Senior AI Researcher – Foundations & LLMs

Capital One Group; New York (NY); On-site; USD 239,000 - 272,000; Full time

Job summary

Capital One in New York, NY is seeking an Applied Researcher 4 to advance AI foundations, LLM core, and agentic AI. You will collaborate with data scientists, software engineers, ML engineers, and product managers to deliver AI-powered experiences.

You will build foundation models from design through training, evaluation, and deployment, publish findings, and communicate results to stakeholders. The role combines deep research with scalable engineering.

Qualifications

• PhD or MS with 2 years applied research experience.
• Experience training large language models and foundation models.
• Publications or conference experience in ML/AI fields.

Responsibilities

• Partner with data scientists, software engineers and PMs to deliver AI-powered products.
• Build AI foundation models from design through training, evaluation and deployment.
• Translate research outcomes into real customer experiences and business impact.
• Contribute to internal reports or conference submissions with novel findings.

Skills

Research leadership

AI foundations

LLMs

Open-source software

Python

Cloud computing

Education

PhD in Electrical Engineering, Computer Engineering, Computer Science, AI, Mathematics

MS + 2 years Applied Research experience

Tools

PyTorch

AWS Ultraclusters

HuggingFace

Lightning

Job description

Capital One in New York, NY is seeking an Applied Researcher 4 to advance AI foundations, LLM core, and agentic AI. You will collaborate with data scientists, software engineers, ML engineers, and product managers to deliver AI-powered experiences.

You will build foundation models from design through training, evaluation, and deployment, publish findings, and communicate results to stakeholders. The role combines deep research with scalable engineering.