The Role
Lead design, build, and production deployment of ML and LLM/agentic systems (RAG, tool-calling). Architect scalable, observable solutions, set technical direction, mentor data scientists, and partner with product and engineering to deliver measurable business impact.
Summary Generated by Built In
Position Summary...What you'll do...Role summary:
Walmart is seeking a Principal Data Scientist to lead advanced analytics initiatives that drive strategic business decisions. This role involves developing and deploying machine learning models, performing complex data analysis, and collaborating across functions to translate business challenges into data-driven solutions. The ideal candidate will apply expertise in statistical modeling, software engineering, and data visualization to deliver impactful insights. Additionally, this position requires mentoring team members, ensuring model robustness, and supporting scalable deployment to enhance Walmart’s data capabilities and operational effectiveness.
About the team:
Sam’s Club Applied AI Labs develops advanced AI solutions that empower merchants and club teams to make faster, data-driven decisions. The team delivers impactful machine learning and agentic tools across assortment, pricing, and replenishment, transforming data into actionable insights used daily throughout the business. Operating with high ownership, the team manages projects end to end, focusing on real-world adoption and measurable impact. Members collaborate closely to build scalable AI systems that drive business value, continuously innovating and deploying solutions that enhance operational efficiency and decision-making across the organization.
What you'll do:
What you'll bring:
-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, parental leave, family care leave, bereavement, jury duty, and voting. 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.
- Other benefits include short-term and long-term disability, company discounts, Military Leave Pay, adoption and surrogacy expense reimbursement, and more.
Live Better U is a company 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 $110,000.00 - $220,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include Regional Pay Zone (RPZ) (based on location).
Walmart is seeking a Principal Data Scientist to lead advanced analytics initiatives that drive strategic business decisions. This role involves developing and deploying machine learning models, performing complex data analysis, and collaborating across functions to translate business challenges into data-driven solutions. The ideal candidate will apply expertise in statistical modeling, software engineering, and data visualization to deliver impactful insights. Additionally, this position requires mentoring team members, ensuring model robustness, and supporting scalable deployment to enhance Walmart’s data capabilities and operational effectiveness.
About the team:
Sam’s Club Applied AI Labs develops advanced AI solutions that empower merchants and club teams to make faster, data-driven decisions. The team delivers impactful machine learning and agentic tools across assortment, pricing, and replenishment, transforming data into actionable insights used daily throughout the business. Operating with high ownership, the team manages projects end to end, focusing on real-world adoption and measurable impact. Members collaborate closely to build scalable AI systems that drive business value, continuously innovating and deploying solutions that enhance operational efficiency and decision-making across the organization.
What you'll do:
- Architect and scale agentic AI copilots that help merchants and business teams make faster, sharper decisions.
- Design and ship LLM and agentic systems — tool-calling, retrieval, multi-step reasoning — from prototype to production.
- Build rigorous evaluation, guardrails, and observability so AI solutions stay accurate, safe, and trusted at scale.
- Turn complex business workflows and large datasets into reliable, high-impact AI capabilities.
- Partner with product, engineering, and business stakeholders to translate real problems into technical solutions.
- Set technical direction and mentor data scientists on agentic AI, modeling, and engineering best practices.
What you'll bring:
- Deep experience building and deploying machine learning and LLM/agentic systems in production.
- Strong Python and SQL, with solid software engineering and MLOps/LLMOps skills.
- Hands-on expertise with agentic frameworks, tool-calling, retrieval-augmented generation, and prompt and evaluation design.
- Proven ability to design evaluation, guardrails, and observability for generative AI.
- Skill translating ambiguous business needs into scalable, well-architected AI solutions.
- A track record of technical leadership — setting direction, raising the bar, and mentoring teams.
- A bias for impact: you measure success by real adoption and business outcomes, not demos.
-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, parental leave, family care leave, bereavement, jury duty, and voting. 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.
- Other benefits include short-term and long-term disability, company discounts, Military Leave Pay, adoption and surrogacy expense reimbursement, and more.
Live Better U is a company 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 $110,000.00 - $220,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include Regional Pay Zone (RPZ) (based on location).
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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 5 years' experience in an analytics related field. Option 2: Masters degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 3 years' experience in an analytics related field. Option 3: 7 years' experience in an analytics or related fieldPreferred 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, 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.Primary Location...2101 Se Simple Savings Dr, Bentonville, AR 72712-4304, United States of AmericaWalmart 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.Skills Required
- Bachelor's degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 5 years' analytics experience (or Master's + 3 years, or 7 years' analytics experience)
- Experience building and deploying machine learning and LLM/agentic systems in production
- Strong Python and SQL skills
- Solid software engineering and MLOps/LLMOps capabilities
- Hands-on expertise with agentic frameworks, tool-calling, and retrieval-augmented generation
- Experience with prompt and evaluation design, guardrails, and observability for generative AI
- Ability to translate ambiguous business needs into scalable technical solutions
- Proven technical leadership experience, including mentoring and setting technical direction
- Experience with open-source ML frameworks (scikit-learn, TensorFlow, PyTorch) and big-data tools (Spark, Scala, R)
- Background in optimization models, PhD or publications, accessibility/WCAG knowledge, or completed assessments in Python/Spark/Scala/R
Walmart Global Tech Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Walmart Global Tech and has not been reviewed or approved by Walmart Global Tech.
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Strong & Reliable Incentives — Compensation packages typically include base pay, performance bonuses, and stock awards, with access to an employee stock purchase plan. Feedback suggests annual bonus structures and stock grants are a consistent part of total compensation in many roles.
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Retirement Support — Retirement offerings include a company 401(k) match and stock purchase options that support long‑term savings. Feedback suggests these programs are a notable strength within the overall package.
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Parental & Family Support — Family benefits feature paid parental leave and adoption assistance, alongside tax‑advantaged accounts for healthcare spending. Feedback suggests these supports contribute meaningfully to perceived total rewards value.
Walmart Global Tech Insights
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The Company
What We Do
Walmart has a long history of transforming retail and using technology to deliver innovations that improve how the world shops and empower our 2.2 million associates. It began with Sam Walton and continues today with Global Tech associates working together to power Walmart and lead the next retail disruption. We’re a high-performing, primarily virtual workforce that is human-led and tech-empowered. Our world-class software engineers, data scientists and engineers, cybersecurity professionals, product managers and business service professionals work with top talent on cutting-edge technologies that create unique and innovative experiences for our associates, customers and members across Walmart, Sam’s Club and Walmart International. At Walmart Global Tech, one line of code or bold idea can make life easier for hundreds of millions of people – talk about epic impact at a global scale.
