Principal Security Architect

Placements24; Gauteng; Hybrid; ZAR 1,200,000 - 2,400,000; Full time

Job summary

Placements24 is seeking a highly experienced Principal Security Architect for a leading financial services institution in Pretoria, Gauteng. This hybrid role combines on-site collaboration at the Pretoria headquarters with remote work flexibility to shape long-term security architecture aligned with business goals.

You will design secure solutions across network, cloud, application, and data protection domains, mentor security engineers, and drive security standards and governance across the

Qualifications

• Extensive experience in designing and evolving enterprise security architectures.
• Deep expertise across network security, cloud security, application security and data protection.

Responsibilities

• Define and maintain the enterprise security architecture strategy and roadmap.
• Design secure solutions for systems, applications and infrastructure.
• Evaluate and recommend security technologies and tools to meet organizational needs.
• Develop security standards, patterns, and guidelines for adoption across the organization.
• Conduct security architecture reviews and provide improvement recommendations.
• Collaborate with engineering, operations, and business teams to integrate security requirements into projects.
• Lead threat modelling and security risk assessments for complex systems.
• Monitor industry best practices and evolving regulatory landscapes.
• Mentor security engineers and architects to foster technical excellence.
• Develop and maintain security architecture documentation including diagrams and specifications.

Job description

About the Role

Our client, a leading financial services institution in Pretoria, Gauteng , is looking for a highly experienced Principal Security Architect to design and evolve their security infrastructure. This senior role involves defining the long‑term vision for security architecture, ensuring it aligns with business objectives and addresses emerging threats. The ideal candidate will possess deep technical expertise in cybersecurity domains, including network security, cloud security, application security, and data protection. You will collaborate with various technology teams to embed security principles into the design and implementation of new systems and services. This hybrid role offers the flexibility to balance remote work with essential on‑site collaboration at our Pretoria headquarters, providing a stimulating environment for innovation and strategic planning.

Key Responsibilities

• Define and maintain the enterprise security architecture strategy and roadmap.
• Design secure solutions for new and existing systems, applications, and infrastructure.
• Evaluate and recommend security technologies and tools to meet organizational needs.
• Develop security standards, patterns, and guidelines for adoption across the organization.
• Conduct security architecture reviews and provide recommendations for improvement.
• Collaborate with engineering, operations, and business teams to integrate security requirements into projects.
• Lead threat modeling exercises and security risk assessments for complex systems.
• Stay abreast of industry best practices, emerging threats, and evolving regulatory landscapes.
• Mentor security engineers and architects, fostering a culture of technical excellence.
• Develop and maintain security architecture documentation, including diagrams and specifications.