Senior UC Network Engineer

Zachary Piper Solutions; Northern (KY); Hybrid; USD 125,000 - 155,000; Full time

Benefits offered by this job

Health insurance

Vision insurance

Dental insurance

Paid time off

Paid holidays

Sick leave

Job summary

Zachary Piper Solutions seeks a Sr. UC Network Engineer to support a growing client at Scott Air Force Base in Belleville, IL. The role sits onsite 4 days per week and focuses on enterprise unified communications, Cisco collaboration technologies, and mission-critical network infrastructure.

Ideal candidates have CCIE/CCNP Collaboration, 8+ years of networking/UC experience, and hands-on Cisco Call Manager, Jabber, and UC systems expertise to drive modernization and reliability.

Qualifications

• Active Secret Clearance required.
• CCIE Collaboration or CCNP Collaboration certification.
• 8+ years of professional networking and UC experience.
• Hands-on with Cisco Call Manager, Jabber, and UC infrastructure.
• Strong background in firewall policies, routing, switching, and lifecycle management.

Responsibilities

• Serve as primary technical advisor on enterprise UC and network modernization.
• Engineer, maintain, and optimize Cisco collaboration environments (CUCM, Jabber, voice gateways, PSTN).
• Evaluate and implement network infrastructure solutions across routing, switching, and security.
• Troubleshoot complex Layer 1–3 issues ensuring reliability for mission-critical ops.
• Support network architecture, gateway protocols, and strategic planning initiatives.

Tools

Call Manager / CUCM

Jabber

Voice gateways

PSTN connectivity

Firewall policies

Routing & Switching

Spanning Tree

Gateway protocols

Job description

Zachary Piper Solutions is seeking a Sr. UC Network Engineer to support a growing client at Scott Air Force Base in the Belleville, IL area. The Sr. UC Network Engineer role requires you to sit onsite 4 days per week at Scott Air Force Base. The Sr. UC Network Engineer role is ideal for an experienced networking professional with deep expertise in enterprise unified communications, Cisco collaboration technologies, and network infrastructure supporting mission-critical operations.

Responsibilities of the Sr. UC Network Engineer include:

• Serve as the primary technical advisor to government stakeholders, providing guidance on enterprise UC and network modernization initiatives.
• Engineer, maintain, and optimize Cisco collaboration environments including Call Manager, Jabber, voice gateways, and PSTN connectivity.
• Evaluate and implement network infrastructure solutions across routing, switching, firewall policy management, and lifecycle refresh activities.
• Troubleshoot complex Layer 1, Layer 2, and Layer 3 networking issues while ensuring reliability and performance across enterprise environments.
• Support network architecture, gateway protocols, spanning tree configurations, and strategic planning efforts to enhance operational capabilities.

Requirements of the Sr. UC Network Engineer include:

• Active Secret Clearance.
• CCIE Collaboration certification or CCNP Collaboration certification.
• 8+ years of professional experience supporting networking, unified communications, and collaboration technologies.
• Hands-on expertise with Cisco Call Manager, Jabber, enterprise voice systems, PSTN, and UC infrastructure.
• Strong background in firewall policies, routing and switching, spanning tree, gateway protocols, and network lifecycle management.

Compensation for the Sr. UC Network Engineer include:

• $125,000 - $155,000 annually
• Full Comprehensive Benefits: Health, Vision, Dental, PTO, Paid Holiday and Sick Leave if Required by Law.

This job opens for applications on 09/4/2026. Applications for this job will be accepted for at least 30 days from the posting date.

Keywords: UC Network Engineer, Unified Communications Engineer, Cisco Collaboration, Call Manager, CUCM, Jabber, CCIE Collaboration, CCNP Collaboration, Secret Clearance, Network Engineer, Voice Engineer, PSTN, Routing and Switching, Firewall Policy, Gateway Protocols, Spanning Tree, Scott Air Force Base, DoD, Enterprise Communications

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