[LTA-TRO] AI SYSTEM ARCHITECT — TRANSPORT AI PROGRAMME
On-siteSingapore, Singapore
Job Summary
Define and maintain the end-to-end technical architecture for LTA's AI programme, covering model serving, data platforms, integration layers, AI safety infrastructure, and observability. Establish architectural patterns and standards for generative AI, agentic workflows, RAG systems, computer vision pipelines, and shared AI platforms. Lead technical due diligence and architecture reviews for industry partner solutions, ensuring alignment with LTA's standards for security, privacy, resilience, and operational readiness. Design AI infrastructure to support automated evaluations, risk-posture dashboards, model drift monitoring, and deployment playbooks. Work with data governance, security, and policy teams to ensure architecture supports personal data protection, prompt-injection defence, and responsible AI requirements. Provide technical leadership and mentorship to AI software developers and infrastructure engineers, and act as the primary technical interface with external partners. Contribute to whole-of-government AI platform discussions and ensure LTA's architecture is aligned with national digital infrastructure where relevant.
Required Qualifications
- Knowledge in Computer Science, Computer Engineering or a related field
- at least 3-6 years of relevant professional experience in software or systems architecture
- at least 3 years focused on AI or data-intensive systems
- deep familiarity with modern AI platform components — including LLM serving infrastructure, vector databases, orchestration frameworks, and MLOps tooling
- cloud-native architecture
- API design
- enterprise integration patterns
- experience designing systems in regulated or high-availability environments
- Strong communication skills
- ability to engage credibly with both technical engineers and senior non-technical stakeholders
- comfortable working in cross-functional teams
- collaborating with both technical and non-technical stakeholders to translate operational data needs into robust engineering solutions
- Strong in communication with the ability to explain complex technical concepts clearly to diverse audience
- inclination to work in a collaborative, fast-moving Agile environment
Desired Qualifications
- Prior experience in government, transport, or critical infrastructure domains
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