Senior Architect - AI Agentic Systems Leader

EY; Secaucus (NJ); Hybrid; USD 144,000 - 329,000; Full time

Job summary

EY is seeking a Senior Manager Architect to lead the design and implementation of enterprise-grade agentic AI systems across foundation models, safety and governance. You will mentor a team, drive knowledge-based AI adoption, and collaborate across EY business units to deliver scalable, compliant AI capabilities.

The role balances hands-on delivery with strategic coordination, operating in EY’s hybrid model and shaping the future of AI at scale for clients and internal platforms.

Qualifications

• 10+ years in enterprise architecture, governance, or compliance tech
• Bachelor’s Degree in related field
• Knowledge of AI Foundation Model frameworks (Llama, Gemini, Claude, OpenAI, Mistral, Deepseek)
• Experience with observability, safety and governance tooling
• Familiar with Agentic AI platforms (Nvidia, MSFT, Crew)
• Familiar with Agentic Patterns & Frameworks: Orchestration, Loop Engineering, Memory system integration
• Familiarity with AI native development
• Proven track record in delivering large-scale enterprise platforms
• Masters or PhD in CS/EE/Mathematics (nice to have)
• AI lifecycle management and responsible AI practices (nice to have)
• Governance tool integration in hybrid cloud environments (nice to have)
• Ability to influence senior stakeholders (nice to have)

Responsibilities

• Oversee design and implementation of AI agentic systems and frameworks based on foundation models, LLM, and SLM
• Integrate external vendor tools for model monitoring, security, and compliance
• Collaborate with EY teams to align AI initiatives
• Serve as a player-coach, contributing to technical delivery while coordinating firmwide AI adoption
• Be a true expert in knowledge AI systems and their applications to customer opportunities and internal platform development
• Member of the Enterprise Architecture council guiding initiatives to success
• Maintain knowledge of knowledge AI trends and model architectures for timely adoption of new tech

Skills

Leadership

Governance

Enterprise Architecture

Cross‑functional collaboration

Knowledge AI systems

Education

Bachelor’s Degree in related field

Tools

Agentic AI platforms

Observability tooling

Job description

EY is seeking a Senior Manager Architect to lead the design and implementation of enterprise-grade agentic AI systems across foundation models, safety and governance. You will mentor a team, drive knowledge-based AI adoption, and collaborate across EY business units to deliver scalable, compliant AI capabilities.

The role balances hands-on delivery with strategic coordination, operating in EY’s hybrid model and shaping the future of AI at scale for clients and internal platforms.