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Senior Network and Security Engineer

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Gauteng Senior Network and Security Engineer Posted 17 Jul 2026 Closes in 22 days

Overview

The Senior Network and Security Engineer will be responsible for managing and maintaining the network and security infrastructure within a security-critical enterprise environment. The role demands expertise in network operations, firewall management, Azure connectivity, and incident response, along with strong hands-on experience with FortiGate and Extreme Networks technologies.

Requirements

  • Strong hands-on FortiGate experience
  • Proven Extreme Networks switching knowledge
  • Practical Azure networking exposure
  • Ability to keep a regulated financial services environment stable and secure

Responsibilities

  • Design, implement, support, and maintain LAN, WAN, WLAN, and datacentre network infrastructure
  • Support enterprise switching with a strong focus on Extreme Networks platforms
  • Configure and maintain VLANs, trunks, STP, redundancy, and link aggregation
  • Handle advanced routing and switching (OSPF, BGP, static routing)
  • Troubleshoot performance and connectivity issues
  • Act as an escalation point for complex network incidents
  • Configure and maintain FortiGate firewalls
  • Own firewall policy and rule management
  • Monitor firewall health and security events

How to apply

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