(USA) Staff, Data Scientist

Walmart•Boston, MA

1d•Onsite

About The Position

Walmart is seeking a Staff Data Scientist to leverage advanced analytics and machine learning techniques to solve complex business challenges. This role involves identifying and sourcing relevant data, developing predictive models, and delivering actionable insights that drive strategic decisions. The successful candidate will collaborate across functions to translate business needs into data-driven solutions, ensuring model accuracy and scalability. Expertise in data visualization and communication is essential to effectively present findings to stakeholders. This position supports Walmart’s commitment to innovation and operational excellence through data science. The Sandman/Ad-tech team comprises skilled Machine Learning Engineers, Data Scientists, and Full Stack technologists dedicated to delivering scalable, data-driven solutions for Walmart. This multidisciplinary group combines AI, software engineering, and data science to develop autonomous AI agents, deploy reliable applications, and build core engineering capabilities at enterprise scale. By leveraging data, AI, and agile methodologies, the team drives innovation that enhances operational efficiency and supports Walmart’s mission. Collaboration within the team fosters the creation of intelligent systems that improve business performance across the organization.

Requirements

Proven expertise in predictive analytics, machine learning algorithms, and data science methodologies.
Proficiency in Python programming and advanced data visualization tools such as Matplotlib, Plotly, Tableau, or PowerBI.
Strong understanding of data strategy, including data quality standards, governance, and scalable data storage solutions.
Experience with model assessment, validation techniques, and deployment in production environments.
Ability to translate complex business requirements into analytical models and actionable insights.
Knowledge of database technologies including SQL and NoSQL systems.
Demonstrated capability to communicate technical findings effectively to business stakeholders.
Bachelors degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 4 years' experience in an analytics related field OR Masters degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 2 years' experience in an analytics related field OR 6 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.
Successful completion of one or more assessments in Python, Spark, Scala, or R.
Using open source frameworks (for example, scikit learn, tensorflow, torch).
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.
Knowledge of accessibility best practices and joining Walmart to create accessible products and services following Walmart’s accessibility standards and guidelines for supporting an inclusive culture.

Responsibilities

Identify and source relevant data from multiple business domains and databases to support analytics initiatives.
Perform data quality assessments and ensure data suitability for modeling and analysis.
Develop, validate, and tune predictive models using advanced statistical and machine learning techniques.
Create clear and impactful data visualizations to communicate insights to stakeholders.
Translate complex business problems into data-driven solutions aligned with strategic objectives.
Collaborate with cross-functional teams to deploy models and monitor performance in production environments.
Mentor junior team members on analytical methods and best practices.

Benefits

Competitive pay
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 leave
Short-term disability
Long-term disability
Company discounts
Military Leave Pay
Adoption and surrogacy expense reimbursement
Live Better U (Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities, covering tuition, books, and fees for high school completion to bachelor's degrees, including English Language Learning and short-form certificates).