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# Network Engineer (Secret - TS/SCI)

- **Company:** Zachary Piper
- **Location:** Washington, DC, United States
- **Experience:** Expert
- **Salary:** $100,000 - $110,000
- **Contract:** Permanent contract
- **Skills:** IEEE 802.1Q, Cisco IOS, Cisco Routers, CompTIA Security+, Enhanced Interior Gateway Routing Protocol, EtherChannel, Trunking, Firmware, Networking Hardware, Network Troubleshooting, Network Layer, Network Architecture, Routing, NIPRNet, Open Shortest Path First (OSPF), Virtual Local Area Networks, Software Vulnerability Management, Dynamic Routing, VLAN Trunking Protocol (VTP), Computer Networking Systems, Identity Services Engine, Computer Network Operations, Software Troubleshooting, Information Technology, Patch Management, Cisco Switches
- **Published:** November 10, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9301847/network-engineer-secret-tssci

## About the Role

* Bachelor's degree in Computer Science, Information Technology, Network Engineering, or related field; equivalent military training and experience considered.
 * 5+ years of progressive network engineering experience.
 * Strong experience supporting enterprise Cisco networking environments.
 * Expert knowledge of VLANs, VTP, Port Security, STP, RSTP, MSTP, 802.1Q trunking, and EtherChannel technologies.
 * Extensive experience with dynamic routing protocols including OSPF, EIGRP, and IS-IS .
 * Experience troubleshooting network transport systems across classified and unclassified environments.
 * Hands-on experience supporting encrypted network infrastructure and secure communications systems.
 * Strong troubleshooting, communication, and problem-solving abilities.

Certifications & Requirements

 * Active CCNA Certification required.
 * Active CompTIA Security+ CE required.
 * Must meet DoD 8140 IAT Level II or III requirements.

Clearance Requirement

 * Active DoD Secret Clearance required.

Preferred

 * Experience administering Cisco Identity Services Engine (ISE) .
 * Experience with Cisco Catalyst Center (DNA Center) .
 * Experience supporting Air Force, AFDW, AFNCR, or National Capital Region communications environments.
 * Experience supporting classified enterprise environments within JBAB, Joint Base Andrews, the Pentagon, or other high-security DoD facilities.
 * Experience managing TACLANE, KG-17XX, HAIPE devices, and GEM-X management tools.

## Description

Zachary Piper Solutions is seeking a Senior Network Engineer to support mission-critical DoD network operations at Joint Base Anacostia-Bolling (JBAB). This role serves as a senior technical resource responsible for maintaining, modernizing, securing, and troubleshooting enterprise network infrastructure across both classified and unclassified environments. The ideal candidate has strong experience with Cisco networking, encryption technologies, routing protocols, and secure DoD communications environments., * Monitor and maintain enterprise network infrastructure supporting NIPR and SIPR environments.

 * Troubleshoot and resolve Layer 1, Layer 2, and Layer 3 network incidents in accordance with operational procedures.
 * Configure, deploy, and optimize Cisco routers, switches, and network appliances.
 * Perform Cisco IOS and IOS-XE upgrades, firmware updates, and lifecycle maintenance activities.
 * Support network modernization efforts, technology refresh initiatives, and engineering projects.
 * Coordinate with telecommunications providers and vendors to resolve circuit and transport issues.
 * Plan and execute authorized network maintenance activities and service interruptions.
 * Implement cybersecurity requirements including STIG compliance, vulnerability remediation, and patch management.
 * Configure and administer Type-1 encryption devices, including TACLANE and HAIPE solutions.
 * Maintain COMSEC accountability and ensure compliance with DoD communication security procedures.
 * Provide technical leadership, escalation support, and operational guidance during network outages and critical incidents.
 * Assist the Team Lead by coordinating work assignments, prioritizing operational tasks, and overseeing shift execution when needed.