Zachary Piper Solutions is seeking a Unified Communications Specialist to support a contract focused on delivering secure, reliable, and uninterrupted DISA Voice Services. This position is located onsite at Scott Air Force Base, IL, supporting a large-scale, mission-critical communications infrastructure environment.
Responsibilities for the Unified Communications Specialist include:
Perform engineering, sustainment, and maintenance activities for a large-scale, highly resilient IP voice and video communications infrastructure
Manage, configure, troubleshoot, and support services across voice, video, and data networks
Configure and maintain calling search spaces, route plans, partitions, route lists, and device profiles
Analyze and resolve complex issues involving SIP signaling, call flows, and remote site registration
Support routing, switching, firewall infrastructure, and ensure network security compliance
Conduct fault analysis and support voice infrastructure issue isolation and resolution
Validate, process, and implement change requests while contributing to technical documentation and operational reporting
Required Qualifications for the Unified Communications Specialistr include:
2 - 4+ years of experience supporting enterprise voice, VoIP, and network infrastructure environments
Experience with enterprise voice platforms such as Cisco, Avaya, or Oracle (CUCM, Unity, CUBE, Oracle SBC, Avaya Aura)
Strong knowledge of SIP signaling, call flows, and VoIP technologies
Experience with routing, switching, WAN principles, and network architecture
Strong troubleshooting skills across voice, network, and security systems
Active TS/SCI Security Clearance
DoD 8570 IAT Level II certification (Security+ CE or equivalent)
Compensation for the Unified Communications Specialist includes:
Salary range depending on experience
Full Benefits Package: Medical, Dental, Vision, 401K, PTO, Sick Leave (as applicable), and Holidays
This job opens for applications on May 20, 2026. Applications will be accepted for at least 30 days from the posting date.