Onsite Network Engineer (Tier 3) – TS/Q Clearance

Piper Companies; Washington; On-site; USD 160,000 - 175,000; Full time

Job summary

Zachary Piper Solutions is seeking a Network Engineer (Tier 3) to support a Department of Energy and NNSA contract onsite in Washington, DC. The role requires an active Top Secret/ Q clearance and hands-on experience with enterprise LAN/WAN infrastructure and security controls.

You will deploy, configure, monitor, and optimize networks, coordinate with cross-functional teams, and produce detailed network performance reports while ensuring strict government security compliance.

Qualifications

• Must have strong customer service and communication skills.
• Experience with Cisco IOS/NX-OS, Palo Alto firewalls/VPNs, and Taclanes/GEMOne.
• Proficiency in Windows and Unix/Linux systems, network security, traffic analysis, and incident response.

Responsibilities

• Deploy, configure, and maintain LAN/WAN infrastructure including routers, switches, firewalls, VPNs, and load balancers.
• Apply security patches and updates across all network devices and systems.
• Monitor network performance, troubleshoot issues, and optimize for reliability and efficiency.
• Maintain accurate inventory of network hardware/software and manage asset lifecycle.
• Provide technical input during engineering meetings and support network project planning.
• Manage data center networking, assist with virtualization/storage systems, and support infrastructure growth.
• Implement and enforce network security protocols and disaster recovery solutions.
• Collaborate with cross-functional teams to resolve complex technical issues.
• Prepare detailed reports on network performance, incidents, and upgrades.
• Serve as a primary contact for client technical support and issue resolution.

Skills

Cisco IOS/NX-OS

Palo Alto firewalls/VPNs

Taclanes/GEMOne

Windows/Unix/Linux

Network security

Subnetting/Encryption

Layer 2/3 routing

Job description

Zachary Piper Solutions is seeking a Network Engineer (Tier 3) to support a Department of Energy and NNSA contract onsite in Washington, DC. The role requires an active Top Secret/ Q clearance and hands-on experience with enterprise LAN/WAN infrastructure and security controls.

You will deploy, configure, monitor, and optimize networks, coordinate with cross-functional teams, and produce detailed network performance reports while ensuring strict government security compliance.