Performs independent quality assurance and validation across enterprise data platforms, workflows, reports, and regulatory data. Develops testing strategies, test cases, automation frameworks, regression plans, and quality metrics. Investigates incidents, performs root cause analysis, validates ETL/ELT pipelines and business processes, and supports governance, compliance, audits, and release readiness. Partners with engineering, business, product, risk, and compliance teams while mentoring junior analysts and improving enterprise data quality.