(USA) Principal, Data Scientist
Role details
Job location
Tech stack
Job description
Role summary: The Principal Data Scientist will lead the development and deployment of advanced analytical models and machine learning solutions to address complex business challenges. This role requires deep expertise in coding, statistical analysis, and data visualization to translate business requirements into impactful data-driven strategies. The position involves mentoring team members, collaborating cross-functionally, and ensuring the delivery of scalable, high-quality solutions that drive measurable business value. The successful candidate will apply rigorous testing, validation, and continuous improvement practices while aligning technical efforts with organizational objectives. About the team: The team specializes in data governance and preparing data for AI applications using scalable, cloud-native platforms and model-driven design. It manages the full software development lifecycle with a focus on high availability and reliability. Collaborating across functions, the team defines clear problems and delivers solutions aligned with business objectives. Committed to technical excellence, it drives continuous improvement through innovative tools, architectural standards, and knowledge sharing. This group plays a key role in advancing Walmart's engineering vision and evolving platform capabilities to effectively support AI and machine learning integration. What you'll do:
- Develop, test, and deploy advanced data science solutions using programming languages such as Python and SQL.
- Analyze complex business problems to design effective, data-driven strategies aligned with organizational goals.
- Identify and validate appropriate data sources, ensuring data quality and relevance for modeling efforts.
- Lead the creation and evaluation of analytical models, applying machine learning and statistical techniques to generate actionable insights.
- Collaborate with stakeholders to translate business requirements into scalable data science initiatives.
- Mentor team members on technical approaches, model development, and best practices.
- Communicate findings through compelling data visualizations and presentations to influence decision-making.
Requirements
- Extensive experience in developing and testing code using languages such as Python, SQL, and Java.
- Proficiency in machine learning algorithms, deep learning, and advanced statistical analysis techniques.
- Strong knowledge of data source identification, data quality assessment, and data strategy implementation.
- Ability to translate complex business problems into analytical models and actionable insights.
- Expertise in deploying, monitoring, and scaling machine learning models in production environments.
- Skilled in data visualization tools and techniques to effectively communicate findings.
- Proven leadership in mentoring teams and driving cross-functional collaboration., 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 Walmart's accessibility standards and guidelines for supporting an inclusive culture.
Benefits & conditions
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 https://one.walmart.com/notices. 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. 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 $143,000.00 - $286,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include : - Stock, Discount Card
Get 10% off
Walmart associates are eligible for a 10% discount card on most regular-priced items and fresh produce in-store and on select items at Walmart.com. Eligible after 90 days of employment.
Live Better U
100% covered
Earn a degree or in-demand skills certificates with no debt- Walmart covers 100% of tuition and books. Live Better U offers 60+ programs for Associates to pursue their dreams.
Walmart Academy
Grow your skills
Ready to grow your career? Walmart Academy offers job-specific retail training and leadership courses to help Associates reach their career goals.
Financial perks
Enjoy 401(k) matching and stock purchase plans.
Paid time off
Take a break as needed for vacation, sick leave, holidays, parental leave, and more
Comprehensive health benefits
Medical, dental, vision, and wellness programs for you and your family
Wellbeing programs
Access mental health resources and assistance programs for life's challenges
Career growth opportunities
Training, leadership programs, and clear paths to advance.
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Life at Walmart
Imagine a workplace surrounded by innovation. At Walmart's new Home Office in Bentonville, Arkansas, we're redefining what it means to work at a global leader.
Set on 350 acres of thoughtfully revitalized land, our new campus seamlessly integrates the charm of Northwest Arkansas with cutting edge design and technology. From biking trails and outdoor courtyards to flexible, tech-enabled workspaces, every detail reflects our commitment to sustainability, connection, and culture.
With amenities like on-site childcare at our Little Squiggles Children's Enrichment Center, the Walton Family Whole Health & Fitness Center, and a vibrant food hall featuring local and international favorites, we're creating a space where work-life balance isn't just a goal-it's a reality. Beyond the campus, Bentonville offers a dynamic lifestyle with world-class dining, art at the Crystal Bridges Museum, and countless outdoor activities.
Whether you're exploring High South cuisine, enjoying live performances at our new amphitheater, or cycling the Razorback Greenway, you'll experience the perfect blend of small-town charm and big-city amenities.
Join us at Walmart and grow your career alongside a community that feels like home.