ETL + DWH + Python Testing

Chennai April 13, 2026 Full Time Sap Successfactors Recruiting (Career Site Builder)

  • Strong experience in ETL testing and validating endtoend data pipelines.
  • Hands-on in Data Warehouse testing including fact, dimension, and SCD validations.
  • Ability to write and execute complex SQL queries for data validation.
  • Proficient in Python for test automation and data comparison scripts.
  • Experience validating S2T mappings, transformations, and load processes.
  • Perform data quality checks ensuring accuracy, completeness, and consistency.
  • Collaborate with Data Engineers to troubleshoot and resolve ETL issues.
  • Exposure to cloud DWH platforms (Snowflake/Redshift/BigQuery/Synapse).
  • Familiar with CI/CD tools like Git, Jenkins, ADO for automated test execution.
  • Strong skills in documenting test plans, test cases, defects, and reports.

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How to Get Hired at HCLTech

  • HCL Technologies is one of India's Big Four IT services firms, headquartered in Noida with roughly 219,000 employees and approximately $13.4 billion in annual revenue, listed as HCLTECH on the BSE and NSE.
  • Leadership is anchored by CEO C. Vijayakumar (since 2021) and Chairperson Roshni Nadar Malhotra, who completed the founder family stewardship transition in 2024 following the passing of founder Shiv Nadar.
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