Senior AI Architect & Agent Systems Lead

EY; Chantilly (VA); Hybrid; USD 144,000 - 329,000; Full time

Benefits offered by this job

Hybrid work model

Medical and dental coverage

Pension and 401(k)

Paid time off options

Job summary

EY seeks a Lead AI Software Architect to lead a team of domain experts in designing AI Agent Control systems. You will define architectures for multiagent control, authentication, and post-training environments, and drive open-source synthesis models.

This pivotal role blends research with hands‑on development and cross‑functional leadership. Located in the United States with a hybrid work model, you will collaborate across AI, Security, Data, and Infra teams to deliver scalable AI solutions and

Qualifications

• Advanced degree in Electrical Engineering, Computer Science or Mathematics.
• 10+ years of experience in software engineering and AI.
• Experience with multi-agent system administration and modern secrets management.
• Familiarity with AI native development tools / code assist.
• Proficiency in scripting languages (Python, Bash, Typescript) and languages (Go, Rust, Java).
• Knowledge of AI Native design process and principles.
• Experience with cryptographic identity/auth methods.
• Experience with IDEs, CI/CD, and code collaboration (GitHub/GitLab/Azure DevOps).
• Experience with Nvidia NVAIE, AWS and Azure AI stacks.

Responsibilities

• Design of control harness intelligence systems including multiagent systems and tooling.
• Architectures for agent identity and authentication at scale.
• Design post training and tuning environments for agents.
• Develop synthesis models for AI open-source models.
• Benchmark architectures against agent and human evals.
• Create comprehensive AI Agent control frameworks.
• Drive agent design requirements through AI Native design process.
• Research emerging agent authorization architectures and frontier models.
• Collaborate with AI, Security, Data and Infra teams for balanced outcomes.
• Support strategic business development for emerging technology.

Skills

Analytical skills

Leadership

Cross-functional collaboration

Critical thinking

Emotional intelligence

Problem solving

Education

Advanced degree in Electrical Engineering, Computer Science or Mathematics

Tools

Cursor

Claude Code

Qodo/Codium

Gemini

AWS Q

GitHub

Job description

EY seeks a Lead AI Software Architect to lead a team of domain experts in designing AI Agent Control systems. You will define architectures for multiagent control, authentication, and post-training environments, and drive open-source synthesis models.

This pivotal role blends research with hands‑on development and cross‑functional leadership. Located in the United States with a hybrid work model, you will collaborate across AI, Security, Data, and Infra teams to deliver scalable AI solutions and