Senior, Data Scientist

Position Summary...

About Decision Sciences

The Decision Sciences team provides comprehensive analytical solutions, empowering our business customers to make data-driven decisions in areas such as Supply Chain, Store Operation, Last Mile Delivery, and Innovation & Transformation. We offer measurable value to all stakeholders by delivering accurate and actionable insights that stimulate growth, enhance efficiency, and guide strategic planning. We are dedicated to staying at the cutting edge of data & technology, constantly offering innovative solutions that enhance the experience for both associates and customers.

What you'll do...

Senior Data Scientist - Decision Sciences

We are looking for a Senior Data Scientist to join Decision Sciences team. As a Senior Data Scientist, you will be responsible for modeling complex business problems and discovering insights through machine learning, statistical modeling, simulation, and optimization that empower our customers across Walmart to make data-driven decisions. You will drive data science partnership across US, Costa Rica, and India locations. You will be tasked to set goals, create a strategy, and closely collaborate with Data Analytics, Data Engineering, Data Governance teams and business stakeholders to deliver best-in-class analytical tools and solutions.

What You'll Do

• Forecasting & Predictive Modeling:Develop and implement forecasting models using statistical modeling, machine learning, and time-series techniques to support operational and strategic decision-making across Supply Chain networks.

• Feature Engineering & Model Improvement: Engineer meaningfuland explainablefeatures using business understanding and domain knowledge to improve forecasting accuracy, model performance, and scalability.

• Data Engineering:Extract, preprocess, clean, and validate large-scale structured and unstructured datasets from multiple internal and external data sources using SQL, Python, Spark, and cloud-based technologies.

• Experimentation & Validation: Design, evaluate, and monitor model performance using statistical validation techniques, back-testing methodologies, and experimentation frameworks to ensure reliability and business impact.

• Machine Learning Operations (MLOps): Deploying and maintaining machine learning models in production environments, ensuring reliability and scalability.

• Collaboration: Working closely with data scientists, data engineers, software engineers, product, and business stakeholders to understand requirements and translate them into technical solutions.

• Communication: Engaging in effective communication with business stakeholders regarding model insights and the strategic importance of advanced analytics.

• Mentorship:Support and mentor junior associates by providing guidance on analytical approaches, problem-solving techniques, and storytelling best practices.

What We're Looking For

• 3+ years of experience applying advanced analytics, forecasting, machine learning, or statistical modeling techniques to solve complex business problems.

• Demonstrated expertise in developing advanced data science models and leading data-driven projects from conception to implementation, driving and influencing project roadmaps.

• Strong ability to translate business problems into causal frameworks and estimate impact

• Demonstrated experience developing and deploying forecasting or predictive models using statistical and machine learning methodologies.

• Proficient coding in one or more languages: Java, C++, Python, Spark, Scala, or R

• Strong proficiency in SQL for data manipulation and querying.Proficient with data warehouse likeBigQueryand cloud platforms (GCP, Azure).

• Strong analytical and problem-solving skills with the ability to frame ambiguous business problems into scalable analytical solutions.

• Experience leveraging data visualization and storytelling techniques to communicate insights and influence decision-making.

• Experience inMLOpsand deploying/managing machine learning models.

• Exceptional analytical and problem-solving skills, with the ability to think strategically and innovatively.

• Excellent verbal and written communication skills, with the ability to present complex technical concepts to diverse audiences.

• Experience collaborating effectively with cross-functional teams and business stakeholders.

• Experience mentoring junior operations research or machine learning scientists.

The above information has been designed to indicate the general nature and level of work performed in the role.? It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities and qualifications required of employees assigned to this job. The full Job Description can be made available as part of the hiring process. ?

About Walmart General/Not Function Specific

At Walmart, we help people save money so they can live better. This mission serves as the foundation for every decision we make, from responsible sourcing to sustainability-and everything in between. As a Walmart associate, you will play an integral role in shaping the future of retail, tech, merchandising, finance and hundreds of other industries-all while affecting the lives of millions of customers all over the world. Here, your work makes an impact every day. What are you waiting for?

Who We Are?

Join Walmart and your work could help over 275?million global customers live better every week. You'll?quickly find we're a company who wants you to feel comfortable bringing your whole self to work. A career at Walmart is where the world's most complex challenges meet a kinder way of life. Our mission spreads far beyond the walls of our stores. Join us and?you'll?discover why we are a world leader in belonging, sustainability, and community involvement.? From day one,?you'll?be empowered and equipped to do the best work of your life.

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 .

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 ( .

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 :

• 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- 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...

702 Sw 8Th St, Bentonville, AR 72716, 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.

Walmart, Inc. is an Equal Opportunity Employer- By Choice. We believe we are best equipped to help our associates, customers, and the communities we serve live better when we really know them. That means understanding, respecting, and valuing diversity- unique styles, experiences, identities, abilities, ideas and opinions- while being inclusive of all people.