Where

Technical Support Lead - Voice & Unified Communica

Executive Placements
Johannesburg Full-day Full-time

Description:

Responsibilities:

  • Own escalations and advanced L2/L3 support for SIP, SBCs, and Teams Direct Routing.
  • Dive deep into SIP traces, logs, and packet captures to resolve critical voice issues.
  • Configure and troubleshoot SBCs (AudioCodes, Ribbon, etc.) and Class 4 switching environments.
  • Collaborate with delivery engineers to support deployments, transitions, and optimizations.
  • Act as a trusted advisor to clients both in reactive troubleshooting and proactive consultations.
  • Champion technical excellence by mentoring the support team and refining diagnostics processes.

    Requirements:

    • 7+ years in VoIP, SIP, SBCs, and carrier-grade telecom environments.
    • Advanced understanding of SIP, RTP, NAT traversal, and media path diagnostics.
    • Strong hands-on experience with SBCs (AudioCodes, Ribbon, Oracle, etc.) and Microsoft Teams Direct Routing.
    • Exposure to Azure networking, virtualized voice infrastructure, and hybrid UC environments.
    • Strong command of tools like Wireshark, SIP logs, syslog, CLI.
    • Excellent English communication and documentation skills.

      Added advantage:

      • SSCA, AudioCodes/Ribbon, Microsoft (AZ-700, MS-721) certifications.
      • Experience with Kamailio, PCI-DSS compliant IVR integrations, or contact center platforms (e.g. Genesys, Five9).
      • Familiarity with PBX systems (Asterisk/FreePBX) and voice observability tools.

        On offer:

        • Collaborative, global team culture with engaging peer support across time zones.
        • Remote-first environment with Johannesburg roots flexibility with structure.
        • Ongoing training and development with highly talented leadership that loves to share knowledge.
        • A chance to work on cutting-edge telecom platforms that impact global users. Ready to lead from the front and troubleshoot what others cant?
          Apply now and bring your deep technical voice expertise to a role where your insights truly matter.
22 Jul 2025;   from: gumtree.co.za

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