OM Bank - Enterprise Architect: Cyber Security

Old Mutual; Johannesburg; On-site; ZAR 1 000 000 - 1 200 000; Full time

Job summary

A leading financial services company in Johannesburg seeks a Security Architecture Lead. This role involves ensuring secure-by-design principles for banking platforms and guiding cloud adoption strategies. Candidates should have 7+ years in enterprise architecture and possess certifications in cybersecurity. Strong communication skills and experience with financial regulations are essential. Apply by 24 November 2025.

Qualifications

• 7+ years in enterprise architecture and cybersecurity.
• Deep understanding of cloud and security tools and platforms.
• 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 digital, cloud, and core banking platforms.
• Ensure architectures are secure-by-design.
• Guide secure cloud adoption strategies with emphasis on data sovereignty and compliance.
• Conduct threat modelling, risk assessments, and define mitigation strategies.

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

Education

Bachelor's degree in Cybersecurity or related field

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!