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# Senior Network Collaboration Engineer

- **Company:** Zachary Piper
- **Location:** Belleville, IL, United States
- **Experience:** Expert
- **Salary:** $135,000.0 - $160,000.0
- **Contract:** Permanent contract
- **Skills:** Spanning Tree Protocols, Jabber, Network Security, Routing, Public Switched Telephone Networks, Firewalls (Computer Science), SC Clearance, Firewall Services Module, Cisco
- **Published:** August 8, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9083719/senior-network-collaboration-engineer

## About the Role

* Active Secret Security Clearance required.
 * 8+ years of networking and collaboration/UC experience.
 * CCIE Collaboration or CCNP Collaboration certification required.
 * Strong experience with Cisco Call Manager and Jabber.
 * Knowledge of routing, switching, Layer 1/Layer 2 networking, and spanning tree.
 * Experience with firewall policy management, PSTN, and gateway protocols.
 * Ability to work onsite four (4) days per week at Scott Air Force Base, IL.

## Description

Piper Companies is seeking a Senior Network Collaboration Engineer to join a leading government technology and defense services organization. The Senior Network Collaboration Engineer will serve as a trusted advisor to the client, supporting enterprise networking and unified communications infrastructure at Scott Air Force Base. The Senior Network Collaboration Engineer is a long term contract opportunity and requires you to work onsite 4 days per week on Scott Air Force Base, Illinois., * Serve as a trusted advisor for network and collaboration technologies.

 * Support and troubleshoot Cisco Unified Communications environments, including Call Manager and Jabber.
 * Manage Layer 1 and Layer 2 networking, routing, switching, and spanning tree protocols.
 * Maintain firewall policies and network security standards.
 * Support PSTN connectivity, gateway protocols, and enterprise voice solutions.
 * Perform lifecycle management, upgrades, and infrastructure modernization., Senior Network Collaboration Engineer, Network Engineer, Unified Communications, Cisco Call Manager, Cisco Jabber, CCIE Collaboration, CCNP Collaboration, Secret Clearance, Routing, Switching, Spanning Tree, Firewall Policy, PSTN, Gateway Protocols, Enterprise Networking, Cisco Voice, Scott Air Force Base


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