching , and firewall technology + Experience with primary ... including TCP/IP, DNS, DHCP, and QoS, MPLS + Very strong knowledge of routing protocols (eg, BGP, EIGRP, OSPF) and network protocols (eg, TCP/IP, GRE, IPSEC,… more
    ManTech (05/23/25)
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  • Senior Computer and Information Systems Manager

    ManTech (Herndon, VA)
    …Center (NOC) or IT Operations experience + Hands-on experience with Cisco routing , switching , and firewall technology + Experience with primary network ... technologies, including TCP/IP, DNS, DHCP, and QoS, MPLS; Very strong knowledge of routing protocols (eg, BGP, EIGRP, OSPF) and network protocols (eg, TCP/IP, GRE,… more
    ManTech (05/23/25)
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  • Senior Telecommunications Engineer

    ManTech (Herndon, VA)
    …(IAM III/IAT III) and CCNA certification + Hands-on experience with Cisco routing , switching , and firewall technology + Experience with primary network ... including TCP/IP, DNS, DHCP, and QoS, MPLS + Very strong knowledge of routing protocols (eg, BGP, EIGRP, OSPF) and network protocols (eg, TCP/IP, GRE, IPSEC,… more
    ManTech (05/22/25)
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  • Senior Network and Infrastructure Program Manager

    ManTech (Herndon, VA)
    …Operations Center (NOC) or IT Operations experience; hands-on experience with Cisco routing , switching , and firewall technology + Experience with primary network ... technologies, including TCP/IP, DNS, DHCP, and QoS, MPLS; Very strong knowledge of routing protocols (eg, BGP, EIGRP, OSPF) and network protocols (eg, TCP/IP, GRE,… more
    ManTech (05/20/25)
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  • Network Manager V

    Alaka'ina Foundation Family of Companies (Newport News, VA)
    …Five (5) years of Network Management experience, preferred. + Proficient with layer 2 switch technologies + Proficient with layer 3 routing + Proficient with ... configuration, and maintenance. + Accessing, troubleshooting, and building Juniper switch and router configurations. + Accessing, troubleshooting, and building Aruba… more
    Alaka'ina Foundation Family of Companies (04/12/25)
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  • Desktop Support Technician - Routine Requirements

    Leidos (Arlington, VA)
    …supporting computer data communications systems and understanding computer networks and routing + This role involves planning and implementing upgrades, analyzing ... coordinate network operations, maintenance, repairs, or upgrades + Understand layer 2 switching , including VLANs and port security + Where required, administer and… more
    Leidos (06/29/25)
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  • Linux Systems Engineer (TS/SCI Clearance) Onsite

    System One (Herndon, VA)
    …hardware patches. * Strong knowledge of networking protocols such as TCP/IP, NAT, routing and switching . * Experience with analyzing logs, stack traces, debug ... libraries, software/hardware. * Possesses an understanding of Python, Bash, SQL databases. * Create installation guides and as-built documentation. * Experience with Linux firewall and VPN configuration System One, and its subsidiaries including Joule, ALTA IT… more
    System One (06/28/25)
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