Network Security Administrator - Military veterans preferred

ManTech (


  full-time   employee   contract

United States

ManTech is seeking a Network Security Administrator to support our U.S. Navy contract in Norfolk, VA.

This position requires an active DoD Secret (SSBI) or TS clearance.

Job Duties and Responsibilities:

Provide overall support for the Local Area Network (LAN). Implement, configure, troubleshoot Cisco Routers and switches, Arista Switches, Juniper SRX Firewalls, and Juniper SSG series VPNs (5, 20, 520, 550). Perform tasks related to routing, switching, OS Updates, ACL's, LAN/WAN troubleshooting, Application/OS. Configure/troubleshoot VMware NSX, Solarwinds, and Bluecoat Proxy.

Perform installation, administration, configuration, and troubleshooting for all network systems to include routers, switches, firewalls, VPN’s, NSX, Bluecoat Proxy. Perform network security support as requested. Perform STIGs for all network devices. Assist with the design, installation, administration, and maintenance of the Local Area Network. Assist in resolving problems when installing and upgrading systems and software. Troubleshoot software and hardware configuration problems and resolve them locally. Recommend methods to improve the overall operations of the environment. Interface with other Network Administrators and other Teams to resolve any issues. Serve on Technical Working Groups (TWGs) as requested.

Required Certifications:

Security (+) CE and CCNA as required certifications