Business Analyst Quality Assurance

Key Responsibilities

• Validate ETL processes (Extract, Transform, Load)
• Perform data reconciliation & data validation
• Verify reports and dashboards (Power BI, Tableau, etc.)
• Write and execute SQL queries for backend data testing
• Check data integrity between source systems and data warehouse
• Perform regression and UAT support for BI releases
• Identify data discrepancies and root cause issues

Common Tools & Skills

• SQL (advanced queries, joins, aggregations)
• Data Warehousing concepts (fact tables, dimension tables)
• ETL tools (SSIS, Informatica, Talend, etc.)
• Reporting tools (Power BI, Tableau)
• Excel for data comparison
• Understanding of data models & schemas