USA) Staff, Data Engineer

Position Summary... What you'll do...Role summary:
As a Staff Data Engineer at Walmart, you will design and implement scalable data solutions that support complex business needs across multiple domains. This role involves developing and optimizing data pipelines, ensuring data quality, and enabling seamless integration of multiple data sources. You will collaborate with stakeholders to translate business requirements into effective technical solutions while adhering to regulatory and compliance standards.

Leveraging expertise in cloud platforms, automation, and advanced data modeling, you will drive innovation and operational excellence to empower data‑driven decision-making across the organizatio specially in the privacy, de‑identification and tokenization pipelines.

About the team:
Walmart’s Consumer Health & Data Solutions team develops data‑driven products that support healthier eating and informed wellness decisions. As a Staff Data Engineer, you will operate and enhance de‑identification and tokenization pipelines on on‑premises platforms using CLI workflows. The team also advances health‑focused web pages and chatbot features that helps in the health domain. This position help with managing data sourcing, experimentation, evaluation, and production.

Collaboration with product, data science, other data engineers is key, with ownership of model quality, insights, and measurable impact. This role emphasizes data engineering expertise, compliance, and delivering scalable, high‑quality solutions.

What you'll do:

• Collaborate with stakeholders and translate complex business requirements into scalable data solutions
• Operate and evolve our de‑identification and tokenization pipelines running on two on‑prem vendor platforms via CLI driven workflows
• Build transformations and joins that adjust data granularity to satisfy our risk thresholds under our Expert Determination methodology.
• Own daily/weekly refresh cycles feeding internal analytics and external pharma partners.
• Translate HIPAA, DGC, and Expert Determination requirements into engineering controls alongside Legal, Privacy, and Compliance.
• Implement data governance practices ensuring compliance with regulatory and ethical standards
• Automate workflows and optimize ETL processes using modern tools and cloud platforms.
• Conduct data quality assessments and metadata management

What you'll bring:

• Demonstrated capability to translate complex business requirements into scalable data solutions.
• Proven expertise in data engineering, including data pipeline management and large‑scale data processing.
• Strong proficiency in Python, SQL, and ETL frameworks for data transformation and integration.
• Experience with cloud data platforms, workflow automation, and CI/CD practices.
• Knowledge of data governance, regulatory compliance, and handling sensitive healthcare data such as PHI/PII.
• Ability to design and implement data models and metadata management using modern tools.
• Familiarity with Apache Kafka, REST APIs, and version control systems like Git.

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  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…