Secret-Clearance Network Engineer — Onsite in DC

Zachary Piper, LLC; Washington (District of Columbia); On-site; USD 90,000 - 120,000; Full time

Job summary

Zachary Piper Solutions is seeking a Network Engineer to support the U.S. Air Force in Washington, D.C. This on-site role requires a Secret clearance and active DoD systems experience.

The engineer will monitor, troubleshoot, and optimize enterprise networks, perform IOS/IOS-XE upgrades, and coordinate with carriers for service continuity. Responsibilities include incident management, change execution (ASIs), STIG compliance, and ENCRYPTION device administration (TACLANE).

Qualifications

• Active Secret Clearance
• Bachelor's degree with 5+ years of network/infrastructure experience
• IAT II certification (Security+CE or higher) and CCNA preferred
• Proficiency configuring and troubleshooting VLANs, VTP, Port Security, Spanning Tree Protocol, L2/L3
• Experience implementing routing protocols including EIGRP, OSPF, IS-IS
• Experience troubleshooting Layer 1 and Layer 2 enclaves
• Experience administering encryption devices, TACLANEs, firewalls
• Experience supporting DoD/DoW systems

Responsibilities

• Act as an escalation point during absences, managing shift operations and priorities.
• Monitor enterprise networks and transport systems for faults, outages, and performance issues.
• Troubleshoot and resolve Layer 1–3 network incidents using SOPs and automation tools.
• Escalate complex outages and provide detailed troubleshooting documentation.
• Configure, maintain, and optimize enterprise routers, switches, and network devices.
• Perform Cisco IOS/IOS-XE upgrades and firmware updates.
• Coordinate with carriers and vendors to resolve circuit and service disruptions.
• Execute network changes and ASIs in accordance with change management procedures.
• Apply STIGs, patch vulnerabilities, and maintain cybersecurity compliance.
• Manage TACLANE and other Type-1 encryption devices, ensuring secure network operations.
• Maintain COMSEC accountability and compliance with DoD security standards.
• Lead network modernization, technology refresh, and engineering initiatives.
• Provide on-call support for critical network outages and operational incidents.

Skills

Active Secret Clearance

VLAN configuration

Routing protocols (EIGRP/OSPF/IS-IS)

Layer 1/2 troubleshooting

Encryption devices (TACLANE)

DoD systems support

IAT II (Security+CE) or higher

CCNA (highly preferred)

Education

Bachelor's degree in IT/CS/Network

Tools

Cisco IOS/IOS-XE

TACLANE

Firewalls

Job description

Zachary Piper Solutions is seeking a Network Engineer to support the U.S. Air Force in Washington, D.C. This on-site role requires a Secret clearance and active DoD systems experience.

The engineer will monitor, troubleshoot, and optimize enterprise networks, perform IOS/IOS-XE upgrades, and coordinate with carriers for service continuity. Responsibilities include incident management, change execution (ASIs), STIG compliance, and ENCRYPTION device administration (TACLANE).