Etl Tester
HCLTech · Nagpur, Maharashtra, India
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HCLTech · Nagpur, Maharashtra, India
Experience-3-5 years Job Role-ETL Testing Location-Nagpur(Work from Office) Role & responsibilities We are looking for a skilled ETL Testing Engineer with 3-4 years of experience in Data Warehouse/ETL Testing, Cloud Migration projects, and strong SQL validation skills. The candidate will be responsible for validating data migration from legacy/ on-premise platforms to cloud-based data platforms, ensuring data accuracy, completeness, and quality throughout the migration lifecycle. Key Responsibilities • Perform end-to-end testing of ETL and Data Migration workflows. • Validate source-to-target data mappings, transformation logic, and business rules. • Create test scenarios, test cases, test data, and execute test plans. • Perform data validation, reconciliation, and data quality testing. • Write complex SQL queries to compare and validate large datasets. • Validate batch loads, incremental loads, and historical data migrations. • Perform functional, integration, system, regression, and UAT testing. • Analyze requirements, source-to-target mapping documents, and technical specifications. • Log, track, and retest defects using defect management tools. • Collaborate with developers, data engineers, architects, and business users during testing cycles. • Support migration cutover activities and parallel run validations.