Enterprise Voice Engineer/UC Engineer/Collaboration Engineer

Piper Companies is seeking a skilled engineer with experience in IP voice systems, network infrastructure, and enterprise communications to support a government-focused technology and communications environment at Scott Air Force Base, IL.

About the role

This position is ideal for an engineer who can help maintain secure, reliable, and highly available voice services in a mission-critical setting.

Responsibilities

• Perform engineering and sustainment activities for a large-scale IP voice and video communications infrastructure.
• Manage, configure, and troubleshoot voice, video, and data network systems to ensure high availability and performance.
• Execute system maintenance, capacity planning, and configuration change management activities.
• Configure and manage call routing components including calling search spaces, route plans, route partitions, route lists, and device profiles.
• Configure and support Cisco or Juniper routing and switching devices.
• Support distributed firewall infrastructure and ensure secure voice communications.
• Develop and maintain technical documentation, diagrams, and operational procedures.
• Analyze SIP signaling, call flows, and resolve complex communication issues.
• Troubleshoot site registration, signaling, and media-related issues across distributed environments.
• Validate and implement configuration changes in accordance with enterprise standards.
• Perform fault analysis for voice subscribers, call handlers, routing rules, and network configurations.
• Contribute to technical policies, work instructions, and reporting for enterprise voice services.

Requirements

• Active TS/SCI clearance required.
• Must possess DoD 8570 IAT Level II certification (e.g., Security+ CE or equivalent).
• Hands-on experience with enterprise voice platforms such as Cisco Unified Communications Manager (CUCM), Cisco Unity, Cisco Unified Border Element (CUBE), Oracle SBC, or Avaya Aura.
• Strong expertise in SIP signaling, call flows, and IP telephony systems.
• Experience troubleshooting complex routing, switching, security, and voice infrastructure issues.
• Strong understanding of WAN principles and enterprise networking concepts.
• Ability to document systems, create diagrams, and support structured operational processes.

Pay

Salary range: $140,000 - $210,000

Benefits

• Comprehensive benefits package including medical, dental, vision, and 401(k).
• Opportunity to support a mission-critical government program.
• Professional growth within a highly technical and secure environment.