Network Engineer Tier III

Description Zachary Piper Solutions is seeking a Tier III Network Engineer to join our team on-site in Washington, D.C. This position is in support of a contract with the Department of Energy and the National Nuclear Security Agency OCIO. The Network Engineer Tier 3 will have an in-depth knowledge of Cisco, Palo Alto, F5 and the maintenance of computer systems and computer environments. Requirements Install, configure, and maintain LAN/WAN infrastructure, including routers, switches, VPNs, firewalls, and load balancers. Monitor network performance and troubleshoot issues, applying security patches and optimizing systems for reliability and efficiency. Support network design and project execution, providing technical input and collaborating with cross‑functional teams. Manage network assets and data center infrastructure, including virtualization, storage, and lifecycle tracking. Implement and enforce security protocols, backup solutions, and disaster recovery plans to ensure system resilience. Provide client support and documentation, lead or assist in network projects, and stay current with emerging technologies. Qualifications Cisco Router and switch configuration (IOS/NX‑OS), Palo Alto NextGen Firewall and VPN configuration experience, Experience with General Dynamics Taclanes and/or GEMOne F5 Load Balancer Knowledge, GTM/Big DNS Knowledge Technically proficient and experienced with Windows and Unix/Linux operating systems, network security, network traffic analysis, incident response, vulnerability analysis, packet analysis, and systems hardening. Possesses proficient knowledge of layer 2 switching and layer 3 routing protocols, encryption protocols, communication protocols. Examples include but not limited to: TLS/SSL, IPsec, SSH, BGP, VLAN, LLDP, LACP, ARP, 802.1x, DNS, AES, NTP, etc. Network Design and Implementation, Network Troubleshooting, Network Performance Tuning Ability to identify, track and complete tasks for multiple projects under prescribed timeframes. Top Secret Security Clearance Compensation $160,000-$170,000/a year Comprehensive Benefits #J-18808-Ljbffr Zachary Piper Solutions