ETL Tester Jobs

ETL Tester

Realign

Location:
United States, Milford

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

50.00 USD / Hour

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Job Description:

We are seeking an experienced ETL Tester to validate data extraction, transformation, and loading processes in a data warehouse or data lake environment. The ideal candidate will have strong knowledge of SQL, data analysis, and ETL tools to ensure data quality, consistency, and reliability.

Job Responsibility:

Understand and analyze ETL requirements, mappings, and data flows
Design, develop, and execute test cases for ETL processes and data validation
Perform data reconciliation between source and target systems
Use SQL extensively for data verification and issue diagnosis
Identify data anomalies and work with the development team to resolve defects
Document test results and contribute to QA reports

Requirements:

Strong SQL skills for data validation and querying
Hands-on experience with ETL tools like Informatica, Talend, DataStage, or SSIS
Good understanding of data warehousing concepts and data models
Strong analytical and communication skills

Nice to have:

Experience with BI/reporting tools

Additional Information:

Job Posted:
December 11, 2025

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