Senior, Data Scientist

Walmart•Bentonville, AR

1d•$90,000 - $180,000•Onsite

About The Position

As a Senior Data Scientist, you will help architect experimentation at Sam’s Club. This high-impact team of data scientists and engineers is dedicated to automating testing efficiency. The role involves building scalable applications that integrate predictive modeling, data engineering, and business strategy to drive data-driven decision-making across the entire organization.

Requirements

Strong command of causal inference, A/B testing methodology, and experimental design.
Proficiency in Python and SQL for full-cycle model development and deployment (at least 2 years of experience).
Solid understanding of data pipelines, quality standards.
Experience applying advanced statistical methods and predictive modeling to real-world business problems.
A track record of mentoring junior peers and the ability to navigate cross-functional projects without needing a roadmap.
The ability to translate "business speak" into technical requirements and "data speak" into actionable insights.
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 year's experience in an analytics related field.
Option 3: 5 years' experience in an analytics or related field.

Nice To Haves

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).
Knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly.
Knowledge of accessibility best practices and Walmart’s accessibility standards and guidelines for supporting an inclusive culture.

Responsibilities

Engineer the Testing Ecosystem: Lead the development of a standardized, end-to-end testing platform to improve the speed and accuracy of business experiments.
Standardize Causal Inference: Build and deploy robust causal measurement frameworks to unify how analytics are performed across different business domains.
Build & Deploy: Design, test, and move into production advanced analytical models using Python and SQL to solve complex retail challenges.
Data Sourcing & Strategy: Identify and integrate diverse datasets, ensuring high standards for data quality and suitability for experimental design.
Evangelize Best Practices: Serve as a subject matter expert, translating tech-industry testing standards into actionable practices for Sam's Club associates.
Collaborate: Partner with cross-functional teams to turn vague business requirements into rigorous, data-driven solutions.

Benefits

Competitive pay
Performance-based bonus awards
Medical, vision and dental coverage
401(k)
Stock purchase
Company-paid life insurance
PTO
Parental leave
Family care leave
Bereavement
Jury duty
Voting
Short-term and long-term disability
Company discounts
Military Leave Pay
Adoption and surrogacy expense reimbursement
Live Better U (company paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities, including high school completion to bachelor's degrees, English Language Learning and short-form certificates; tuition, books, and fees completely paid for by Walmart)