OM Bank - Enterprise Architect: Cyber Security

Old Mutual; Cape Town; On-site; ZAR 800 000 - 1 200 000; Full time

Job summary

A leading financial services provider in Cape Town seeks a Security Architecture Lead to oversee secure designs across banking platforms. Ideal candidates will have over 7 years in enterprise architecture and cybersecurity, with in-depth knowledge of cloud security, IAM, and regulatory compliance. Strong communication skills and relevant certifications are essential. This role offers competitive benefits and a strategic position in shaping the bank's architecture.

Qualifications

• 7+ years in enterprise architecture and cybersecurity.
• Deep understanding of cloud and security tools and platforms.
• Experience with cloud security, IAM, network segmentation, secure APIs, and DevSecOps.
• Strong stakeholder engagement and communication skills, including board-level reporting.
• Certifications such as CISSP, CISM, SABSA, TOGAF, CCSP, CRISC, or AWS/Azure Security are highly desirable.

Responsibilities

• Lead the Security Architecture function across the bank’s digital, cloud and core banking platforms.
• Ensure architectures are secure-by-design, resilient against evolving cyber threats.
• Design secure architectures for banking platforms including core banking, digital channels, payments, and cloud services.
• Conduct threat modelling, risk assessments, and define mitigation strategies where necessary.

Skills

Action Planning

Adaptive Thinking

Business Requirements Analysis

Data Compilation

Executing Plans

IT Architecture

User Experience (UX) Design

Education

Bachelor’s degree or relevant qualification in Cybersecurity, Computer Science, or related field

Tools

Mitre attack framework

NIST

vulnerability management platforms

Job description

Let’s Write Africa's Story Together!

Old Mutual is a firm believer in the African opportunity and our diverse talent reflects this.

Job Description

At OM Bank, we strive to attract great people who are passionate about coming together for a higher purpose—building something unique and aspirational, always aiming to be the best they can be. We are rooted in our purpose of inspiring and enabling our customers to grow and sustain their prosperity.

To lead the Security Architecture function across the bank’s digital, cloud and core banking platforms. Ensure architectures are secure‑by‑design. NIST and resilient against evolving cyber threats.

KEY RESULT AREAS

Strategic Architecture Leadership

• Ensure alignment of Security Architecture with Enterprise Architecture and business strategy.
• Enforce security‑by‑design principles across
• Align cybersecurity architecture with enterprise architecture, business goals, and digital transformation initiatives.
• Lead security architecture reviews and contribute to investment planning and technology selection.

Security Design & Implementation

• Design secure architectures for banking platforms including core banking, digital channels, payments, and cloud services.
• Ensure the implementation of security‑by‑design principles across infrastructure, applications, and data flows.
• Guide secure cloud adoption strategies (Azure, AWS, GCP) with emphasis on data sovereignty and compliance.

Risk, Governance & Compliance

• Work with Solution Architects to ensure architectural compliance with POPIA, GDPR, GN5, ISO 27001, NIST CSF, and SARB regulations.
• Conduct threat modelling, risk assessments, and define mitigation strategies where necessary.
• Collaborate with risk and compliance teams to manage architectural risks and ensure audit readiness.

Collaboration & Enablement

• Work with delivery teams, embedded architects, and engineers to ensure secure implementation of solutions.
• Provide technical leadership and mentorship across cybersecurity and architecture domains.

ROLE REQUIREMENTS

• 7+ years in enterprise architecture and cybersecurity.
• Deep understanding of cloud and security tools and platforms.
• Experience with cloud security, IAM, network segmentation, secure APIs, and DevSecOps.
• Familiarity with tools like Mitre attack framework, NIST, and vulnerability management platforms.
• Strong stakeholder engagement and communication skills, including board‑level reporting.
• Bachelor’s degree or relevant qualification in Cybersecurity, Computer Science, or related field.
• Certifications such as CISSP, CISM, SABSA, TOGAF, CCSP, CRISC, or AWS/Azure Security are highly desirable.
• Strategic thinker with a strong risk and compliance mindset.
• Proven leadership in cross‑functional teams and enterprise‑wide initiatives.
• Up‑to‑date with South African financial sector threat intelligence and regulatory trends.
• Experience working with SARB, FSCA, or other regulatory bodies is a plus.

Skills

Action Planning, Adaptive Thinking, Business Requirements Analysis, Current State Assessment, Data Compilation, Data Controls, Executing Plans, Gaps Analysis, IT Architecture, IT Implementation, Market Analysis, Policies & Procedures, Product Development, Readiness Assessments, User Experience (UX) Design

Competencies

Business Insight Collaborates Cultivates Innovation Decision Quality Ensures Accountability Manages Complexity Nimble Learning Optimizes Work Processes

Education

Bachelors Degree (B)

Closing Date

24 November 2025 , 23:59

Old Mutual Story

The appointment will be made from the designated group in line with the Employment Equity Plan of Old Mutual South Africa and the specific business unit in question.

The Old Mutual Story!