Causal Inference Machine Learning Postdoctoral Jobs in New Jersey

Position Summary... What you'll do...Role summary:
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 data architecture, statistical analysis, and coding to translate complex business challenges into scalable, data-driven solutions. You will collaborate across functions to identify data sources, validate models, and ensure impactful insights. By mentoring teams and applying innovative techniques, you will enhance Walmart’s data capabilities and contribute to delivering measurable business value through rigorous analysis and technology-driven strategies.
About the team:
At Walmart Connect, the AdTech Engineering team builds advanced platforms and AI-driven solutions that unify advertising, commerce, and data. The team tackles complex challenges including automated media generation and next-generation AI systems to improve operations for advertisers, sellers, and internal partners. Utilizing extensive first-party data and an AI-first approach, the team pioneers intelligent agents and autonomous workflows that shape the future of retail advertising. Engineers contribute to impactful products that drive measurable outcomes, accelerate growth, and influence millions of customer journeys daily, applying expertise in machine learning, data architecture, and advanced analytics.
What you'll do:

• Develop, test, and deploy advanced data science solutions using programming languages such as Python and SQL to address complex business challenges.
• Analyze business problems to identify root causes and recommend data-driven approaches aligned with strategic objectives.
• Identify, source, and validate high-quality data from to support analytical modeling and insights generation.
• Design and implement machine learning models, including feature engineering and validation, to drive predictive and prescriptive analytics.
• Collaborate with stakeholders to translate business requirements into actionable data strategies and visualization frameworks.
• Mentor team members on analytical techniques, coding best practices, and model development.
• Monitor model performance and ensure sustainability through lifecycle management and continuous improvement.

What you'll bring:

• Extensive experience in machine learning algorithms, deep learning, and advanced statistical analysis.
• Proficiency in Python programming and familiarity with full model deployment life cycle. 
• Strong knowledge of data architecture, causal inference, and agentic AI systems.
• Demonstrated ability to develop, test, and deploy robust analytical models using variety of data sources.
• Expertise in translating complex business problems into data-driven solutions with measurable impact.
• Proven leadership skills in mentoring teams and guiding technical development.
• Ability to communicate insights effectively through advanced data visualization and storytelling techniques.

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 $132,000.00 - $264,000.00 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 Walmart’s accessibility standards and guidelines for supporting an inclusive culture. Primary Location... 221 River St, Hoboken, NJ 07030, 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.