(USA) Principal, Data Scientist
About The Position
As a Principal Data Scientist at Walmart, you will lead the development and deployment of advanced analytical models and machine learning solutions that drive strategic business decisions. This role requires deep expertise in coding, statistical analysis, and Deep learning solutions to translate complex data into actionable insights. You will collaborate across functions to identify data sources, design scalable solutions, and mentor team members. Your work will directly impact business outcomes by applying innovative techniques and ensuring the integrity and effectiveness of data-driven initiatives within a dynamic, technology-focused environment. About the team: The Applied AI team develops intelligent Search and Personalization solutions that enhance the shopping experience by making it more relevant and intuitive. Leveraging advanced machine learning and generative AI technologies, the team designs scalable systems that help customers find the right products effortlessly. Members collaborate to apply expertise in algorithms, deep learning, and solution design, ensuring innovative and effective applications. The team is committed to continuous improvement, delivering impactful results that align with business goals while fostering a professional environment focused on technical excellence and customer-centric innovation.
Requirements
- Extensive experience in ML, deep learning, and Embedding strategies to develop and deploy scalable data science solutions.
- Proficiency in programming languages including Python and SQL, with strong coding and testing capabilities.
- Expertise in data strategy, quality assessment, and source identification to ensure reliable and fit-for-purpose data.
- Demonstrated ability to design, validate, and optimize analytical models using techniques such as Bayesian inference and neural networks.
- Skilled in MLOps practices and cloud platforms like GCP for model deployment and lifecycle management.
- Strong business acumen to translate complex data insights into actionable strategies aligned with organizational goals.
- Experience mentoring teams and guiding technical development to foster continuous innovation.
- Bachelors degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 5 years' experience in an analytics related field.
- Masters degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 3 years' experience in an analytics related field.
- 7 years' experience in an analytics or related field
Nice To Haves
- 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.
Responsibilities
- Develop, test, and deploy advanced machine learning models and AI solutions aligned with business requirements.
- Analyze complex business problems to design data-driven strategies and quantify their impact.
- Identify, assess, and validate data sources ensuring quality and relevance for modeling and analytics.
- Lead model evaluation, tuning, and lifecycle management to ensure accuracy, robustness, and scalability.
- Collaborate with stakeholders to translate business needs into technical solutions and actionable insights.
- Mentor team members on analytical methods, coding standards, and emerging technologies.
- Communicate findings through effective data visualization and storytelling to influence decision making.
Benefits
- performance-based bonus awards
- medical coverage
- vision coverage
- dental coverage
- 401(k)
- stock purchase
- company-paid life insurance
- PTO (including sick leave)
- parental leave
- family care leave
- bereavement
- jury duty
- voting
- short-term disability
- long-term disability
- company discounts
- Military Leave Pay
- adoption and surrogacy expense reimbursement
- PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes
- 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.
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What This Job Offers
Job Type
Full-time
Career Level
Principal
