Full-timeTech & engineering· Posted 8 Sept

Information Technology - Principal Technologist (Application Security Architect)

Singapore AirlinesFrom company site

Salary

Not stated by the company

When

Full-time hours

Where

Singapore

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Start: Not stated
Work mode: Hybrid
Experience: Experienced

About the role

This role sits within the information technology function and centres on application security architecture. You will head an internal security consulting team, shaping security solutions that support business goals while keeping strong security postures, and you will report to the CISO. It suits an experienced software engineer who has moved into security architecture and enjoys leading people and cross-team initiatives.

What you'll do

Lead a team of security architecture consultants
Run threat-driven architecture security reviews and threat modelling
Review identity flows such as Oauth2 and JWT, plus AI deployments including MCP, RAG, agent harness and context engineering

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Improve existing AI-enabled threat modelling and pilot new AI initiatives for cybersecurity capabilities

Drive strategic security architecture decisions across business units and technology domains

Build security-by-design into development workflows

Enhance CI/CD security tooling and automation, and drive adoption and metrics reporting

Reignite the Security Champions initiative to strengthen the shift-left approach

Design identity governance solutions for hybrid and multi-cloud environments

Develop identity integration strategies for AI systems and automated decisioning

Engage platform and DevOps engineering teams to build secure infrastructure and technology foundations

Build a positive flywheel effect among stakeholders to enable security adoption and cultural transformation

Design and integrate security frameworks for Gen AI deployment, monitoring and governance within the AI risk framework

Maintain security blueprints for (Gen) AI deployments, including MCP and AI guardrails

Lead the agentic AI security initiative, focusing on authentication and authorization of AI agents

Good to know

Reports to the CISO
Based in Singapore

Requirements

Bachelor's degree in computer science, engineering or a related field
More than 5 years as a software engineer or developer, with a strong software engineering background
At least 3 years of team or lateral leadership experience in technology architecture or security consulting
Experience in application security architecture and threat modelling
Track record leading complex, multi-stakeholder security initiatives
Experience with AI/ML security challenges and solutions, including LLMs, MCP and agentic AI

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Singapore Airlines

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Information Technology - Principal Technologist (Application Security Architect)

About the role

What you'll do

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Requirements

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