Technical Support Lead - Voice & Unified Communications

Recruiter:

Elite Search

Job Ref:

JHB001130/DS

Date posted:

Wednesday, August 20, 2025

Location:

Johannesburg, South Africa

Salary:

50 000 Monthly

SUMMARY:

Technical Support Lead â 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 thatâs 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 â all from the comfort of your home.

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POSITION INFO:

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 â 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:Â

Collaborative, global team culture with engaging peer support across time zones.
Remote-first environment with Johannesburg roots â 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 canât?
Apply now and bring your deep technical voice expertise to a role where your insights truly matter.

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