Walmart

Senior, Data Scientist

Walmart$90K — $180K *
Retail & Consumer Goods
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor’s or Master’s in a relevant field (e.g., Computer Science, Statistics) with at least 3 years of analytics experience.
  • Hands-on experience with Marketing Mix Modeling (MMM) including knowledge of saturation curves and marginal ROAS.
  • Proficient in causal inference techniques and A/B testing with 2+ years in causal ML.
  • Expertise in building scalable production-grade data science systems.
  • Fluent in Python and SQL with experience on cloud data platforms.
  • Background in retail or marketing analytics is advantageous.

Responsibilities

  • Build and enhance Marketing Mix Modeling (MMM) for measuring marketing impacts.
  • Design and lead A/B tests to evaluate incrementality and causal effects.
  • Develop machine learning models for effective member segmentation.
  • Implement data science solutions through robust pipelines and monitoring systems.
  • Automate workflows with AI to streamline insights and reporting.

Benefits

  • Comprehensive health coverage (medical, vision, dental).
  • 401(k) plans and company-paid life insurance provided.
  • Generous paid time off including parental leave and bereavement.
  • Short-term and long-term disability coverage available.
  • Company discounts and adoption/surrogacy reimbursement offered.
  • Education benefits including full tuition coverage for various programs.
Full Job Description
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).

‎ 

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

About Walmart

WalmartLabs is accelerating their development to redefine the shopping experience to meet the changing needs of our customers wherever they are —in a store, on our website, or on their mobile device.

Walmart Careers

Joining Walmart means becoming part of a world-renowned team that leads with innovation and is committed to creating impact. As the largest retailer globally, Walmart offers unparalleled job opportunities and career growth in an environment that values diversity and leadership. Work You’ll Do At Walmart, you will be part of a dynamic team that drives our mission to help people save money so they can live better. Engage in work that matters with a company that offers both stability and the flexibility to explore different career paths. Transform the retail landscape with your skills and help shape the future of millions of customers worldwide. Walmart is at the forefront of combining retail with advanced technology, making it an exciting place for professional growth and innovation. Lead with Us Step into a role that harnesses your potential and places you at the intersection of retail and technology. Walmart is not just a company; it's a community where you can develop your leadership skills and contribute to a culture that nurtures professional growth. Work with a diverse team of experts who bring a wealth of knowledge and experience to the table. Our commitment to diversity training ensures that all team members are valued and can thrive. Walmart Careers and Employment Opportunities We are continuously expanding our team to include enthusiastic professionals eager to drive change and make a significant impact. Explore a range of positions from entry-level to executive, each offering competitive benefits and the opportunity to advance. Innovate with Us Join Walmart and be part of a team that is dedicated to innovation and excellence. With over 2.3 million associates worldwide, you are joining the largest private employment group, ready to innovate, lead, and impact the global market. Internship Programs Kickstart your career with a Walmart internship. Gain invaluable experience, build your resume, and develop networking connections that will empower your career journey. Our internships provide a platform to apply your academic knowledge in real-world scenarios, preparing you for future employment. Be Part of a Great Team At Walmart, our team is our strength. We invest in our employees through robust training programs, leadership development, and opportunities for career advancement. Enjoy the benefits of working in a supportive and inclusive environment where every member’s contribution is valued. Future-Proof Your Career Your journey at Walmart can be as vast as your ambitions. With endless opportunities to grow, learn, and lead, you can take your professional experience to new heights. Benefit from our comprehensive training programs and develop the skills needed for tomorrow’s challenges. Stay Connected Join Our Team Search open positions that match your skills and interests. We are looking for passionate, curious, creative, and solution-driven team players. Explore the diverse job opportunities at Walmart and find where you can make a difference. Keep Up to Date Stay ahead with career tips, insider perspectives, and industry-leading insights you can put to use today—all from the people who work here. READ CAREERS BLOG Job Alert Emails Personalize your subscription to receive job alerts, latest news, and insider tips tailored to your preferences. Discover the exciting and rewarding opportunities that await at Walmart. SEARCH WALMART JOBS Join Walmart today and be part of a story of growth, innovation, and leadership.
Learn more about Walmart
Size
2,300 employees
Market Cap
$387 billion
Industry
Net Income
$13.5 billion
Founded
1962
5 Year Trend
+3.3%
Revenue
$559.1 billion
NASDAQ

Similar Jobs

More Jobs at Walmart

More Retail & Consumer Goods Jobs

Find similar Senior, Data Scientist jobs: