Senior, Data Scientist

Position: (USA) Senior, Data Scientist
Position Summary...

What you'll do...

Role summary:

As a Senior Data Scientist at Walmart, you will leverage advanced analytical techniques and domain expertise to identify, develop, and deploy data-driven solutions that support strategic business objectives. This role involves designing robust models, ensuring data quality, and translating complex data into actionable insights through effective visualization and communication. You will collaborate across functions to align data initiatives with business priorities, mentor team members, and contribute to scalable, sustainable analytical frameworks that drive measurable value and innovation within the organization.

About the team:

Our team leads last-mile strategy to enhance customer experience, operational efficiency, and cost performance across Walmart's delivery network. We specialize in optimizing catchment areas, sourcing, depot operations, and delivery capabilities to provide faster, reliable, and cost-effective fulfillment solutions. By leveraging advanced data science, machine learning, and data visualization techniques, the team drives actionable insights that improve service quality and operational outcomes.

Collaboration and innovation are central to our approach, ensuring continuous improvement in meeting business goals and delivering value to customers through data-driven decision-making.

What you'll do:

* Identify and evaluate data sources aligned with business requirements and quality standards.

* Develop, test, and deploy analytical models using advanced statistical and machine learning techniques.

* Perform data quality assessments and ensure data integrity across distributed systems.

* Translate complex business problems into data-driven solutions and actionable insights.

* Create clear, impactful visualizations to communicate findings to stakeholders.

* Collaborate with cross-functional teams to integrate models into production environments.

* Mentor junior associates on data science methodologies and best practices.

* Support data strategy by applying governance, scalability, and accessibility principles.

What you'll bring:

* Extensive experience in data science and machine learning, with proficiency in Python programming.

* Strong knowledge of data source identification, data quality assessment, and database technologies including SQL and No

SQL.

* Expertise in analytical modeling techniques, model validation, tuning, and deployment for scalable production use.

* Proficiency in data visualization tools and best practices to effectively communicate complex data insights.

* Ability to translate business requirements into data-driven solutions with a clear understanding of business context.

* Experience mentoring junior associates and collaborating cross-functionally to deliver impactful data insights.

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…