Director, Data Science

Reference: R-2547893Posted: 2026-06-18Location: BELLEVUE, WA, United StatesSalary: $156000 - $312000/yearType: Regular/PermanentCompany: WalmartPosition Summary...What you'll do...As Director, Data Science, you will lead and develop a team that enables Walmart Marketplace. This role is focused on technical and thought leadership, people development and operational 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 statisticsExperience 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 and grow 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 leadershipStay current with industry trends and emerging technologies in data science and AI. What you'll bring: 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.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 . 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 : - Stockㅤㅤㅤㅤ‎ Minimum Qualifications...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 fieldPreferred 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.Primary Location...10900 Ne 4th St, Bellevue, WA 98004, United States of AmericaWalmart and its subsidiaries are committed to maintaining a drug-free workplace and has a no tolerance policy regarding the use of illegal drugs and alcohol on the job. This policy applies to all employees and aims to create a safe and productive work environment.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.\nOption 2: Masters degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 4 years' experience in an analytics related field.\nOption 3: 8 years' experience in an analytics or related field"]Preferred qualifications["Data science, machine learning, optimization models", "Successful completion of one or more assessments in Python, Spark, Scala, or R", "Using open source frameworks (for example, scikit learn, tensorflow, torch)", "PhD in Machine Learning, Computer Science, Information Technology, Operations Research, Statistics, Applied Mathematics, Econometrics", "Supervisory experience", "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."]