Lead AI Architect for Multi-Agent Systems

EY; Tucson (AZ); Hybrid; USD 144,000 - 329,000; Full time

Benefits offered by this job

Hybrid work model

Flexible vacation policy

Medical and dental coverage

401(k) plan

Job summary

EY is seeking an experienced Lead AI Software Architect to guide a team in designing AI agent control systems. You will lead architecture for agent identity, authentication, and post-training environments, while driving cross-functional collaboration across AI, Security, and Infrastructure.

The role demands 10+ years in software and AI, with hands-on development and a strong track record in agentic control technologies. Hybrid work and a comprehensive benefits package are offered.

Qualifications

• Advanced degree in EE, CS or Math.
• 10+ years of software engineering and AI experience.
• Experience with multi-agent systems and secrets management.
• Familiar with AI-native toolchains and modern IDEs.

Responsibilities

• Design and lead AI agent control harness architectures.
• Define authentication and identity mechanisms for large-scale systems.
• Advance post-training and tuning environments for agents.
• Collaborate with AI, Security, Data and Infrastructure teams.

Skills

AI leadership

Multi-agent systems

Agent authentication

Cloud/DevOps

CI/CD

Education

Advanced degree in Electrical Engineering, Computer Science or Mathematics

Tools

Cursor

Claude Code

Qodo/Codium

Gemini

AWS Q

GitHub

GitLab

Azure DevOps

Job description

EY is seeking an experienced Lead AI Software Architect to guide a team in designing AI agent control systems. You will lead architecture for agent identity, authentication, and post-training environments, while driving cross-functional collaboration across AI, Security, and Infrastructure.

The role demands 10+ years in software and AI, with hands-on development and a strong track record in agentic control technologies. Hybrid work and a comprehensive benefits package are offered.