Director, Data Science

What you'll do... AsDirector, Data Science, you will lead and develop a team that enables Walmart Marketplace. This role is focused ontechnical and thought leadership, people developmentandoperational process optimization-translating strategy into execution by aligning cross-functional partners, contributing to marketplace KPIs. What you'll do:

• Very good knowledge of the foundations of machine learning and statistics
• Experience in building large scale ML systems involving machine learning, supervised and unsupervised and deep learning.
• Hands on experience in Computer Visions and NLP. Gen AI, Agentic AI
• Lead, mentor andgrow a team of data scientists, ML engineers and data analysts dedicated to Marketplace initiatives across seller lifecycle.
• Partner with product, engineering, merchandising, and business stakeholders to identify opportunities and align on strategic initiatives.
• Partner with other cross location data science teams to ensure continuous development and monitoring of Marketplace ML models.
• Oversee the end-to-end data science lifecycle: problem scoping, literature review, model design, algorithmic optimization, engineering integration, deployment, monitoring, and impact measurement.
• Drive AI innovation in marketplace AI models, including experimentation with new models and algorithms to improve accuracy and efficiency.
• Ensure robust model governance, model monitoring, reproducibility, and ethical AI practices.
• Communicate complex technical concepts and business impact effectively to technical and non-technical stakeholders, including senior leadership.
• Communicate complex technical concepts to non-technical audiences and executive leadership
• Stay current with industry trends and emerging technologies in data science and AI.

• 15+ years of experience with full ML development lifecycle.
• Extensive experience in data science, machine learning algorithms, and advanced analytical modeling techniques.
• Proficiency in programming languages including Python, SQL, and Java for code development, testing, and deployment.
• Strong understanding of data strategy, data quality, and data ecosystem management to drive business value.
• Proven ability to translate complex business requirements into actionable data-driven solutions aligned with strategic objectives.
• Expertise in data visualization tools and techniques to communicate insights effectively to stakeholders.
• Demonstrated leadership in mentoring teams, managing projects, and fostering continuous learning and innovation.
• Experience building machine learning models through all phases of development, from design through training, evaluation, validation, and implementation & monitoring.
• Experience with delivering very large models through the MLOps life cycle.
• Experience with generative AI technology stack including prompt engineering, guardrails, advanced RAG, KAG, CAG, and fine-tuning.
• Extensive hands-on experience of a broad stack of technologies - Python, Huggingface, VectorDB, Tensorflow, Pytorch, ElasticSearch, Azure, etc.
• Authored research publications in top peer-reviewed conferences (NeurIPS/ICML/ICLR/AAAI), or industry-recognized contribution., Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications.

Option 1: Bachelors degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 6 years' experience in an analytics related field. Option 2: Masters degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 4 years' experience in an analytics related field. Option 3: 8 years' experience in an analytics or related field

Preferred Qualifications...

Outlined below are the optional preferred qualifications for this position. If none are listed, there are no preferred qualifications.

Data science, machine learning, optimization models, PhD in Machine Learning, Computer Science, Information Technology, Operations Research, Statistics, Applied Mathematics, Econometrics, Successful completion of one or more assessments in Python, Spark, Scala, or R, Supervisory experience, Using open source frameworks (for example, scikit learn, tensorflow, torch), We value candidates with a background in creating inclusive digital experiences, demonstrating knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly. The ideal candidate would have knowledge of accessibility best practices and join us as we continue to create accessible products and services following Walmart's accessibility standards and guidelines for supporting an inclusive culture.

At Walmart, we offer competitive pay as well as performance-based bonus awards and other great benefits for a happier mind, body, and wallet. 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. You will also receive PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes. The amount you receive depends on your job classification and length of employment. It will meet or exceed the requirements of paid sick leave laws, where applicable. For information about PTO, see https://one.walmart.com/notices. Live Better U is a Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities. Programs range from high school completion to bachelor's degrees, including English Language Learning and short-form certificates. Tuition, books, and fees are completely paid for by Walmart. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to a specific plan or program terms. For information about benefits and eligibility, see One.Walmart. The annual salary range for this position is $156,000.00 - $312,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include : - Stock, Discount Card

Get 10% off

Walmart associates are eligible for a 10% discount card on most regular-priced items and fresh produce in-store and on select items at Walmart.com. Eligible after 90 days of employment.

Live Better U

100% covered

Earn a degree or in-demand skills certificates with no debt- Walmart covers 100% of tuition and books. Live Better U offers 60+ programs for Associates to pursue their dreams.

Walmart Academy

Grow your skills

Ready to grow your career? Walmart Academy offers job-specific retail training and leadership courses to help Associates reach their career goals.

Financial perks

Enjoy 401(k) matching and stock purchase plans.

Paid time off

Take a break as needed for vacation, sick leave, holidays, parental leave, and more

Comprehensive health benefits

Medical, dental, vision, and wellness programs for you and your family

Wellbeing programs

Access mental health resources and assistance programs for life's challenges

Career growth opportunities

Training, leadership programs, and clear paths to advance.

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Life at Walmart

Imagine a workplace surrounded by innovation. At Walmart's new Home Office in Bentonville, Arkansas, we're redefining what it means to work at a global leader.

Set on 350 acres of thoughtfully revitalized land, our new campus seamlessly integrates the charm of Northwest Arkansas with cutting edge design and technology. From biking trails and outdoor courtyards to flexible, tech-enabled workspaces, every detail reflects our commitment to sustainability, connection, and culture.

With amenities like on-site childcare at our Little Squiggles Children's Enrichment Center, the Walton Family Whole Health & Fitness Center, and a vibrant food hall featuring local and international favorites, we're creating a space where work-life balance isn't just a goal-it's a reality. Beyond the campus, Bentonville offers a dynamic lifestyle with world-class dining, art at the Crystal Bridges Museum, and countless outdoor activities.

Whether you're exploring High South cuisine, enjoying live performances at our new amphitheater, or cycling the Razorback Greenway, you'll experience the perfect blend of small-town charm and big-city amenities.

Join us at Walmart and grow your career alongside a community that feels like home.

This isn't just a workplace-it's a destination for leaders eager to make a difference.