Senior Network Engineer — Hybrid, Growth & Security

Placements24; Centurion; On-site; ZAR 900,000 - 1,200,000; Full time

Job summary

Placements24 is seeking a Senior Network Engineer for a leading telecommunications provider based in Centurion, Gauteng. The role focuses on designing, implementing, and managing complex network infrastructures to ensure reliability, performance, and security across South Africa.

You will lead initiatives, mentor junior engineers, and collaborate with cross-functional teams to deploy scalable solutions and integrate new technologies.

Qualifications

• 7+ years hands-on network engineering in telecom.
• Bachelor's degree in CS/IT/EE or related field.
• Expertise in BGP and OSPF routing.
• Experience with firewalls (Cisco ASA, Fortinet).
• Proficiency with SolarWinds and Nagios.
• VPN technologies and network access control.
• CCNA/CCNP/JNCIE certifications are advantageous.
• Centurion Gauteng experience is a plus.

Responsibilities

• Design, configure, and deploy scalable network solutions (routers, switches, firewalls, load balancers).
• Monitor performance and resolve bottlenecks to ensure uptime and user experience.
• Develop and implement network security strategies to protect against threats.
• Collaborate with cross-functional teams to integrate new technologies into the network.
• Perform network audits, capacity planning, and troubleshoot complex issues.
• Document configurations, procedures, and troubleshooting guides.
• Provide technical leadership and mentorship to junior engineers.
• Manage vendor relationships for network hardware/software.
• Stay updated on networking advancements and best practices.

Skills

BGP

OSPF

VLANs

STP

Firewall security

Education

Bachelor's degree in CS/IT/EE

Tools

Cisco ASA

Fortinet

SolarWinds

Nagios

Job description

Placements24 is seeking a Senior Network Engineer for a leading telecommunications provider based in Centurion, Gauteng. The role focuses on designing, implementing, and managing complex network infrastructures to ensure reliability, performance, and security across South Africa.

You will lead initiatives, mentor junior engineers, and collaborate with cross-functional teams to deploy scalable solutions and integrate new technologies.