Zachary Piper Solutions is seeking Tier 3 Network Engineers to support a critical program for Department of Energy, National Nuclear Security Agency in Washington, D.C. The team is seeking a skilled engineer to design, implement, and maintain secure, high-performance network infrastructures in support of stockpile management, nonproliferation and nuclear security.

QUALIFICATIONS OF THE NETWORK ENGINEER:

• Active Top Secret and/or DOE Q clearance

• Bachelor’s degree from an accredited college in a related discipline and 5-8+ years of network engineering experience

• Certifications: Sec+, CCNA (highly preferred)
• Extensive experience configuring Cisco routers and switches (IOS/NX-OS), as well as Palo Alto Next-Generation Firewalls and VPNs.
• Hands-on experience with General Dynamics Taclanes and/or GEM One encryption devices.
• Proficient in F5 Load Balancer technologies, including GTM and BIG-IP DNS.
• Strong technical background in both Windows and Unix/Linux environments, with expertise in network security, traffic analysis, incident response, vulnerability assessment, packet inspection, and system hardening.
• In-depth knowledge of Layer 2 and Layer 3 networking protocols, encryption standards, and communication protocols, including but not limited to: TLS/SSL, IPsec, SSH, BGP, VLAN, LLDP, LACP, ARP, 802.1X, DNS, AES, and NTP.
• Skilled in network design, implementation, troubleshooting, and performance optimization.

• Work closely with cross-functional teams to diagnose issues, enhance performance, and maintain the scalability and dependability of the network, while overseeing continuous upgrades and strengthening security measures
• Deploy, configure, maintain, and enhance LAN and WAN infrastructure, including routers, switches, VPN devices, load balancers, and security systems.
• Apply security patches promptly across all network infrastructure components, such as routers, switches, voice/video systems, and security appliances.
• Utilize network monitoring tools to assess performance, troubleshoot issues, and implement optimizations aligned with industry best practices.
• Maintain a current inventory of network assets, tracking both hardware and software components to support effective asset management and lifecycle planning.
• Contribute to network project planning by offering design insights, technical evaluations, and support during engineering discussions.
• Oversee data center network infrastructure, assist with storage and virtualization platforms, and collaborate with cross-functional teams on infrastructure scaling and enhancements.
• Diagnose and resolve network issues and outages impacting voice, video, and data services; coordinate and schedule necessary upgrades and performance enhancements.
• Exhibit skills in routing, switching, and firewall configuration, supporting the deployment and maintenance of secure, high-performance LAN/WAN environments.