Principal, Data Scientist

Walmart

Actively hiring Posted this week
Sunnyvale, CA Posted 6 days ago $143,000–$286,000 / year
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At a glance

AI generated

TL;DR

The Principal Data Scientist role at Walmart’s Decision Science organization involves leading high-impact initiatives by building scalable, end-to-end data science and AI solutions to enhance customer experience and operational efficiency. As a senior technical leader, you will collaborate with cross-functional teams to define success metrics, design experiments, develop ML systems, and drive strategic decision-making through data insights. The team focuses on critical retail challenges like item availability and smarter sourcing decisions using GenAI-powered capabilities for enhanced business productivity. Key responsibilities include defining the Data Science roadmap, deploying production-grade AI solutions, and ensuring model quality and operational excellence. Ideal candidates have a Master’s or PhD in quantitative fields, over 10 years of experience in data science and machine learning, expertise in statistical modeling and MLOps practices, hands-on GenAI development using LLMs, and strong communication skills to influence executive stakeholders.

Skills

Python Java Scala R Spark MLOps LLMOps Feature Stores Model Monitoring Evaluation Frameworks Large Language Models (LLMs) Prompt Engineering Retrieval-Augmented Generation (RAG) Vector Databases Agentic Workflows GCP Azure CI/CD

What you'll do

  • Define and drive the Data Science roadmap aligned with organizational priorities.
  • Translate business challenges into structured analytical frameworks and actionable roadmaps.
  • Develop and deploy production-grade GenAI solutions using modern LLMs and agent orchestration.
  • Ensure model quality, explainability, monitoring, and operational excellence in ML systems.
  • Influence executive stakeholders through data-driven insights and strategic recommendations.

What we're looking for

  • 10+ years of experience leading large-scale, high-impact Data Science initiatives.
  • Strong expertise in statistical modeling, machine learning, and causal inference.
  • Hands-on experience building and deploying scalable ML solutions in production.
  • Experience developing GenAI solutions using LLMs and modern AI tooling ecosystems.
  • Proficiency with cloud AI/ML platforms like GCP or Azure and distributed data processing frameworks.
  • Knowledge of MLOps practices including feature stores, model monitoring, and evaluation frameworks.
  • Strong communication skills to influence executive-level decision-making.

Employer

About Walmart

Walmart Inc. is the world''s largest retailer by revenue, operating a chain of hypermarkets, discount department stores, and grocery stores, as well as a growing e-commerce presence through Walmart.com. Industry: General Merchandise & Grocery Retail

Walmart currently has 486 open roles on FindRole.

Listed pay typically runs $117,000–$234,000 across 480 roles with salary data.

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