Senior Network Reliability Engineer

Sabenza IT & Recruitment; Krugersdorp; On-site; ZAR 700,000 - 1,050,000; Full time

Job summary

Sabenza IT & Recruitment is seeking a Senior Network Specialist to keep a large dairy and food business’ network stable, secure, and highly available across multiple sites. You’ll own day-to-day operations from core to edge, managing routers, switches, wireless, VPNs, firewalls, and DMZs.

You will collaborate with ISPs and MSPs, document configurations and diagrams, and drive improvements while ensuring SLAs are met and issues are resolved before outages occur.

Qualifications

• Matric and a relevant IT degree or diploma.
• CCNA and CCNP certifications.
• ITIL Foundation.
• Solid hands-on experience with enterprise LAN/WAN/wireless, firewalls, VPNs and DMZs.
• Experience working with ISPs and managed service providers.
• Strong documentation habits and ability to communicate with both technical and non-technical staff.

Responsibilities

• Run operational administration of routers, switches, wireless, internet, WAN and LAN infrastructure.
• Manage firewall, VPN, DMZ, APN, proxy and fixed connectivity (fibre and Ethernet).
• Maintain network performance and availability inside SLA; coordinate with outsourced NOC.
• Collaborate with ISPs and MSPs on incidents, maintenance, and upgrades.
• Handle user calls and incidents daily.
• Maintain accurate network diagrams, maps, SOPs, and configurations.
• Drive or support small network projects and continuous improvement.

Skills

LAN/WAN/Wireless

Firewalls

VPNs

DMZs

Documentation

Incident management

Education

National Diploma or Bachelor's degree in IT

CCNA

CCNP

ITIL Foundation

CompTIA Network+

Fortinet Certification

Palo Alto Certification

Tools

Job description

Sabenza IT & Recruitment is seeking a Senior Network Specialist to keep a large dairy and food business’ network stable, secure, and highly available across multiple sites. You’ll own day-to-day operations from core to edge, managing routers, switches, wireless, VPNs, firewalls, and DMZs.

You will collaborate with ISPs and MSPs, document configurations and diagrams, and drive improvements while ensuring SLAs are met and issues are resolved before outages occur.