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From the employer's careers site First seen 27 Oct 2026

Senior Associate, Data Scientist - US Card (Applied GenAI)

Capital One senior full-time

Salary

$135,600 - $154,800 for Sr Assoc, Data Science

Apply on Capital One

Description

As a Senior Associate, Data Scientist at Capital One, you will be part of a team leading the next wave of disruption using the latest computing and machine learning technologies. You will apply expertise in unstructured data to harness the power of open-source large language models and visual language models.

Responsibilities:

  • Apply expertise in unstructured data (text, image) to harness the power of open source large language models (LLMs) and visual language models (VLMs)
  • Leverage a broad stack of technologies , LangGraph, LlamaIndex, Weights and Biases Weave, Hugging Face, PyTorch, AWS, and more , to automate workflows using huge volumes of text and vision data
  • Build machine learning and NLP models through all phases of development, from design through training, evaluation, and validation; partnering with engineering teams to operationalize them in scalable and resilient production systems that serve 80+ million customers
  • Assessing GenAI or LLM-Powered application architectures in production, including best practices for Generative AI development and deployments
  • Define requirements for AI observability, focusing on the traceability of autonomous decisions and comprehensive system audit trails
  • Evaluate the dynamic behavior of AI systems and oversee the development of key continuous monitoring controls and testing, ensuring that non-deterministic outputs and autonomous actions remain within risk appetite
  • Get into the weeds of internal business processes and data operations by guiding annotators to curate high-quality, consistent datasets for model training, evaluation, and ongoing AI monitoring
  • Collaborate on a team of data scientists through all phases of project development, from design through training, evaluation, validation, implementation, and maintenance
  • Interact with a variety of internal stakeholders to ensure the alignment of data science solutions with business outcomes

The Ideal Candidate:

  • Customer first. You love the process of analyzing and creating, but also share our passion to do the right thing
  • Innovative. You continually research and evaluate emerging technologies
  • Creative. You thrive on bringing definition to big, undefined problems
  • A leader. You challenge conventional thinking and work with stakeholders to identify and improve the status quo
  • Technical. You’re comfortable with open-source languages and are passionate about developing further
  • Statistically-minded. You’ve built models, validated them, and backtested them
  • A data guru. “Big data” doesn’t faze you

Basic Qualifications:

  • Currently has, or is in the process of obtaining one of the following with an expectation that the required degree will be obtained on or before the scheduled start date: A Bachelor's Degree in a quantitative field (Statistics, Economics, Operations Research, Analytics, Mathematics, Computer Science, or a related quantitative field) plus 2 years of experience performing data analytics; A Master's Degree in a quantitative field (Statistics, Economics, Operations Research, Analytics, Mathematics, Computer Science, or a related quantitative field) or an MBA with a quantitative concentration

Preferred Qualifications:

  • Master’s Degree in “STEM” field (Science, Technology, Engineering, or Mathematics), or PhD in “STEM” field (Science, Technology, Engineering, or Mathematics)
  • Experience working with AWS
  • At least 2 years’ experience in Python, Scala, or R
  • At least 2 years’ experience with machine learning
  • At least 2 years’ experience with SQL
  • At least 2 years’ experience AI/ML tools and ecosystems, such as LangGraph, LlamaIndex, Weights and Biases Weave, Pytorch, or Hugging Face

Salary Information: McLean, VA: $135,600 - $154,800 for Sr Assoc, Data Science New York, NY: $148,000 - $168,900 for Sr Assoc, Data Science

Skills

Required

Nice to have

  • AWS
  • LangGraph
  • LlamaIndex
  • Weights and Biases Weave
  • Pytorch
  • Hugging Face
  • Scala
  • R
Apply on Capital One