Sr. Network Engineer (Top Secret or Q)

Zachary Piper · Washington, District of Columbia, United States

Location

Washington

Job Type

Full-time

Posted

July 04, 2026

Job Description

Zachary Piper Solutions is currently seeking a Sr. Network Engineer (Tier 3) to support the National Nuclear Security Agency in Washington, DC. The Network Engineer Tier 3 will implement, provide, and monitor technical support of customer environments, conduct, and maintain inventories of client systems, support operating systems, desktop peripherals, software, core desktop applications and imaging of computers. The Sr. Network Engineer will have an in-depth knowledge of Cisco, Palo Alto, F5 and the maintenance of computer systems and computer environments. 
Duties & Responsibilities:
Install, configure, maintain, and optimize LAN and WAN infrastructure, including routers, switches, VPN appliances, load balancers, and security devices.
Ensure timely application of security patches to all network infrastructure devices, including routers, switches, voice and video systems, and security appliances.
Monitor and analyze network performance using netwo...
        

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