Senior Network Engineer (Tier III) - Federal, Onsite DC

Zachary Piper, LLC; Washington (District of Columbia); On-site; USD 158,000 - 193,000; Full time

Benefits offered by this job

PTO

Paid Holidays

Medical

Dental

Vision

401K

Tuition Reimbursement

Sick Leave

Job summary

Zachary Piper Solutions is seeking a Network Engineer Tier 3 to support federal government-focused infrastructure in Washington, DC. You will design, implement, optimize, and secure complex LAN/WAN environments while supporting mission-critical operations.

The role requires hands-on experience with Cisco IOS/NX-OS, Palo Alto firewalls, VPNs, F5 and GTM/DNS, and encryption devices. A DOE Q or Top Secret clearance is required and on-site work in Washington, DC is expected.

Qualifications

• Bachelor's degree in Information Technology, Computer Science, Engineering, or a related field (or equivalent professional experience).
• 7+ years of experience in enterprise network engineering, administration and infrastructure operations.

Responsibilities

• Install, configure, maintain, and optimize enterprise LAN/WAN networks (Cisco routers/switches, VPNs, load balancers, security appliances).
• Troubleshoot complex network, voice, video, and data service issues and monitor performance.
• Manage network security initiatives including firewall administration and patch management.
• Support data center operations, virtualization environments, and disaster recovery initiatives.
• Collaborate with teams on network design, upgrades, documentation, and asset management.

Skills

Enterprise networking

Security awareness

Troubleshooting

Education

Bachelor's degree or higher in IT/CS/Engineering

Tools

Cisco IOS/NX-OS

Palo Alto Firewall

VPN technologies

F5 Big-IP DNS

GTM/DNS

TACLANE encryption devices

Job description

Zachary Piper Solutions is seeking a Network Engineer Tier 3 to support federal government-focused infrastructure in Washington, DC. You will design, implement, optimize, and secure complex LAN/WAN environments while supporting mission-critical operations.

The role requires hands-on experience with Cisco IOS/NX-OS, Palo Alto firewalls, VPNs, F5 and GTM/DNS, and encryption devices. A DOE Q or Top Secret clearance is required and on-site work in Washington, DC is expected.