Senior AI Security Architect

sciente international pte. ltd.; Singapore; On-site; SGD 180,000 - 260,000; Full time

Job summary

sciente international pte. ltd. seeks a Senior AI Security Consultant to lead System Security Architecture and Threat Modeling for autonomous AI systems across multi‑platform environments.

You will drive security design, threat modeling, and risk mitigation while enforcing data governance, privacy controls, and auditability for complex AI workflows. Strong communication is essential to brief senior stakeholders.

Qualifications

• Degree in Computer Science, Computer Engineering, Statistics, Applied Mathematics, Data Science and Analytics.
• 6 years in Cybersecurity with 2–3 years in AI/ML or LLM security experience.
• Hands-on experience securing cloud-native architectures (serverless, APIs, databases).
• Strong expertise in agentic AI systems and API-driven automation security.
• Deep understanding of LLM risks (prompt injection, data leakage, RAG security).
• Experience with threat modeling and secure system design for AI workflows.
• Proficiency in identity, access control, and policy‑based authorization (e.g., ABAC).
• Knowledge of audit logging, traceability, and reproducibility in AI systems.
• Familiarity with data governance and privacy controls for sensitive data environments.
• Good understanding of Industry Standard Security Framework (Model AI Governance Framework).
• Experience with security testing, vulnerability assessment, and adversarial analysis.
• Possess excellent written, verbal and presentation skills.

Responsibilities

• Lead security architecture design for autonomous AI systems, defining guardrails to prevent unauthorized actions.
• Conduct threat modeling to identify risks such as prompt injection, misuse of AI agents, and data access violations.
• Design and enforce human‑in‑the‑loop controls for high‑risk AI decisions.
• Implement end‑to‑end audit trails capturing AI decisions, data usage, and model versions for traceability.
• Ensure reproducibility and explainability of AI outputs for audits and compliance reviews.
• Enforce strict data governance and least‑privilege access across integrated multi‑agency data sources.
• Perform proactive security testing, vulnerability assessments, and adversarial simulations on AI workflows.
• Implement advanced privacy controls to protect sensitive business and government data.
• Collaborate with AI engineers and product teams in an agile discovery environment to balance speed and security.
• Translate complex AI security risks into clear, actionable insights for senior stakeholders.

Skills

Cybersecurity experience

Cloud security

Agentic AI security

LLM security risks

Threat modeling

Access control

Auditability

Data governance

Governance framework

Security testing

Communication

Threat detection

Education

Degree in Computer Science/Engineering/Statistics/Data Science

Tools

APIs security

Serverless architectures

Job description

Job Summary

We are seeking a Senior Artificial Intelligence (AI) Security Consultant to lead the System Security Architecture & Threat Modeling Design to safeguard autonomous Artificial Intelligence systems, ensuring secure, auditable, and privacy-preserving operations across multi platforms.

Mandatory Skill-set

• Degree in Computer Science, Computer Engineering, Statistics, Applied Mathematics, Data Science and Analytics;
• Must have 6 years in Cybersecurity with 2–3 years in AI/ML or LLM security experience;
• Hands‑on experience securing cloud-native architectures (serverless, APIs, databases);
• Strong expertise in agentic AI systems and API-driven automation security;
• Deep understanding of LLM risks (prompt injection, data leakage, RAG security);
• Experience with threat modeling and secure system design for AI workflows;
• Proficiency in identity, access control, and policy‑based authorization (e.g., ABAC);
• Knowledge of audit logging, traceability, and reproducibility in AI systems;
• Familiarity with data governance and privacy controls for sensitive data environments;
• Good understanding of Industry Standard Security Framework (Model AI Governance Framework);
• Experience with security testing, vulnerability assessment, and adversarial analysis.
• Possess excellent written, verbal and presentation skills.

Desired Skill-set

• Experience with Policy-as-Code or logic-based authorization systems;
• Experience with immutable logging, digital forensics, or building tamper‑proof audit trails.

Responsibilities

• Lead security architecture design for autonomous AI systems, defining guardrails to prevent unauthorized actions;
• Conduct threat modeling to identify risks such as prompt injection, misuse of AI agents, and data access violations;
• Design and enforce human‑in‑the‑loop controls for high‑risk AI decisions;
• Implement end‑to‑end audit trails capturing AI decisions, data usage, and model versions for traceability;
• Ensure reproducibility and explainability of AI outputs for audits and compliance reviews;
• Enforce strict data governance and least‑privilege access across integrated multi‑agency data sources;
• Perform proactive security testing, vulnerability assessments, and adversarial simulations on AI workflows;
• Implement advanced privacy controls to protect sensitive business and government data;
• Collaborate with AI engineers and product teams in an agile discovery environment to balance speed and security;
• Translate complex AI security risks into clear, actionable insights for senior stakeholders.