Group Head of Security Architect

Morgan McKinley; Singapore; On-site; SGD 150,000 - 200,000; Full time

Job summary

A leading recruitment agency is seeking an experienced Head of Security Architecture to design and evolve enterprise security strategies across diverse technological environments. This critical role involves leading security architecture initiatives, partnering with various teams to implement secure-by-design principles, and managing cyber risks effectively. Candidates should have 15+ years in cybersecurity, deep knowledge of security frameworks, and excellent communication skills. Relevant certifications are desirable for this senior position.

Qualifications

• Proven ability to design and govern security architecture in complex, regulated environments.
• Deep understanding of core security controls including authentication and authorization.
• Strong understanding of emerging technologies like AI and blockchain, including associated risks.

Responsibilities

• Lead the design of enterprise-wide security architecture across multiple environments.
• Embed security principles into digital transformation initiatives.
• Oversee threat modeling, security design reviews, and risk assessments.

Skills

Cybersecurity

Security Architecture

Cloud Security

Stakeholder Management

Emerging Technologies

Education

Bachelor's or Master's degree in Computer Science, Engineering, or Information Security

Tools

TOGAF

NIST

CIS

ISO 27001

NIST

CIS

ISO 27001

Job description

We are seeking an experienced Head of Security Architecture to lead the design and evolution of enterprise-wide security architecture across on-premise, cloud, application, data, and emerging technology environments. This role plays a critical part in shaping security strategy, embedding secure-by-design principles, and enabling business transformation while effectively managing cyber risk.

You will provide architectural leadership, partner closely with enterprise architecture, engineering, and risk teams, and act as a trusted security advisor to senior technology and business stakeholders.

Key Responsibilities

• Define and own the enterprise security architecture strategy, standards, and roadmap, aligned with business and technology objectives.
• Lead security architecture design and reviews across cloud platforms, applications, infrastructure, data, and identity.
• Establish and govern security architecture principles, reference architectures, and patterns in alignment with enterprise architecture frameworks.
• Embed security into digital transformation initiatives, including cloud adoption, DevSecOps, containerised platforms, and API-driven architectures.
• Oversee threat modelling, security design reviews, and risk assessments for new and existing platforms.
• Partner with enterprise architects, engineering teams, and risk functions to ensure defence-in-depth and Zero Trust adoption.
• Provide architectural guidance on emerging technologies such as AI, machine learning, and blockchain, including identification and management of associated security risks.
• Mentor and develop a team of security architects and senior security professionals.
• Serve as a senior security advisor to executives and technology leadership.

Requirements

• Bachelor’s or Master’s degree in Computer Science, Engineering, Information Security, or a related discipline.
• 15+ years of experience in cybersecurity, with significant depth in security architecture and enterprise-scale design.
• Deep understanding of enterprise architecture and security frameworks, including TOGAF, NIST, CIS, ISO 27001, and related standards.
• Solid know-how of core security controls and domains, including:
• Authentication and authorisation
• Cryptography and key management
• Cloud security (AWS, Azure, GCP)
• DevSecOps and CI/CD security
• Container and Kubernetes security
• Strong understanding of emerging technologies such as AI and blockchain, and the associated security, ethical, and regulatory risks.
• Proven ability to design and govern security architecture in complex, regulated enterprise environments.
• Excellent stakeholder management and communication skills, with the ability to influence at senior and executive levels.
• Relevant certifications such as CISSP, CCSP, SABSA, TOGAF, or equivalent are highly desirable.

Interested candidates

are invited to apply for a confidential discussion.

Please note that only shortlisted candidates will be notified.

EA Licence No: 11C5502 | EAP Registration No: R1106192