Senior network operations engineer (voip & security)

Tenac IT is seeking an experienced Senior Network & Vo IP Operations Engineer to join our Gqeberha-based engineering team.

This is a senior technical role suited to an engineer with strong experience across network operations, Vo IP infrastructure, troubleshooting, security, and escalated incident management within a fast-paced service provider or managed services environment.

You will play a key role in maintaining, supporting, and evolving critical network and voice infrastructure across multiple client and internal environments. The role offers exposure to complex routing, Vo IP systems, VPN technologies, enterprise client infrastructure, automation initiatives, and large-scale technical project work .

This position is ideal for someone who enjoys deep technical troubleshooting, takes ownership of operational outcomes, and wants meaningful involvement in both day-to-day engineering and long-term infrastructure improvement.