Senior Director, Data Science

Walmart

Senior Director of Data Science leading Walmart's AI and data science teams to build next-generation intelligence layers. Overseeing large-scale foundational models integrated into consumer and enterprise products.

Posted 7/30/2026full-timeSunnyvale • California • 🇺🇸 United StatesSenior💰 $160,000 - $416,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Expertise in defining and executing multi-year roadmaps for foundational models, with a strong focus on managing high-performing teams in Applied AI, Machine Learning, and Data Science. Proven ability to integrate advanced generative architectures into business processes to drive significant value.

Highest-signal resume keywords

Master's Degree In Computer Science8+ Years Managing Data Science TeamsDeep Learning Model DeploymentDistributed Training FrameworksDomain Expertise In Commerce/RecSys

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Machine LearningDeep LearningGenerative RecommendersHierarchical Sequential TransducersLow-Latency Inference OptimizationReal-Time RetrievalData ScienceModel TrainingModel DeploymentQuantitative Analysis

Soft Skills

LeadershipCollaborationCommunicationStrategic ThinkingTeam Management

Industry Keywords

CommerceGenerative ArchitecturesUser Behavior RepresentationData ScienceMachine Learning Engineering

About the role

Key responsibilities & impact

Define the multi-year roadmap for Walmart’s Commerce Foundational Models.
Drive the paradigm shift from siloed, domain-specific models to unified, multi-task generative architectures.
Lead a world-class team of Applied AI Researchers, Machine Learning Engineers, and Data Scientists.
Partner closely with product, engineering, and business leaders across Search, Ads, Personalization, and Customer Experience to ensure foundational models are seamlessly integrated, delivering massive business value.
Serve as the primary champion for foundational models within Walmart Global Tech.

Requirements

What you’ll need

Master’s degree in Computer Science, Machine Learning, Statistics, Mathematics, or a highly quantitative field.
8+ years of experience directly managing and scaling high-performing data science and ML engineering teams, with at least 3+ years managing managers.
Proven track record of designing, training, and deploying deep learning models in production at massive scale.
Deep understanding of distributed training frameworks.
Domain Expertise in Commerce/RecSys and experience building Generative Recommenders, Hierarchical Sequential Transducers(HSTU) or sequence-based models for user behavior representation.
Deep knowledge of low-latency inference optimization techniques, real-time retrieval.

Benefits

Comp & perks

Health benefits include medical, vision and dental coverage.
Financial benefits include 401(k), stock purchase and company-paid life insurance.
Paid time off benefits include PTO (including sick leave), parental leave, family care leave, bereavement, jury duty, and voting.
Other benefits include short-term and long-term disability, company discounts, Military Leave Pay, adoption and surrogacy expense reimbursement, and more.
Tuition, books, and fees are completely paid for by Walmart in the Live Better U education benefit program.