Lead AI Architect - Knowledge Memory Systems

EY; Philadelphia (Philadelphia County); On-site; USD 144,000 - 329,000; Full time

Job summary

EY is hiring an experienced Lead AI Software Architect to design and implement memory architectures and data fabrics for enterprise use cases. You will lead a team of AI Architects, shaping how to build advanced memory, context systems, and multi-agent interactions across scalable platforms.

The role requires expertise in RAG, semantic chunking, and distributed inference, with a track record delivering enterprise AI solutions in fast-paced environments.

Qualifications

• Advanced degree in Electrical Engineering, Computer Science or Mathematics.
• 10+ years of experience in software engineering and AI.
• Experience with AI frontier models and memory/context architectures.
• Familiar with AI native tools and code assistants (Cursor, Claude Code, Qodo/Codium, Gemini, AWS Q, GitHub).
• Understand AI Native design process and principles.
• Deep understanding of model fine tuning and context management (RAG, SFT, LoRA/PEFT).
• Experience with CI/CD, modern IDEs, and collaboration tools (Github/Gitlab/Azure DevOps).
• Experience with Nvidia NVAIE and MSFT Azure AI stacks.

Responsibilities

• Design memory architectures for multi-agent systems to be replicated across AI native designed systems.
• Design of context systems including RAG and Skills with semantic chunking and search.
• Implement and test these architectures benchmarking performance against agent and human designed evals.
• Design replicable integration frameworks for use of memory architecture across multiple systems.
• Drive agent design requirements and implement through AI Native design process.
• Assess through primary and secondary research emerging memory architectures and frontier model proposals.
• Collaborate with other architectural experts in AI, Security, Data and Infrastructure to insure balanced and practical outcomes.
• Support strategic business development activities for emerging technology as required.
• Present at academic conferences and support development of IP filings
• Hands on coding and mentoring other members of the Knowledge / Data team
• Lead a group of skilled experts in building Knowledge and data systems for Knowledge AI.

Skills

AI memory

Multi-agent systems

Context design

Semantic chunking

Distributed inference

Mentoring

Cross-functional leadership

Education

Advanced degree

Tools

NVIDIA NVAIE

Azure AI

GitHub

Code assistance tools

Job description

EY is hiring an experienced Lead AI Software Architect to design and implement memory architectures and data fabrics for enterprise use cases. You will lead a team of AI Architects, shaping how to build advanced memory, context systems, and multi-agent interactions across scalable platforms.

The role requires expertise in RAG, semantic chunking, and distributed inference, with a track record delivering enterprise AI solutions in fast-paced environments.