Our financial services client is seeking a Senior EDW Quality Engineer (10+ years of experience) to lead hands on ETL testing and data validation using GCP/Big

Query Join a critical enterprise data warehouse initiative within the banking sector focused on large scale ETL testing, data validation, and reconciliation activities.

This role supports end to end validation of data pipelines across Oracle, SQL Server, Big

Query, and GCP data services.

The position includes ownership of test planning, execution, regression validation, defect management, and testing sign off activities for EDW initiatives.

Contract (6 months, extension likely), Toronto Hybrid (2 days North York / 2 days Downtown), Working Hours: EST Responsibilities Collaborate with developers, business analysts, data engineers, and stakeholders to resolve data quality issues Participate in requirements reviews, source to target mapping sessions, and design discussions Analyze source to target mappings and create test strategies and test cases Execute SQL queries and validate ETL transformations across Oracle, SQL Server, and Big





Query platforms Validate end to end ETL workflows, data pipelines, and data movement across source, staging, and target environments Support automated data validation, reconciliation, and regression testing where applicable Maintain test cases, defect logs, test results, and QA artifacts in Jira and Confluence Must Haves 7+ years of hands on experience in ETL testing, data validation, source to target reconciliation , and end to end validation in Data Warehouse environments Hands on experience with GCP and Big

Query (mandatory) , including complex queries for reconciliation and troubleshooting Solid experience with SQL , backend testing, and ETL validation across Oracle and SQL Server Proven ownership of test planning, execution, regression validation, defect management, and testing sign off Bachelor's degree or equivalent experience Nice to Have Informatica Power

Center Airflow / Cloud Composer ETL test automation using Python and SQL Git / Git

Hub CI/CD tools Adobe platforms ISTQB certification

📌 Senior EDW Quality Engineer to lead hands on ETL testing and data validation across GCP/BigQuery for a critical enterprise data warehouse initiative at a major Canadian bank. (Toronto)
🏢 S.i. Systems
📍 Toronto