Lead Systems Engineer (Application Security Architect)
Singapore Airlines Ltd · Posted Nov 10, 2026
- Full-time · Senior
- 5+ years
Lead Systems Engineer (Application Security Architect)
Responsibilities
- Lead security architecture reviews and threat modelling for assigned applications, platforms and technology initiatives
- Assess authentication and authorization flows, including OAuth 2.0, OpenID Connect and JWT-based implementations
- Review AI deployment architectures, including retrieval-augmented generation (RAG), Model Context Protocol (MCP) integrations and agent workflows
- Help improve existing AI-enabled threat modelling capabilities and contribute to pilots that support cybersecurity delivery
- Provide technical guidance and mentoring to security consultants and engineering teams
Requirements
- Bachelor’s degree in computer science, engineering or a related field
- Nice to have: Security Champions programme
- Nice to have: reusable security patterns
- Nice to have: security automation
- Nice to have: identity governance