Network Support Engineer

HCLTech
📍 johannesburg, gauteng, South-Africa 💼 Full-time 🕒 Posted July 05, 2026

Job Description

Experience: 7–12 Years

Shift: Business Hours with On‑call Support

Role Summary

The Network Support Engineer – L3 will act as the technical Subject Matter Expert (SME) for premium network environment. This role is responsible for handling complex network incidents, problem management, firewall governance, and driving continuous improvement initiatives across a mission‑critical enterprise network.

Key Responsibilities

  • Lead resolution of L3 network incidents and perform detailed Root Cause Analysis (RCA)
  • Design, review, and implement complex network and firewall changes
  • Act as SME for:
  • Cisco LAN/WAN, Wireless, and SD‑WAN technologies
  • Cisco and Fortinet (FortiGate) firewall platforms
  • Perform advanced firewall troubleshooting including:
  • Policy optimization
  • NAT, VPN, and traffic flow analysis
  • Utilize SolarWinds and Cisco DNA Center for proact...

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Job Details

  • Location johannesburg, gauteng
  • Job Type Full-time
  • Category Technical Support & Administration
  • Posted Date July 05, 2026
  • Application Deadline August 14, 2026