(USA) Data Scientist III

Walmart; Sunnyvale (CA); On-site; USD 117,000 - 234,000; Full time

Benefits offered by this job

Health benefits

401(k)

Stock purchase plan

Paid time off

Live Better U education program

Career growth opportunities

Job summary

Walmart is seeking a Data Scientist III in Sunnyvale to advance data-driven decision-making by applying advanced analytical modeling, statistical methods, and machine learning. You will develop, validate, and deploy scalable models to unlock business value from complex data and collaborate across functions to translate challenges into data solutions.

The Applied AI team builds advanced search and personalization systems, leveraging ML, deep learning, and generative AI to improve product

Qualifications

• Bachelor's or Master’s degree in a quantitative field with analytics focus.
• Minimum 2 years in analytics or related field (per option 1) or 4 years experience (per option 3).
• Experience with statistical methods and ML modeling.

Responsibilities

• Develop predictive models using statistical and ML techniques.
• Perform exploratory data analysis and feature engineering.
• Collaborate with cross-functional teams to deploy scalable models.
• Ensure data quality and governance across the data lifecycle.
• Develop and optimize analysis code in SQL and Python.
• Communicate findings through visualizations and reports.
• Mentor junior team members on modeling practices.

Skills

SQL

Python

R

Data analysis

Data governance

Data visualization

Communication

Mentoring

Education

Bachelor's degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field

Master's degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field

Tools

AWS SageMaker

SQL tooling

Python environments

Job description

Position Summary...

What you'll do...

Role summary: Walmart is seeking a Data Scientist III to advance data-driven decision-making by applying advanced analytical modeling, statistical methods, and machine learning techniques. This role involves developing, validating, and deploying scalable models that unlock business value from complex data sets. The successful candidate will collaborate across functions to translate business challenges into data solutions, ensuring data quality and governance standards are met. They will also mentor junior team members and support continuous improvement initiatives, contributing to Walmart’s commitment to operational excellence and innovation through data insights.

About the team: The Applied AI team develops advanced Search and Personalization solutions to enhance the shopping experience by making it more relevant and intuitive. Leveraging machine learning, deep learning, and generative AI, the team builds scalable systems for efficient product discovery. Team members collaborate closely, applying expertise in algorithms and solution design to deliver impactful results aligned with business goals. The team maintains a professional environment focused on technical excellence, continuous improvement, and customer-centric innovation, driving meaningful advancements in data science and artificial intelligence.

What you'll do:

• Apply advanced statistical and machine learning techniques to develop predictive models and extract actionable insights from complex data sets.
• Conduct exploratory data analysis, feature selection, and hypothesis testing to support data-driven decision-making.
• Collaborate with cross-functional teams to translate business requirements into analytical solutions and scalable model deployments.
• Ensure data quality and governance standards are maintained throughout the data lifecycle.
• Develop, test, and optimize code using programming languages such as SQL and Python to support analytical workflows.
• Communicate findings through effective data visualization and reporting to influence business strategies.
• Mentor junior team members on modeling and analytical best practices.

What you’ll bring:

• Proven expertise in data management, data quality standards, and governance to ensure reliable and scalable data ecosystems.
• Strong proficiency in SQL and programming languages such as Python or R for advanced data analysis and model development.
• Experience applying statistical methods, machine learning algorithms, and predictive modeling techniques to solve complex business problems.
• Ability to conduct exploratory data analysis, feature engineering, and model validation using appropriate optimization and testing methods.
• Familiarity with big data analytics platforms and tools, including AWS SageMaker, to support model deployment and scalability.
• Solid understanding of business requirements and domain knowledge to translate data insights into actionable recommendations.

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 $117,000.00 - $234,000.00. Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include:

• Stock

Minimum Qualifications

Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications.

• Option 1: Bachelors degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 2 years' experience in an analytics or related field.
• Option 2: Masters degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field.
• Option 3: 4 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

815 Eleventh Ave, Sunnyvale, CA 94089-4731, 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 is 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.

Benefits you’ll enjoy

Discount Card

Get 10% off

Walmart associates are eligible for a 10% discount card on most regular-priced items and fresh produce in-store and on select items at Walmart.com. Eligible after 90 days of employment.

Live Better U

100% covered

Earn a degree or in-demand skills certificates with no debt- Walmart covers 100% of tuition and books. Live Better U offers 60+ programs for Associates to pursue their dreams.

Ready to grow your career? Walmart Academy offers job-specific retail training and leadership courses to help Associates reach their career goals.

Enjoy 401(k) matching and stock purchase plans.

Paid time off

Take a break as needed for vacation, sick leave, holidays, parental leave, and more

Medical, dental, vision, and wellness programs for you and your family

Access mental health resources and assistance programs for life’s challenges

Training, leadership programs, and clear paths to advance.

Imagine a workplace surrounded by innovation. At Walmart’s new Home Office in Bentonville, Arkansas, we’re redefining what it means to work at a global leader.

Set on 350 acres of thoughtfully revitalized land, our new campus seamlessly integrates the charm of Northwest Arkansas with cutting edge design and technology. From biking trails and outdoor courtyards to flexible, tech-enabled workspaces, every detail reflects our commitment to sustainability, connection, and culture.

With amenities like on-site childcare at our Little Squiggles Children’s Enrichment Center, the Walton Family Whole Health & Fitness Center, and a vibrant food hall featuring local and international favorites, we’re creating a space where work-life balance isn’t just a goal—it’s a reality.

Beyond the campus, Bentonville offers a dynamic lifestyle with world-class dining, art at the Crystal Bridges Museum, and countless outdoor activities.

Whether you’re exploring High South cuisine, enjoying live performances at our new amphitheater, or cycling the Razorback Greenway, you’ll experience the perfect blend of small-town charm and big-city amenities.

Join us at Walmart and grow your career alongside a community that feels like home.

This isn’t just a workplace—it’s a destination for leaders eager to make a difference.