Technical Support Lead - Voice & Unified Communications

Elite Search; Johannesburg; Remote; ZAR 600,000 - 800,000; Full time

Job summary

A leading global telecoms company is seeking a Technical Support Lead for remote work. You will manage complex VoIP and SIP issues, mentor a global support team, and work with cutting-edge telecom platforms. Ideal candidates will have over 7 years of experience in telecom environments, with an emphasis on SBCs and Microsoft Teams. Enjoy a collaborative culture with opportunities for ongoing development.

Benefits

Engaging peer support

Ongoing training and development

Flexible work schedule

Qualifications

• 7+ years in VoIP, SIP, SBCs, and carrier-grade telecom environments.
• Advanced understanding of SIP, RTP, NAT traversal, and media path diagnostics.
• Strong command of tools like Wireshark, SIP logs, syslog, CLI.

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.
• Champion technical excellence by mentoring the support team.

Skills

VoIP

SIP

SBCs

Microsoft Teams Direct Routing

Wireshark

Excellent English communication

Tools

AudioCodes

Ribbon

Oracle

Job description

Overview

Technical Support Lead – Voice & Unified Communications

Location: Johannesburg based (Work from home)

Industry: Global Telecoms Solutions & Services

Work Type: Full Remote | Must have a reliable WFH setup

Join a leading global telecoms company that’s redefining the digital communications space. As a Technical Support Lead, you’ll be the go-to expert for complex VoIP, SIP, and Unified Communications challenges. Work closely with global delivery and engineering teams, enjoy world-class mentorship, and collaborate across borders – all from the comfort of your home.

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 can’t?

Apply now and bring your deep technical voice expertise to a role where your insights truly matter.