Senior Network Security Engineer (Telecom, Flexible Hours)

MTN Group; Durban; On-site; ZAR 450,000 - 650,000; Full time

Benefits offered by this job

Medical and dental coverage

Retirement savings plan

Bonuses and incentives

Paid leave

Certification support

Wellness initiatives

Job summary

MTN Group, Durban, seeks a Network Security Engineer to safeguard its core telecom infrastructure. You design, implement, and manage security controls across network elements, ensuring compliance and incident readiness.

The role requires 5+ years in network security, a relevant bachelor’s degree, and hands-on experience with firewalls, VPNs, and SIEM tools. Join MTN’s security team to safeguard critical networks, collaborate across teams, and stay ahead of evolving threats with ongoing

Qualifications

• Bachelor’s degree is required in CS, Info Sec or related field.
• 5+ years of professional network security experience.
• Experience in designing and securing telecom network environments.

Responsibilities

• Design, implement, and manage security controls for core network elements.
• Conduct vulnerability assessments and risk analysis.
• Monitor security incidents with SIEM and lead investigations.
• Develop security policies and ensure regulatory compliance.
• Collaborate with engineers to embed security in deployments.

Skills

Network protocols TCP/IP MPLS BGP OSPF

Firewalls Palo Alto Fortinet

IDS/IPS

VPN technologies

Security monitoring Splunk QRadar ArcS

Security frameworks ISO27001 NIST ITU

Incident response

Communication skills

Certifications CISSP CCNP Security GIC

Education

Bachelor’s degree in Computer Science/Information Security

Tools

Palo Alto

Fortinet

Job description

MTN Group, Durban, seeks a Network Security Engineer to safeguard its core telecom infrastructure. You design, implement, and manage security controls across network elements, ensuring compliance and incident readiness.

The role requires 5+ years in network security, a relevant bachelor’s degree, and hands-on experience with firewalls, VPNs, and SIEM tools. Join MTN’s security team to safeguard critical networks, collaborate across teams, and stay ahead of evolving threats with ongoing