(USA) Principal, Data Scientist - Generalist

Position Summary

The Principal Data Scientist in the Data Science team will play a crucial role as an architect, leading AI explorations, research, algorithmic solution creation, and fast prototyping aimed to deliver impactful initiatives within the Sam's Club division of Walmart Inc. The position involves developing the foundational ML/AI models that will drive a tailored and enjoyable member experience across our eCommerce, Scan & Go, and in-club shopping interactions.

What you'll do

• Develop large-scale production systems
• Knowledge of Search, information retrieval and ranking systems
• Experience building large scale ML systems in public cloud like Azure, Google etc
• Experience in applied machine learning, familiar with one or more of the algorithms such as Collaborative Filtering, Matrix Factorization, Factorization Machines, Word2vec, Deep Neural Networks, Wide and Deep etc
• Programming language (Python, Java, R or Scala) and Large-scale training using data structures and algorithms
• Machine Learning Software such as Tensorflow/Pytorch, Caffe, Scikit-Learn, or Spark MLLib
• Experience with cloud environments such as Azure, Google Cloud, etc.
• Solid MLOps practices including good design documentation, unit testing, integration testing and source code control (git)
• Experienced with agile methodologies using project planning and tracking management tools e.g., JIRA
• Naturally curious on how things work and excited by solving challenges at the scale of a Fortune 1 Retailer

What you'll do: You’ll sweep us off our feet if...

• Leading a team of Data Scientists and Engineers focused on backend software infrastructure for powering AI/ML solutions
• Closely with Product and engineering leaders to inform, drive and accelerate innovations in discovery experiences via Insights, frameworks, causal inference solutions and machine learning prototypes
• Executing full life cycle of projects through project planning, data collection, model prototyping and deployment, with responsibilities encompassing stakeholder management and communication to cross-functional partners
• Building MLOps framework to create, build and deploy data science algorithms continuously test and personalize user experience

At Sam's Club, 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, 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

Benefits

• 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

Minimum Qualifications

• Bachelor's 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

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)
• Knowledge of accessibility best practices and joining us as we continue to create accessible products and services following Walmart’s accessibility standards and guidelines for supporting an inclusive culture