Network Server Engineer jobs in Johannesburg, Gauteng 2191

Main responsibility.

• 
  Network Security Design & Implementation:

 Design, implement, and maintain network security architectures, ensuring the protection of bank's systems, data, and assets against unauthorized access, cyber threats, and attacks.

• Firewall & Intrusion Detection:

 Configure and manage firewalls, VPNs, and other security appliances (IDS/IPS) to detect and prevent potential security breaches.

• Threat Monitoring & Incident Response:

 Continuously monitor network traffic for suspicious activity, security breaches, and vulnerabilities. Lead incident response efforts to mitigate risks and minimize damage in case of a breach.

• Security Audits & Risk Assessments:

 Conduct regular security audits, vulnerability assessments, and penetration testing to identify weaknesses in the network and ensure compliance with internal and regulatory standards.

• Security Tools & Automation:

 Utilize security tools (SIEM, firewall management systems, vulnerability scanners, etc.) and automation techniques to enhance security posture and streamline incident response processes.

Job Requirements Academic Knowledge:

Bachelor's degree in Computer Science, Information Security, or related field. Relevant certifications (e.g., CISSP, CISM, CCNP Security) are preferred.

Work Experience:

Minimum of 3-5 years of experience in network security or IT security, ideally in a banking or financial services environment.

Skills / Specialized Know How:

• 
  Strong understanding of network protocols, including TCP/IP, DNS, DHCP, and HTTP.
• Hands-on experience with firewalls (Palo Alto, Cisco ASA, Fortinet, etc.), VPN technologies, and IDS/IPS.
• Experience with network security tools such as SIEM, vulnerability scanners (Nessus, Qualys), and penetration testing tools.
• Familiarity with cloud security architectures and hybrid environments (AWS, Azure).
• Knowledge of industry standards and best practices (NIST, ISO 27001, PCI DSS).