Pretoria: Network Security Engineer ( 24 months contract)

JOB DESCRIPTION Design, implement, and maintain robust network security infrastructure to protect Customers digital environment. Manage and optimize security platforms including firewalls, intrusion prevention systems (IPS), DDoS mitigation tools, VPNs, secure email gateways, and Cisco Identity Services Engine (ISE). Monitor network traffic to detect anomalies, investigate potential threats, and respond promptly to security incidents. Conduct forensic analysis and support incident response to ensure timely containment and resolution of security events. Ensure compliance with cybersecurity policies, ISO/IEC 27002 standards, and relevant regulatory requirements. Oversee the lifecycle management of digital certificates and the secure provisioning of third-party network connections. Manage and resolve network security requests and incidents through the Remedy system within agreed service levels. Maintain accurate technical documentation, configurations, and incident logs to support audits and risk reporting. Collaborate with internal teams to identify vulnerabilities, recommend security enhancements, and strengthen overall network defense. JOB REQUIREMENTS Qualifications and Experience: Bachelors degree in information security, Computer Science, and/or Matric with 6 – 8 years Network Security experience. CCNP Security, CISSP, or equivalent industry-recognized security certifications CCNP Security, CISSP, or equivalent industry-recognized security certifications Minimum of 7 years experience in network security engineering or a related discipline. Proven experience managing and maintaining enterprise-grade security infrastructure. Demonstrated expertise in incident response, threat mitigation, and vulnerability remediation. Experience working within regulated environments and adhering to cybersecurity standards such as ISO/IEC 27002. Key Competencies: Technical Expertise: In-depth knowledge of network protocols, Cisco firewall configurations, and perimeter defense technologies. Security Tools Proficiency: Hands-on experience with Web Application Firewalls (WAF), Next-Generation Firewalls (NGFW), Intrusion Prevention Systems (IPS), DDoS protection tools, SIEM platforms, and Cisco Identity Services Engine (ISE). Vulnerability Management: Strong understanding of OWASP Top 10 vulnerabilities and the ability to assess, remediate, and mitigate risks across cloud and on-premise environments. Incident Response: Skilled in detecting, analysing, and responding to network security incidents and conducting forensic investigations. Analytical and Problem-Solving Ability: Exceptional troubleshooting and diagnostic skills to identify and resolve complex network security issues. Regulatory and Compliance Awareness: Familiarity with cybersecurity frameworks and standards, particularly ISO/IEC 27002 and related regulatory obligations. Documentation and Reporting: Ability to maintain accurate technical records, incident logs, and contribute to audit and risk reporting. Collaboration and Communication: Strong interpersonal skills to work effectively across technical teams and convey security issues to non-technical stakeholders. This position is open to persons with disabilities.