Position Summary...

What you'll do...

Role summary:
The Principal Data Scientist will lead the development and deployment of advanced analytical models and machine learning solutions to address complex business challenges. This role requires expertise in coding, statistical analysis, and data visualization to translate business needs into actionable insights. The position involves mentoring team members, collaborating across functions, and driving innovation through scalable data strategies. The successful candidate will ensure model accuracy, maintain data quality, and support continuous improvement initiatives that enhance decision-making and operational efficiency within the organization.
About the team:
The team focuses on data governance and preparing data for AI applications using scalable, cloud-native platforms and model-driven design. It oversees the full software development lifecycle, emphasizing high availability and reliability. Collaborating across functions, the team defines clear problems and delivers solutions aligned with business goals. Committed to technical excellence, it drives continuous improvement through innovative tools, architectural standards, and knowledge sharing. This group plays a vital role in advancing Walmart’s engineering vision and evolving platform capabilities to effectively support AI and machine learning integration.
What you'll do:

• Develop, test, and deploy advanced data science solutions using appropriate programming languages and tools.
• Analyze complex business problems to identify root causes and recommend effective, data-driven strategies.
• Identify and validate suitable data sources, ensuring data quality and relevance for modeling and analysis.
• Design, build, and validate predictive models leveraging machine learning and statistical techniques.
• Collaborate with stakeholders to translate business requirements into actionable data science initiatives.
• Mentor team members on analytical methods, modeling approaches, and data visualization best practices.
• Monitor model performance and implement lifecycle management to ensure sustained accuracy and impact.

What you'll bring:

• Extensive experience in developing and deploying machine learning models using Python and related programming languages.
• Proficiency in statistical analysis, advanced modeling techniques, and exploratory data analysis to solve complex business problems.
• Strong knowledge of data visualization tools and best practices to communicate insights effectively to stakeholders.
• Expertise in data source identification, data quality assessment, and applying data governance principles.
• Ability to lead and mentor teams in analytical modeling, model validation, and continuous model improvement.
• Familiarity with cloud platforms such as AWS SageMaker for scalable model deployment and management.

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 $143,000.00 - $286,000.00 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: Bachelors degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 5 years' experience in an analytics related field. Option 2: Masters degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 3 years' experience in an analytics related field. Option 3: 7 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, Publications or active peer reviewer in related journals or conference, 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...

1345 Crossman Ave, Sunnyvale, CA 94089-1114, 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.