Lead Consultant / Senior Consultant, Technical Architecture Office

About the role

The Technical Architecture Office (TAO) is the central authority for technical and architecture governance at the Cybersecurity Agency (CSA), shaping the technology decisions behind Singapore's national cybersecurity posture. It seeks a Lead Consultant or Senior Consultant who can turn complex requirements into robust architectures and advise stakeholders on cybersecurity systems.

Key responsibilities

• Act as a trusted advisor to stakeholders within CSA and beyond, co-creating system designs and solution architectures for cybersecurity systems
• Provide thought leadership on integrated solution design and high-effectiveness architecture at a national level
• Analyse national cybersecurity operational requirements, assess current-state architectures and co-create next-generation designs
• Establish and manage a repository of architecture principles, standards and artefacts
• Manage the Architecture Review Board, evaluate solution proposals, handle architecture change requests and ensure clear ownership of architectural decisions

Required profile

• 10 to 15 years of experience in Enterprise Architecture, Network Security, Management Consulting, Threat Risk Assessment and Security Governance
• Proven experience turning complex business and operational requirements into scalable, end-to-end solution architectures
• Experience architecting solutions across hybrid and multi-cloud environments
• Experience working across cross-functional teams and managing architecture governance processes such as architecture review boards, design authorities or technical steering committees
• Familiarity with TOGAF, Zachman or SABSA frameworks, and preferred professional certifications in TOGAF, cloud architecture (AWS/Azure/GCP), integration platforms or Agile Development

Required skills

• Strong written and verbal communication, interpersonal, presentation and consulting skills
• Integration patterns, middleware and API-driven design
• Architecture frameworks such as TOGAF, Zachman or SABSA