Role Summary

Reliance Matrix (RSL) is seeking an experienced Senior ETL QA Engineer with a background in ETL development to establish an end-to-end QA governance model. The ideal candidate possesses a deep understanding of data architecture, end-to-end data flows (from ETL pipelines to BI reports), and large-scale enterprise data validation. In this role, you will collaborate closely with developers and business analysts to reverse-engineer system architectures and create essential baseline QA documentation, including data mapping sheets and data lineage diagrams.

Key Responsibilities
Test Strategy &
Execution: Design and execute comprehensive test strategies for ETL pipelines, Data Warehouses (EDW/ADW), Data Lakes, and reporting systems.
Data Validation: Validate batch processing, incremental loads, Change Data Capture (CDC), and historical data conversions.
Database &
Layer Testing: Perform backend database testing using complex SQL queries and stored procedures to validate staging tables, dimensions, facts, aggregate tables, and reporting layers.
Transformation &
Analytics Logic: Validate complex transformation logic, business rules,



and reporting accuracy between the data warehouse and business intelligence systems.
Cross-Functional Collaboration: Partner with ETL developers, data engineers, business analysts, and product owners to ensure data integrity.
Lifecycle Support: Drive System Integration Testing (SIT), User Acceptance Testing (UAT), regression testing, release validation, and post-deployment verification.

Required Qualifications
Testing Experience: Minimum 3+ years of experience in ETL / Data Warehouse testing.
Development Experience: Minimum 1 year of experience as an ETL / DW developer.
BI Validation: Minimum 1+ years of experience in Business Intelligence (BI) and reporting validation or development.
Database Expertise: Solid SQL expertise with large-scale enterprise databases, including hands-on experience with Oracle Autonomous Data Warehouse (ADW).
Technical Skills: Proficiency with SQL Developer, CloudBerry, Python, and PySpark.
Operations &
Scripting: Practical experience with Shell Scripting, server log analysis, batch monitoring, and troubleshooting.
Methodology: Proven experience working in Agile/Scrum settings.

📌 Software Engineer Hyderabad
🏢 Virtusa
📍 Hyderabad