Senior network operations engineer

A leading provider of enterprise network and infrastructure services in South Africa is currently seeking a Senior Network Operations Engineer to join their Network Operations team in Johannesburg (JHB). This is a hands‑on senior role, responsible for the design, deployment, maintenance and continuous optimisation of core network infrastructure — ensuring uptime, performance, security, compliance and evolution of their carrier‑grade services. Responsibilities

Provide advanced technical support and expert‑level troubleshooting for complex networking infrastructure — including routers, switches, firewalls, APN services, wireless access points — to ensure minimal downtime and optimal performance.

Lead diagnosis and resolution of critical network & voice connectivity issues, performance degradation, and security vulnerabilities in alignment with SLAs and client expectations.

Use monitoring and analysis tools to proactively identify bottlenecks, anomalies, and oppo...

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