Senior Network Security Architect & Operations Leader

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

Job summary

Placements24 is recruiting a Senior Network Security Architect & Operations Manager to design, implement, and oversee the organization’s security infrastructure in Gauteng. You will lead a team of security professionals, drive incident response, and ensure protection of critical data and systems.

You will apply deep expertise in firewalls, SIEM, WAF, and threat intelligence to maintain robust security posture and regulatory compliance across the enterprise.

Qualifications

• 10+ years in network security with at least 5 years in a management or senior architect role.
• Extensive knowledge of network protocols and security technologies.
• Strong understanding of security frameworks (NIST, ISO 27001) and compliance requirements.
• Proven experience designing and implementing enterprise security solutions.

Responsibilities

• Design, implement, and maintain a robust network security architecture including firewalls, IDS/IPS, VPNs, and access control systems.
• Develop and enforce network security policies, procedures, and standards.
• Oversee day-to-day operations of the network security team including incident response, monitoring, and vulnerability management.
• Lead security audits, penetration testing, and remediation activities.
• Manage vendor relationships for security products and services and ensure regulatory compliance.

Skills

Security leadership

Network security design

Incident response

Threat intelligence

Education

Bachelor's degree in Computer Science/IT/Cybersecurity

Advanced degree or certifications desirable

Tools

SIEM

WAF

IDS/IPS

Next-Gen Firewalls

Job description

Placements24 is recruiting a Senior Network Security Architect & Operations Manager to design, implement, and oversee the organization’s security infrastructure in Gauteng. You will lead a team of security professionals, drive incident response, and ensure protection of critical data and systems.

You will apply deep expertise in firewalls, SIEM, WAF, and threat intelligence to maintain robust security posture and regulatory compliance across the enterprise.