✦ Luna Orbit — Data & Analytics

Staff, Data Scientist - Sponsored Media Mix Modeling & Experimentation

at Walmart

📍 2 Locations Unknown 💰 $110K – $220K USD / year Posted March 28, 2026
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Position Details

Salary $110K – $220K USD / year
Type Full-Time
Experience senior
Exp. Years 5+ years
Education Master's degree or higher in Computer Science, Machine Learning, Statistics, Mathematics, Operations Research, or a related quantitative field
Category Data & Analytics

About this role

This role involves designing and deploying advanced measurement, machine learning, and causal inference solutions to optimize advertising media investments at scale for Sam's Club.

Key Responsibilities

  • Build and scale media mix models
  • Advance incrementality measurement
  • Develop machine learning models
  • Lead experimentation strategies
  • Productize data science solutions

Technical Overview

The technical environment includes Python, SQL, and enterprise data platforms, focusing on scalable data science solutions, model deployment, and monitoring.

Ideal Candidate

The ideal candidate is a senior data scientist with 5+ years of experience in machine learning, statistics, and causal inference, proficient in Python and SQL, with a background in media measurement or advertising analytics.

Must-Have Skills

Master's degree or higher in a quantitative field5+ years industry experience applying machine learning and statisticsExperience with causal inference and experimental designProficiency in Python and SQLAbility to develop scalable data science solutions

Nice-to-Have Skills

Experience with media measurementKnowledge of advertising technologyExperience with causal inference frameworksFamiliarity with enterprise data platforms

Tools & Platforms

PythonSQL

Required Skills

Machine LearningMLStatisticsMathematicsOperations ResearchPythonSQLCausal inferenceA/B testingData science solutions

Hard Skills

Machine LearningMLStatisticsMathematicsOperations ResearchAdvanced measurementCausal inferenceA/B testingquasi-experimental frameworksPythonSQLMachine Learning modelsData science solutionsModel deploymentPipeline developmentMonitoringRetraining

Soft Skills

Technical communicationStakeholder collaborationAnalytical thinkingProblem-solvingLeadership

Industry & Role

Industry Retail
Job Function Data science and analytics for media measurement and optimization
Role Subtype Data Scientist
Tech Domains Python, SQL

Keywords for Your Resume

Data ScientistMachine LearningMLStatisticsMathematicsOperations ResearchA/B testingcausal inferencePythonSQLData science solutionsModel deploymentPipeline developmentMonitoringRetrainingMedia measurementadvertisingscalable solutionsexperimental designquasi-experimental frameworksmedia measurementscalable data science

Deal Breakers

Lack of 5+ years industry experience, No proficiency in Python or SQL, No background in causal inference or experimental design, Bachelor's degree or less in a relevant field

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