Location
johannesburg
Job Type
Full-time
Posted
June 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...