(USA) Principal, Data Scientist

Walmart • Bentonville, CA

20h • $110,000 - $220,000

About The Position

Join Walmart as a Principal Data Scientist to lead the development and deployment of advanced analytical models that drive strategic business decisions. This role requires expertise in machine learning, statistical analysis, and coding to design scalable solutions addressing complex business challenges. The position involves collaborating across functions to translate data insights into actionable strategies, mentoring team members, and ensuring high-quality data sourcing and validation. The ideal candidate will apply innovative techniques to enhance data-driven decision-making and contribute to Walmart’s continued growth and operational excellence.
About the team: The Data Science team employs advanced analytical and modeling techniques to address complex business challenges. They specialize in model assessment, validation, and deployment using tools such as Python, SQL, and machine learning frameworks. Collaborating closely with business stakeholders, the team translates requirements into actionable insights and data-driven solutions. Emphasizing rigorous statistical methods and data visualization, they ensure clear communication of findings. The team promotes continuous learning and innovation, guiding members in best practices and emerging technologies to deliver impactful results aligned with business goals.

Requirements

• Extensive experience in developing and deploying machine learning models using Python and related frameworks.
• Proficiency in advanced statistical analysis and data visualization techniques to derive actionable business insights.
• Strong knowledge of data sourcing, quality assessment, and management within complex business environments.
• Expertise in model validation, tuning, and lifecycle management to ensure robust and scalable solutions.
• Ability to translate business requirements into technical strategies and lead cross-functional teams effectively.
• Familiarity with cloud platforms such as AWS SageMaker for scalable model development and deployment.
• Demonstrated leadership in mentoring associates and driving continuous improvement in data science practices.
• Bachelors degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 5 years' experience in an analytics related field.
• Masters degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 3 years' experience in an analytics related field.
• 7 years' experience in an analytics or related field

Nice To Haves

• Data science, machine learning, optimization models, PhD in Machine Learning, Computer Science, Information Technology, Operations Research, Statistics, Applied Mathematics, Econometrics,
• Publications or active peer reviewer in related journals or conference,
• 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.

Responsibilities

• Develop and implement advanced machine learning models to address complex business challenges and drive data-informed decisions.
• Lead exploratory data analysis, feature engineering, and statistical modeling to extract actionable insights from data sources.
• Collaborate with cross-functional teams to translate business requirements into scalable data science solutions aligned with strategic objectives.
• Oversee model validation, tuning, deployment, and lifecycle management to ensure accuracy, robustness, and sustainability.
• Mentor and guide team members on analytical techniques, coding best practices, and data visualization to enhance overall team capability.
• Communicate findings effectively to stakeholders, supporting data-driven decision-making and continuous improvement initiatives.

Benefits

• 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.
• 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.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 5,001-10,000 employees