Principal Security Architect

3 days ago


Singapur, Singapore PEOPLESEARCH PTE. LTD. Full time

Principal Security Architect (AI) We’re looking for a principal security architect to shape secure‑by‑design AI platforms across the full AI/ML lifecycle. This role sits at the intersection of AI security, governance, and operations, enabling scalable AI adoption while managing risk, compliance, and resilience.

Key Responsibilities

Define security architecture for AI/ML platforms across data, model, deployment, and access layers Apply AI/ML security controls to mitigate risks such as model misuse, data leakage, bias, adversarial attacks, and LLM prompt exploitation Perform threat modelling for AI systems, translating risks into enforceable technical controls Embed security across the end‑to‑end AI lifecycle, from development and training to deployment, monitoring, and retirement Integrate privacy, compliance, and governance requirements into AI platform design Drive Responsible AI and Explainable AI practices to ensure transparency, trust, and regulatory alignment Review AI architectures, third‑party models, and platform integrations from a security perspective Partner with engineering, security, and governance teams to operationalise AI security standards Requirements Bachelor’s or Master’s degree in Cybersecurity, Engineering, AI/ML, or related field 8+ years of experience in cybersecurity, data governance, or secure systems architecture, with at least 3 years focused on AI or cloud‑based ML systems Strong background in cybersecurity or secure systems architecture, with hands‑on exposure to AI/ML platforms Proven experience securing AI workloads in cloud environments Practical expertise in AI threat modelling and risk assessment Working knowledge of DevSecOps, MLOps/LLMOps, and operational security controls Solid understanding of data protection, privacy controls, and modern security frameworks Ability to influence architecture and security decisions across cross‑functional teams 2 Positions Available Location: North East, Singapore Kindly indicate your current/last salary details and your notice period. Interested candidates kindly forward your CV to (Michelle Dai Yiying, Reg No: R ). Feel free to forward this great opportunity to someone who would be a great fit for this role. All information will be kept strictly confidential. We regret to inform that only successful applicants will be contacted. PeopleSearch Pte Ltd EA License No: 16S8057 #J-18808-Ljbffr



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