(USA) Staff, Data Scientist

Position Summary...

What you'll do...

Role summary:
The Staff Data Scientist will leverage data science methodologies, data engineering technique and strong coding skills to deliver actionable insights that support strategic business decisions. This role involves identifying and sourcing relevant data, developing and validating predictive models, and creating compelling data visualizations to communicate findings effectively. The position requires collaboration across functions to translate complex business challenges into data-driven solutions, ensuring model deployment and scalability and building scalable platform. The ideal candidate will apply rigorous statistical methods, automation, and machine learning expertise to enhance data strategy and drive continuous improvement aligned with organizational goals.
About the team:
Join the personalization marketing data science team at Walmart, collaborating with engineering, business, and product teams across digital marketing channels including SEM, SEO, CRM, and Display. The team develops scalable, data-driven solutions to optimize marketing effectiveness and generate high-quality demand efficiently. Members analyze extensive omni-channel commerce data to build models and algorithms that support business growth. Working alongside skilled data scientists, engineers, marketers, and product managers, the team creates advanced marketing science platforms that enhance strategies and deliver actionable insights across the organization.
What you'll do:

• Utilize cutting-edge machine learning/statistical/platform building techniques to deliver solutions for projects in the domain of marketing science and personalization
• Design statistically sound experiments to properly evaluate the effectiveness;
• Build, validate, test and deploy predictive models using machine learning techniques to explain or predict customer behaviors 
• Mine massive data, derive business insights, and propose interesting modeling projects that have the potential to have high business impact; 
• Standardize and build scalable and highly available systems that follow operational best practices; 
• Developing visuals and reports to efficiently communicating model results and insights to business teams. 
• Mentor Junior team members

What you'll bring:

• Proven expertise in predictive analytics, machine learning algorithms, and statistical hypothesis testing.
• Proficiency in Python programming and data visualization tools such as Matplotlib, Plotly, or Tableau.
• Strong knowledge of data engineering, data pipelines, and MLOps for scalable model deployment.
• Experience in data source identification, data quality assessment, and data strategy implementation.
• Ability to develop, validate, and tune advanced analytical models using appropriate evaluation metrics.
• Skilled in translating complex business problems into data-driven solutions with clear communication.
• Familiarity with experimentation design, statistical inference, and automation techniques in data science.

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.
Sunnyvale, California US-11657: The annual salary range for this position is $143,000.00 - $286,000.00
Bentonville, Arkansas US-10735: The annual salary range for this position is $110,000.00 - $220,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include :
- Stock

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