ETL TESTER

ETL TESTER

Location : San Antonio, TX

Exp : 7+

Job Summary

To plan, deploy and manage the testing effort / work plans for the project [module] to meet the client / internal requirements as per the quality standards prescribed.

Key Responsibilities

1. To participate in functional as well as technical discussions with the client / team to understand functional / design specifications ,highlight performance concerns, inconsistencies ,prepare automated test scripts,maintain test case suite,ensure the appropriate test environments and infrastructures are in place / kept upto date.

2. To develop and continuously improve automated tests as new system features / enhancements are developed and accordingly create work plans| monitor and track the work schedule for on time delivery as per the defined quality standards.

3. To create reusable / scalable test automation framework, develop test strategies / plans, maintain test data and to submit status reports for minimizing exposure and risks on the project or closure of escalations.

4. To develop / guide and mentor QA engineers in the use of the testing framework , enhancing their technical capabilities and increasing productivity.

Additional requirement : Tech Stack : ETL testing Informatica PowerCenter, dbt Data Build Tool, SQL, Snowflake , Git, JIRA

Responsibilities

1 . QA Strategy and Planning

• Define QA strategy for a hybrid ETL stack involving Informatica, and dbt for transformationmodeling.
• Analyze STTMs (SourcetoTarget Mapping documents), business rules, and dbt model definitions to derive test scope.
• Plan and manage test phases across Program Increments (PIs) or releases : unit testing support, system testing, integration testing, and UAT support.

2 . Informatica-Specific QA Responsibilities

o Source data extraction (flat files, RDBMS, mainframes, etc.)

o Data transformations via mappings (joins, lookups, aggregations, filters, etc.)

o Load strategies to stagingODS layers (insert / update strategies, truncate / load, CDC).

3. dbt-Specific QA Responsibilities

o Model SQL logic for business rule accuracy and performance

o YAML files for correct metadata and testing configurations

o dbt tests (unique, not null, accepted values, relationships, custom tests)

4. Data ValidationReconciliation

5. Automation and DevOps Integration

6. Defect ManagementReporting