Principal Associate, Data Scientist - People Strategy & Analytics

Capital One Capital One · Banking · McLean, VA

Data Scientist role focused on applying AI/ML to talent strategy and HR analytics. Responsibilities include building NLP and ML models, using LLMs via prompt engineering and RAG, and partnering with cross-functional teams to deliver HR tools and AI-powered products. Requires experience with Python, SQL, AWS, and ML/AI tools like Hugging Face, VectorDBs, and PyTorch/TensorFlow.

What you'd actually do

  1. Build natural language processing and machine learning models through all phases of development, from design through training, evaluation, validation, and implementation
  2. Apply expertise in using open source large language models (LLMs) through prompt engineering, retrieval-augmented generation (RAG) and evaluation metric frameworks for business specific applications
  3. Partner with a cross-functional team of data scientists, software engineers, business analysts, and product managers to deliver industry leading HR tools and AI-powered products
  4. Leverage a broad stack of technologies — Python, SQL, AWS, LangChain, Hugging Face Transformers, VectorDBs, Pytorch/TensorFlow, and more — to reveal the insights hidden within large volumes of numeric and textual data
  5. Flex your interpersonal skills to collaborate with internal stakeholders, translating complex data science work into tangible, aligned business outcomes.

Skills

Required

  • Bachelor's Degree in a quantitative field plus 5 years of experience performing data analytics
  • Master's Degree in a quantitative field plus 3 years of experience performing data analytics
  • PhD in a quantitative field
  • Python
  • SQL
  • machine learning
  • relational databases
  • AI/ML tools and ecosystems

Nice to have

  • Master’s Degree in STEM field plus 3 years of experience in data analytics
  • PhD in STEM field
  • AWS
  • LangChain
  • Hugging Face Transformers
  • VectorDBs
  • Pytorch/TensorFlow

What the JD emphasized

  • build models that seek to understand associate behavior
  • improve HR efficiency and tools
  • inform strategies aimed at expanding Capital One’s talent advantage
  • applying artificial intelligence, machine learning, and social science
  • build natural language processing and machine learning models
  • using open source large language models (LLMs)
  • retrieval-augmented generation (RAG)
  • evaluation metric frameworks
  • AI-powered products
  • large volumes of numeric and textual data

Other signals

  • applying analytics to talent
  • build models that seek to understand associate behavior
  • improve HR efficiency and tools
  • inform strategies aimed at expanding Capital One’s talent advantage