ETL Test Engineer - Data Quality & Integration

3 CUBED BUSINESS CONSULTING PTE. LTD.; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

3 Cubed Business Consulting PTE. LTD. is seeking an ETL Test Engineer to perform manual and automated testing for data extraction, transformation, and loading processes. You will collaborate with data engineering teams to ensure data platform quality and sustainable testing approaches.

The role involves developing QA strategies, executing test plans, validating data integrity, and coordinating with cross-functional teams to support secure platform releases.

Qualifications

• ETL testing experience with Informatica, Talend or similar tools.
• Proficient in ETL and Data Warehouse Testing to ensure data integration quality.
• Strong SQL data validation and reconciliation to verify data integrity across systems.
• Ability to perform Source-to-Target Mapping for correct data flow.
• Expertise in Data Transformation Testing to validate business logic.
• Experience in Functional, Integration and Regression Testing for comprehensive validation.
• Competence in Test Case preparation and execution.
• Defect management using Jira, ALM, or Azure DevOps to track issues.
• Familiarity with data integration tools including Alteryx, Informatica, SSIS, or Talend.

Responsibilities

• Develop and execute QA strategies, test plans, and test cases for enterprise data platforms and applications.
• Perform integration, system, end-to-end, and data validation testing to verify platform quality and reliability.
• Validate data quality by assessing completeness, accuracy, consistency, format, schema conformance, and latency.
• Identify, document, track and verify defects using defect management tools with cross-functional teams.
• Coordinate testing activities with cross-functional teams to support releases and minimize risks.
• Monitor quality metrics and analyze testing outcomes to improve QA processes and standards.
• Prepare test documentation, reports, and knowledge transfer materials for the team.
• Support continuous improvement initiatives by evaluating QA processes and methodologies.

Skills

ETL Testing

SQL Validation

Data Quality

Test Planning

Analytical Skills

Cross-functional Collaboration

Tools

Jira

ALM

Azure DevOps

Informatica

SSIS

Talend

Alteryx

Job description

3 Cubed Business Consulting PTE. LTD. is seeking an ETL Test Engineer to perform manual and automated testing for data extraction, transformation, and loading processes. You will collaborate with data engineering teams to ensure data platform quality and sustainable testing approaches.

The role involves developing QA strategies, executing test plans, validating data integrity, and coordinating with cross-functional teams to support secure platform releases.