Data Assurance Engineer III

Position Summary

As a Data Engineer III on Walmart's User and Entity Behavior Analytics (UEBA) team, you will design and build scalable data pipelines that transform disparate data sources into actionable detections. You will develop data flows, risk‑scoring models, and behavioral detections that strengthen DLP, insider threat, and threat actor detection capabilities. Partnering closely with data scientists, detection engineers, analysts, and other Info Sec teams, you will deliver trusted, governed data assets that enable automation, AI‑driven analytics, and high‑fidelity detections, helping protect Walmart's customers, associates, and global technology environment.

The UEBA team consists of Data Scientists, Database Administrators, and Engineers focused on reducing attack risks through proactive threat detection. The team addresses challenges such as threat actors, Data Loss Prevention, and insider threats by utilizing advanced analytics and machine learning. Collaboration with various Information Security teams is key to their approach. This team leverages expertise in cyber security, incident response, and behavioral analytics to safeguard data and enhance organizational security posture effectively.

Transform enterprise data into actionable detections that protect millions of customers, associates, and business operations worldwide. Design, build, and optimize scalable data pipelines that ingest, enrich, and transform data from various security and enterprise sources into high‑fidelity detections for threat actors, insider risk, and DLP. Work closely with data scientists, detection engineers, analysts, and cybersecurity partners to engineer reliable, production‑grade data assets that enable faster detection, higher confidence alerting, and more effective response to emerging threats.

Experience designing and building scalable data pipelines that ingest, transform, and deliver trusted data for analytics, automation, or machine learning. Strong proficiency in SQL and relational databases, with experience developing efficient data models, documenting data lineage, and optimizing large‑scale datasets. Familiarity with ETL frameworks, workflow orchestration, and cloud or big‑data platforms. Demonstrated ability to solve complex technical problems, identify root causes, and communicate solutions effectively across technical and business teams.

A self‑starter with a passion for automation, innovation, and leveraging data to build high‑impact cybersecurity capabilities that protect customers and the business.

At Walmart, we offer competitive pay and performance‑based bonus awards. Health benefits include medical, vision and dental coverage. Financial benefits include 401(k), stock purchase and company‑paid life insurance. Paid time off includes 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.

You will also receive PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes. Online education benefits are available for full‑time and part‑time associates. 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 specific plan or program terms.

The annual salary range for this position is $ - $. Additional compensation includes annual or quarterly performance bonuses. Additional compensation may also include stock.

• Bachelor's degree in computer science, information technology, engineering, information systems, cybersecurity or related area and 2 years’ experience in data assurance at a technology, retail, or data‑driven company.
• Or 4 years’ experience in data assurance at a technology, retail, or data‑driven company.

• Certification in Security+, Network+, GISF, CISSP or CCSP.
• Master’s degree in Computer Science, Information Technology, Engineering, Information Systems, Cybersecurity or related area.
• Experience creating inclusive digital experiences and implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly.

2245 Monroe St, Herndon, VA 20171, United States of America

Walmart and its subsidiaries are committed to maintaining a drug‑free workplace and have 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.