Senior UC Network Engineer | Cisco Collaboration Expert

Piper Companies; Illinois; On-site; USD 125,000 - 155,000; Full time

Benefits offered by this job

Full benefits package

Job summary

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.

This onsite role sits 4 days per week at Scott Air Force Base and targets an experienced networking professional with deep expertise in enterprise unified communications and Cisco collaboration technologies. The role emphasizes hands-on engineering of Cisco CUCM, Jabber, voice gateways, and PSTN connectivity, along with routing, switching, firewall policy

Qualifications

• 8+ years of professional experience in networking, UC, and collaboration tech.
• Active Secret Clearance required.
• CCIE Collaboration or CCNP Collaboration certification.
• Hands-on with Cisco Call Manager, Jabber, and UC infrastructure.

Responsibilities

• Serve as primary technical advisor to government stakeholders on UC and network modernization.
• Engineer, maintain, and optimize Cisco collaboration environments (CUCM, Jabber, voice gateways).
• Evaluate and implement network infrastructure solutions across routing, switching, firewall policy management, lifecycle refresh.
• Troubleshoot complex Layer 1–3 networking issues to ensure reliability and performance.
• Support network architecture, gateway protocols, spanning tree configurations, and strategic planning.

Skills

UC networking

Voice engineering

Networking troubleshooting

DoD context

Education

CCIE Collaboration

CCNP Collaboration

Active Secret Clearance

Tools

Cisco Call Manager (CUCM)

Cisco Jabber

PSTN connectivity

Firewall policies

Routing & Switching

Spanning Tree

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.

This onsite role sits 4 days per week at Scott Air Force Base and targets an experienced networking professional with deep expertise in enterprise unified communications and Cisco collaboration technologies. The role emphasizes hands-on engineering of Cisco CUCM, Jabber, voice gateways, and PSTN connectivity, along with routing, switching, firewall policy