Job Information : Department Name

- Banking

Date Opened

- 03/06/2026

Industry

- IT Services

Job Type

- Full time

Work Experience

- 5+ years

City

- Chennai

State/Province

- Tamil Nadu

Country

- India

Zip/Postal Code

- 600032

About Us :

- Kumaran Systems was founded by a bunch of young professionals who were passionate about technology and its unlimited possibilities. What started off in 1990 as a product development company soon developed a twin focus on legacy migrations. With ground-breaking solutions to offer to the waiting world, Kumaran Systems achieved instant success. And soon, we went on to become the world leader in ORACLE migration solutions. And the rest is recorded history. Today, our tally shows over 2000 successful projects including legacy migrations and deployment of enterprise management solutions.

Job Summary : The role involves working closely with data engineers, developers, and business analysts to validate ETL pipelines, verify data transformations, and ensure data quality across enterprise data platforms.

Key Responsibilities :

- Perform end-to-end testing of ETL processes including data extraction, transformation, and loading.
- Validate data movement between source systems and target data warehouses.
- Develop and execute SQL queries to validate data accuracy and integrity.
- Design and execute test cases, test plans, and test scenarios for ETL workflows.
- Validate data transformations, data mappings, and business rules.
- Perform data reconciliation and data quality validation .
- Identify, log,



and track defects using defect tracking tools.
- Collaborate with developers and data engineers to troubleshoot and resolve data issues.
- Participate in data migration and data warehouse testing projects .
- Prepare test reports and provide insights on data quality and system performance.

Required Skills & Qualifications :

- 5+ years of experience in ETL and data warehouse testing.
- Strong experience with ETL tools such as Informatica PowerCenter , Talend , or Microsoft SQL Server Integration Services .
- Advanced knowledge of SQL for data validation and analysis.
- Solid understanding of data warehouse concepts , ETL architecture, and data pipelines.
- Experience testing large datasets and complex data transformations.
- Experience with relational databases such as Oracle Database , Microsoft SQL Server , or MySQL .
- Strong analytical and troubleshooting skills to identify data discrepancies.
- Experience using defect tracking tools such as Jira or Azure DevOps .

Preferred Qualifications :

- Experience with big data testing platforms such as Apache Spark or Databricks .
- Familiarity with cloud-based data platforms such as Microsoft Azure , Amazon Web Services , or Google Cloud Platform .
- Experience with data automation or scripting using Python .
- Experience working in Agile or Scrum environments

Kumaran Systems is an Equal Opportunity Employer and does not discriminate on the basis of race or ethnicity, religion, sex, national origin, age, veteran disability or genetic information or any other reason prohibited by law in employment.

📌 Etl Tester (Chennai)
🏢 Kumaran Systems
📍 Chennai