Senior Data Scientist

Walmart

Senior Data Scientist at Walmart Global Tech applying advanced data science techniques to solve business problems. Collaborating with teams to drive data-driven solutions and mentoring junior analysts.

Posted 5/27/2026full-timeSunnyvale • California • 🇺🇸 United StatesSenior💰 $117,000 - $234,000 per yearWebsite

Tech Stack

Tools & technologies

PythonScalaSpark

About the role

Key responsibilities & impact

Applying advanced data science and machine learning techniques to solve complex business problems
Identifying and validating data sources
Developing and deploying scalable analytical and machine learning models
Writing and testing production-quality code
Performing model evaluation, tuning, validation, and monitoring
Creating effective data visualizations
Translating business problems into ML and analytical solutions
Collaborating cross-functionally with product, engineering, and business teams
Mentoring junior team members

Requirements

What you’ll need

Bachelor’s degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology, or related field and 3 years' experience in an analytics related field
Master’s degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology, or related field and 1 years' experience in an analytics related field
5 years' experience in an analytics or related field
Data science
machine learning
optimization models
Successful completion of one or more assessments in Python, Spark, Scala, or R

Benefits

Comp & perks

401(k) match
stock purchase plan
paid maternity and parental leave
PTO
multiple health plans
company-paid life insurance
short-term and long-term disability
company discounts
Military Leave Pay
tuition, books, and fees are completely paid for by Walmart

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

data sciencemachine learningoptimization modelsPythonSparkScalaRdata visualizationmodel evaluationproduction-quality code

Soft Skills

collaborationmentoringproblem-solvingcommunication