(USA) Senior, Data Scientist

Job description

Role summary

As a Senior Data Scientist at Walmart, you will leverage advanced analytical techniques and machine learning to transform complex data into actionable business insights. This role requires expertise in data sourcing, model development, validation, and deployment to support scalable solutions that drive strategic decisions. You will collaborate across functions to align data strategies with business objectives, ensuring data quality and relevance.

Your proficiency in programming, visualization, and predictive modeling will enable you to mentor peers and influence stakeholders, contributing to continuous improvement and innovation within a dynamic, data-driven environment.

About the team

Our team combines advanced expertise in data engineering, software engineering, data science, and business analysis to deliver precise, production-ready solutions aligned with business objectives. We develop enterprise-scale machine learning systems integral to every customer transaction at Walmart, focusing on extracting and processing product attributes that ensure accurate taxation across all sales channels. Our work impacts every checkout and receipt, driving significant real-world outcomes.

Collaborating closely with business stakeholders, we translate complex goals into scalable AI applications, continuously enhancing model performance to support Walmart’s operational excellence and innovation.

What you'll do

Identify and source relevant data from multiple business domains, ensuring data quality and suitability for analysis. Develop, test, and deploy advanced analytical models using machine learning and statistical techniques to solve complex business problems. Perform exploratory data analysis and feature engineering to enhance model accuracy and business insights. Collaborate with stakeholders to translate business requirements into data-driven solutions aligned with strategic objectives.

Create clear, impactful data visualizations and presentations to communicate findings and influence decision-making. Mentor junior team members on modeling techniques, coding best practices, and data science methodologies. Support scalability and sustainability of deployed models through continuous evaluation and optimization.

What you'll bring

Extensive experience in data science with strong proficiency in Python and SQL for code development and testing. Expertise in machine learning techniques including predictive modeling, model assessment, tuning, and validation. Solid knowledge of data visualization tools and best practices to effectively communicate complex data insights. Proven ability to identify and source relevant data, ensuring data quality and alignment with business requirements.

Understanding of model deployment, scalability, and MLOps to support production environments. Strong analytical skills to translate business problems into data-driven solutions using advanced statistical methods. Experience mentoring junior associates and collaborating cross-functionally to deliver impactful results. 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 https://one.walmart.com/notices . 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

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.