Principal AI Security Architect

EY; Seattle (WA); Hybrid; USD 150,000 - 338,000; Full time

Job summary

EY is seeking a Principal Architect for AI & Security to lead AI protection architecture across agents, copilots, and data products. You will translate business needs into scalable security architectures, define protection patterns, and guide technology selection.

You’ll collaborate with cross-functional teams to ensure alignment with Zero Trust and enterprise security objectives. The role requires extensive experience in AI security and enterprise-scale platforms, with leadership

Qualifications

• Degree in Computer Science, Cybersecurity, Engineering, AI, Data Technology, or equivalent work experience.
• 15+ years of experience in IT, cybersecurity, application development, data platforms, AI platforms, or related technology domains.
• 7+ years of architecture experience, including enterprise-scale platforms and security capabilities.
• 5+ years of AI-related development including security architecture, data security, or AI protection design.
• Experience leading architecture strategy, PoV efforts, or implementation planning for complex security initiatives.

Responsibilities

• Lead AI protection architecture for AI agents, copilot, GenAI applications, and data-driven AI products.
• Drive strategy, target-state architecture, and security design decisions independently.
• Govern standards across GRC, risk, business continuity, and cybersecurity platforms.
• Define UX/UI, workflow, and integration standards for secure API-driven interoperability.
• Define secure-by-design, Zero Trust, identity, and data protection controls for AI platforms.
• Lead architecture reviews, threat modeling, and risk assessments for AI-enabled solutions.
• Partner with EY Fabric, engineering, product, data, and platform teams to embed AI protection.
• Design AI protection across Microsoft Security, Purview, Defender, Sentinel, Entra ID, Wiz, and related platforms.
• Develop reference architectures, reusable patterns, and implementation roadmaps.
• Present AI protection strategy and risks to senior leadership and governance forums.

Skills

AI protection

AI security

Agentic AI

AI governance

AI risk mgmt

Zero Trust

Cloud security

Secure software

Leadership

Communication

Education

CS / Cyber / Eng degree

Tools

Microsoft Security

Entra ID

Purview

Defender

Sentinel

Zscaler AI Guard

ZIA/ZPA

Wiz

GitHub security

Job description

EY is seeking a Principal Architect for AI & Security to lead AI protection architecture across agents, copilots, and data products. You will translate business needs into scalable security architectures, define protection patterns, and guide technology selection.

You’ll collaborate with cross-functional teams to ensure alignment with Zero Trust and enterprise security objectives. The role requires extensive experience in AI security and enterprise-scale platforms, with leadership