Architecture / architect

We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go. Join EY and help to build a better working world.

We’re hiring an experienced Lead AI Software Architect that to lead a team of domain architect experts in designing and implementing AI Agent Control. This role is for a software AI leader who has built Agent control including tool usage, state management/persistence, execution environment control, policy definition and application, multiagent API and anomaly detection. Managing post training and customization/tuning environments including federated learning. Using Implementation of agent personas and types for agent design is in scope as well. Design of control harness intelligence systems including multiagent systems and associated tools and scaffolding.

Design architectures for agent identity and authentication in large scale multi-agent enterprise systems.

Design of post training and tuning/customization environments.

Implement and test these architectures benchmarking performance against agent and human designed evals.

Assess through primary and secondary research emerging agent authorization architectures and frontier model proposals.

Collaborate with other architectural experts in AI, Security, Data and Infrastructure to insure balanced and practical outcomes.

Present at academic conferences and support development of IP filings

Lead a team of experts in building a universal agentic control harnesses.

Ability to lead software architectural product functions and mentor junior engineers.

• Build and manage strong internal and external partnerships by fostering trust, empathy, and mutual value.
• Use critical thinking and creative reasoning to address complex problems and exceed expectations.
• Use emotional intelligence and hybrid collaboration to motivate others and deliver high-impact results.
• Advanced degree in Electrical Engineering, Computer Science or Mathematics.
• 10+ years of experience in software engineering and AI.
• Use of AI native software development tools / code assist (Cursor, Claude Code, Qodo/Codium, Gemini, AWS Q, GitHub)
• Familiarity with scripting languages (Python, Bash, Typescript etc….) and software languages (Go, Rust, Java etc…).
• Experience with modern software IDE, CI/CD pipeline, modern code hosting and collaboration (Github/Gitlab/Azure DevOps etc…)
• Experience with Nvidia NVAIE, AWS and MSFT Azure AI stacks.

Experience with large-scale cross functional software development projects.

We’ll empower you in a flexible environment, and fuel you and your extraordinary talents in a diverse and inclusive culture of globally connected teams. We offer a comprehensive compensation and benefits package where you’ll be rewarded based on your performance and recognized for the value you bring to the business. In addition, our Total Rewards package includes medical and dental coverage, pension and 401(k) plans, and a wide range of paid time off options.

Our expectation is for most people in external, client serving roles to work together in person 40-60% of the time over the course of an engagement, project or year.

Under our flexible vacation policy, you’ll decide how much vacation time you need based on your own personal circumstances. You’ll also be granted time off for designated EY Paid Holidays, Winter/Summer breaks, Personal/Family Care, and other leaves of absence when needed to support your physical, financial, and emotional well-being.

EY focuses on high-ethical standards and integrity among its employees and expects all candidates to demonstrate these qualities.

EY | Building a better working world

EY is building a better working world by creating new value for clients, people, society and the planet, while building trust in capital markets.

Enabled by data, AI and advanced technology, EY teams help clients shape the future with confidence and develop answers for the most pressing issues of today and tomorrow.

EY teams work across a full spectrum of services in assurance, consulting, tax, strategy and transactions. Fueled by sector insights, a globally connected, multi-disciplinary network and diverse ecosystem partners, EY teams can provide services in more than 150 countries and territories.

EY provides equal employment opportunities to applicants and employees without regard to race, color, religion, age, sex, sexual orientation, gender identity/expression, pregnancy, genetic information,national origin, protected veteran status, disability status, or any other legally protected basis, including arrest and conviction records, in accordance with applicable law.

EY is committed to providing reasonable accommodation to qualified individuals with disabilities including veterans with disabilities. If you have a disability and either need assistance applying online or need to request an accommodation during any part of the application process, please call 1-800-EY-HELP3, select Option 2 for candidate related inquiries, then select Option 1 for candidate queries and finally select Option 2 for candidates with an inquiry which will route you to EY’s Talent Shared Services Team (TSS) or email the TSS at ssc.EY refers to the global organization, and may refer to one or more, of the member firms of Ernst & Young Global Limited, each of which is a separate legal entity.