Enterprise AI Security Architecture Lead

EY; Philadelphia (Philadelphia County); Hybrid; USD 150,000 - 297,000; Full time

Benefits offered by this job

Hybrid work model

Total Rewards package

Job summary

EY Information Security is seeking a Principal Architect for AI & Security to translate business and technology needs into scalable AI protection architectures. You will drive target-state design, define protection patterns, and lead governance across risk, compliance, and security objectives while aligning with EY’s enterprise architecture.

You will partner with Fabric, engineering, product, and data teams to embed AI protection into delivery, and you will present strategy and risk mitigation

Qualifications

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

Responsibilities

• Lead AI protection architecture for AI agents, agentic AI, MCP, A2A, copilots, automation platforms, GenAI applications, and data-driven AI products.
• Act as a senior architecture lead for AI protection, driving strategy, target-state architecture, and security design decisions independently.
• Establish and govern application standards across GRC, risk management, business continuity, Security Certification, and cybersecurity platforms.
• Define UX/UI, workflow, and integration standards across strategic platforms, ensuring consistency and secure API-driven interoperability.
• Define secure-by-design, Zero Trust, identity, data protection, monitoring, and guardrail controls for AI platforms and agent ecosystems.
• Lead architecture reviews, threat modeling, control mapping, and risk assessments for AI-enabled solutions.

Skills

AI protection architecture

Zero Trust

AI governance

Threat modeling

Security architecture

Executive communication

Independent leadership

Education

CS/Cybersecurity/Engineering/AI/Data tech degree

Tools

Microsoft Security

Entra ID

Purview

Defender

Sentinel

Zscaler AI Guard

ZIA/ZPA

Wiz

Job description

EY Information Security is seeking a Principal Architect for AI & Security to translate business and technology needs into scalable AI protection architectures. You will drive target-state design, define protection patterns, and lead governance across risk, compliance, and security objectives while aligning with EY’s enterprise architecture.

You will partner with Fabric, engineering, product, and data teams to embed AI protection into delivery, and you will present strategy and risk mitigation