(USA) Senior, Data Scientist

Position Summary...

What you'll do...

Role summary:

As a Senior Data Scientist at Walmart, you will leverage advanced analytical techniques and data science expertise to deliver actionable insights that drive strategic business decisions. This role involves identifying and sourcing relevant data, developing and validating predictive models, and deploying scalable solutions aligned with business objectives. You will collaborate across functions to translate complex data into clear visualizations and recommendations, while mentoring team members and ensuring adherence to data quality and governance standards. Your contributions will support Walmart’s commitment to innovation, operational excellence, and customer-centric growth.

About the team:

The Applied AI Search & Personalization team develops advanced machine learning solutions to improve product discovery and deliver customized shopping experiences. The team focuses on large-scale systems including query understanding, retrieval, ranking, recommendations, personalization, and Generative AI. Combining innovative AI research with strong engineering, the team tackles complex challenges globally, enhancing customer engagement and business growth. Members collaborate to design and deploy scalable models that support Walmart’s mission to provide efficient, tailored services worldwide, driving measurable improvements in conversion rates and overall customer satisfaction.

What you'll do:

• Identify and source relevant data from multiple business domains, ensuring data quality and suitability for analysis.

• Develop, test, and deploy advanced analytical models using statistical and machine learning techniques to address complex business challenges.

• Perform exploratory data analysis, feature engineering, and data visualization to generate actionable insights for stakeholders.

• Collaborate with cross-functional teams to translate business requirements into data-driven solutions aligned with strategic objectives.

• Mentor junior associates on modeling techniques and best practices, fostering continuous improvement and knowledge sharing.

• Support scalability and sustainability of models in production environments, ensuring robust performance and compliance with standards.

What you'll bring:

• Extensive experience in data science, machine learning, and predictive modeling with proficiency in Python and SQL.

• Strong knowledge of statistical methods, exploratory data analysis, and feature engineering to develop robust analytical models.

• Expertise in data visualization tools and techniques to effectively communicate complex insights to stakeholders.

• Proven ability to identify and source appropriate data, ensuring data quality and alignment with business requirements.

• Familiarity with model deployment, scalability, and validation techniques to support production environments.

• Solid understanding of business domains and ability to translate business needs into data-driven solutions.

• Experience mentoring junior associates and collaborating cross-functionally to achieve strategic objectives.

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 $117,000.00 - $234,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include :

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Minimum Qualifications...

Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications.

Option 1- Bachelor’s degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology, or related field and 3 years' experience in an analytics related field. Option 2- Master’s degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology, or related field and 1 years' experience in an analytics related field. Option 3 - 5 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, Master’s degree 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, 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...

815 Eleventh Ave, Sunnyvale, CA 94089-4731, United States of America

Walmart 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.

Walmart, Inc. is an Equal Opportunity Employer- By Choice. We believe we are best equipped to help our associates, customers, and the communities we serve live better when we really know them. That means understanding, respecting, and valuing diversity- unique styles, experiences, identities, abilities, ideas and opinions- while being inclusive of all people.