Senior, Data Scientist

Position Summary...

What you'll do...

Role summary:
As a Senior Data Scientist on the Marketing MINDS team, you will play a pivotal role in shaping how marketing measurement solutions are designed, scaled, and activated. This is a hands-on, highly technical individual contributor role where you will develop and productionize advanced measurement, machine learning, and causal inference solutions that directly influence marketing strategy and investment decisions. Your work will help power closed-loop, omnichannel measurement at scale and turn Sam’s Club’s unique member journey data into actionable insights that drive business growth.
About the team:
At Sam’s Club, we are member obsessed and data powered.The Marketing Measurement, Insights & Data Strategy (Marketing MINDS) team at Sam’s Club drives marketing decisions through advanced data science and machine learning.The team specializes in member targeting, marketing impact evaluation, channel investment optimization, and scalable model development. By applying trusted measurement methods and innovative data solutions, the team delivers actionable insights that enhance marketing effectiveness. Members collaborate to build sophisticated analytical models and data-driven strategies that support business growth and operational excellence in a dynamic, data-powered environment. This team plays a key role in shaping marketing measurement solutions at scale.
What you'll do:

• Build and scale Marketing Mix Modeling (MMM) to measure incremental impact on GMV, acquisition, renewals, and upgrades; enhance model design, inference, and business adoption to inform budget decisions
• Lead incrementality and causal measurement by designing A/B tests and experiments to quantify true lift, performance, and scalability
• Develop ML models for member segmentation across lifecycle (acquisition to renewal) using clustering and trigger-based targeting to improve conversion and engagement
• Productionize data science solutions with robust pipelines, monitoring, and retraining; apply AI to automate workflows, accelerate insights, and ensure scalable, reliable systems

What you'll bring:

• Bachelor’s degree or higher in Computer Science, Machine Learning, Statistics, Mathematics, Operations Research, or related field, with 3+ years applying ML and advanced analytics to real-world problems
• Experience building and scaling production-grade data science systems (training pipelines, evaluation, monitoring, retraining)
• Strong hands-on expertise in Marketing Mix Modeling (MMM) including saturation curves, diminishing returns, marginal ROAS, and Bayesian/frequentist methods; end-to-end MMM experience preferred
• Experience in causal inference and experimentation (A/B testing, Bayesian time series) with 2+ years in causal ML
• Experience in causal machine learning or experimentation.
• Python and SQL expertise with working on cloud based data platform
• Experience in retail or marketing analytics is a plus

At Sam's Club, 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, parental leave, family care leave, bereavement, jury duty, and voting. 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.

- Other benefits include short-term and long-term disability, company discounts, Military Leave Pay, adoption and surrogacy expense reimbursement, and more.
Live Better U is a company 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 $90,000.00 - $180,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include Regional Pay Zone (RPZ) (based on location).

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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...

2101 Se Simple Savings Dr, Bentonville, AR 72712-4304, 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.