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Voip engineer - sbc

United States, Scott Air Force Base 100000.00 - 115000.00 USD / Year · Job Posted February 19, 2026
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Job Description

Piper Companies is seeking a VoIP Engineer – SBC to join a federal program onsite at Scott Air Force Base, Illinois. This position involves advanced Session Border Controller (SBC) engineering, carrier-grade VoIP integration, and policy management using PSX for secure and reliable telephony services. The ideal candidate will bring extensive SBC experience from a carrier or large-scale enterprise environment and hold an active Secret Clearance.

Job Responsibility

  • Act as an onsite engineering resource, delivering expert support for SBC and VoIP systems
  • Configure, implement, and maintain SBC platforms and PSX policy servers to enable SIP trunking, routing, and security
  • Perform carrier-level SBC integration tasks, including SIP normalization, header manipulation, and policy enforcement
  • Troubleshoot complex SIP-layer issues using packet captures, call flow analysis, and diagnostic tools
  • Assist with TDM-to-SIP migration projects, conduct lab testing for new SBC software/firmware, and validate interoperability
  • Collaborate with voice and network teams to ensure system reliability and compliance with federal standards

Requirements

  • 5+ years of experience in VoIP engineering and SBC deployment, preferably in carrier or enterprise environments
  • Strong understanding of SIP protocol, including interpreting SIP messaging and resolving call flow issues
  • Hands-on experience with SBC platforms and PSX policy server configuration
  • Familiarity with SIP trunking, routing policies, and carrier-grade interconnect requirements
  • Proficiency with packet capture tools (e.g., Wireshark) for SIP-layer troubleshooting
  • Must be U.S. work eligible and maintain an Active Secret Clearance
  • Knowledge of Cisco CUBE SBC, CUCM provisioning, and PSX systems

What we offer

  • Medical
  • Dental
  • Vision
  • 401K
  • PTO
  • Sick Leave
  • Holidays

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