Senior Data QA Engineer #11889

Travel: One week per month onsite in Fort Mill, SC. Travel expenses are paid.

Role overview: We’re looking for a Senior Data QA Engineer to validate data quality and business rules across AWS data workflows, APIs, and downstream systems. This role requires expert hands-on SQL and the ability to trace discrepancies from source to target. You’ll also contribute to Playwright automation and help test ETL workflows.

Responsibilities: Write complex SQL queries to compare source and target datasets, reconcile discrepancies, and validate transformations and business rules. Test data cleansing and validation logic, including how workflows handle missing, duplicate, or invalid records. Validate data processed through AWS Glue jobs and Lambda functions and stored in S3.Test APIs and verify that responses and downstream data match expected results. Validate ETL workflows from ingestion through transformation and loading. Work with developers and data engineers to isolate defects. Write and maintain automated checks using Playwright.

Required experience: Strong hands-on data testing experience, including data cleansing, comparison, validation, and business rule testing. Expert SQL skills, with the ability to write complex queries independently and use them to investigate data issues. Experience testing AWS data workflows involving Glue jobs, Lambda, and S3.Hands-on API testing experience. Some hands-on Playwright automation experience. Working knowledge of ETL testing. Some practical experience is sufficient. Ability to travel to Fort Mill, SC, one week per month. ECCO Select is committed to hiring and retaining a diverse workforce. Our policy is to provide equal opportunity to all people without regard to race, color, religion, national origin, ancestry, marital status, veteran status, age, disability, pregnancy, genetic information, citizenship status, sex, sexual orientation, gender identity or any other legally protected category. Veterans of our United States Uniformed Services are specifically encouraged to apply for ECCO Select opportunities. Equal Employment Opportunity is The LawThis Organization Participates in E-Verify