Principal Data Scientist Associate AI experience

Position Summary...

What youll do...

We are seeking a Principal Data Scientist to provide technical leadership and longterm vision for nextgeneration AI systems and platforms. This senior individual contributor will drive breakthrough system design and advanced solution development that transforms Walmart at scale. The role combines deep technical expertise (ML simulation optimization agentic AI) with crossfunctional influence mentoring of senior talent and delivery of highimpact productionized solutions. You will be a great fit if: - You architect end-to-end ML/AI systems from feature engineering through production deployment and monitoring - Youve built and shipped multiple autonomous AI agents (not just experimented with LLM APIs) - Youre Level 5 on Steve Yegges Vibe Coding scale and can ship production systems through AI-assisted development - You combine deep statistical rigor with practical business impact
About the Team TheAssociate AI Experiencesteam applies advanced data science machine learning and agentic AI to solve high-impact business problems across Walmart globally. Youll build production Agentic systems deploy autonomous AI agents and translate complex data into actionable insights that drive measurable business value at massive scale. Our team builds intelligent platforms agents and ML-powered solutions that make associates jobs easier faster and more fulfilling across stores fulfillment centers distribution centers and home office. We leverage the Element LLM Gateway to safely access state-of-the-art language models while keeping all data within Walmarts network. Our work spans NLP computer vision time series forecasting and multi-agent AI systems at enterprise scale.

What Youll Do

• Build and deploy production ML systems end-to-end: data pipelines feature stores model training serving layers monitoring and feedback loops at scale
• Provide technical visionand lead advanced development in agentic AI reinforcement learning and simulation.
• Architect and deploy large-scale AI systems and autonomous AI agents conversational assistants predictive agents with tool-calling and multi-agent orchestration systems using LangChain Pydantic AI and RAG patterns
• Design agentic evaluation frameworks that benchmark agent performance across task completion code quality and multi-step reasoning accuracy
• Deploy NLP pipelines at enterprise scale semantic similarity across millions of records using BERT/SBERT embeddings and vector search (FAISS)
• Lead high-impact projects end-to-end; problem framing modeling prototyping production architecture and rollout.
• Author and review technical designs and standards; present findings to senior leadership.
• Mentor senior scientists and engineers on advanced modeling techniques feature engineering and experimentation design - raising the technical bar across teams.
• Establish best practices for model validations experiemention and safe deployment of AI systems.
• Influence roadmap prioritization and long-term strategy for AI and simulation capabilities.
• Present insights to senior leadership with compelling data visualization quantified business impact and clear confidence intervals.

What Youll Bring

• Deep expertise in ML algorithms (XGBoost CatBoost LightGBM Random Forest AutoML) and deep learning (PyTorch transformer architectures).
• Production experience with NLP (BERT SBERT FAISS RAG) computer vision (YOLO CLIP) and time series forecasting (ARIMA Prophet).
• Hands-on experience building and orchestrating multiple AI agents with LangChain RAG tool integration and memory management.
• Multi-cloud ML platform proficiency AWS SageMaker AND GCP (Vertex AI BigQuery BigQuery ML).
• Strong Python skills (Pandas NumPy Scikit-learn) with containerization (Docker) and MLOps practices.
• Advanced statistical analysis experiment design and causal inference
• Experience deploying production-grade AI systems at scale.
• Ability to translate complex analytical results into clear business recommendations for non-technical stakeholders.

Minimum Qualifications

• Masters degree in Statistics Economics Analytics Mathematics Computer Science Information Technology or related field AND 5 years experience in data science or Machine Learning roles with demonstrated impact.

Preferred Qualifications

• PhD in AI Machine Learning Computer Science Information Technology Statistics Applied Mathematics Econometrics or related field with relevant industry experience.

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 Sams Club facilities. Programs range from high school completion to bachelors 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 .
Bentonville Arkansas US-10735: The annual salary range for this position is $110000.00 - $220000.00
Bellevue Washington US-11663: The annual salary range for this position is $132000.00 - $264000.00
Sunnyvale California US-11807: The annual salary range for this position is $143000.00 - $286000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include :
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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 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 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 Walmarts accessibility standards and guidelines for supporting an inclusive culture.

Primary Location...

2501 Se J St Ste A Bentonville AR 72716-3724 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.