Senior ETL Test Lead

Roles and Responsibilities

• Lead testing activities for ETL processes, data warehouses, and data services.
• Design and execute comprehensive ETL and Data Warehouse test strategies and test cases.
• Develop complex SQL queries to validate data, perform reconciliation, and verify business scenarios.
• Validate data across source and target systems for completeness, accuracy, consistency, and integrity.
• Perform data mapping, transformation, and reconciliation testing.
• Identify, analyze, document, and track data-related defects through resolution.
• Work closely with developers, data engineers, business analysts, and other stakeholders to resolve data quality and integration issues.
• Validate ETL workflows, data transformations, and data loads across various environments.
• Support end-to-end testing of data services and data warehouse solutions.
• Review requirements and technical specifications to develop effective testing approaches.
• Lead defect triage, root-cause analysis, and resolution activities.
• Mentor QA team members and provide technical guidance on ETL and SQL testing best practices.

Required Qualifications

• 6–8+ years of experience in software testing, with strong expertise in ETL and Data Warehouse Testing.
• Strong hands-on experience with SQL and complex SQL query development.
• Ability to write SQL queries independently based on business and technical scenarios.
• Strong understanding of ETL processes, data transformation, data mapping, and data validation.
• Experience testing Data Warehouses and data integration solutions.
• Strong knowledge of data reconciliation, source-to-target validation, and data quality testing.
• Experience with defect management and test lifecycle processes.
• Strong analytical, troubleshooting, and problem-solving skills.
• Excellent communication and stakeholder collaboration skills.

Preferred Qualifications

• Experience in Capital Markets, Investment Banking, or Financial Services.
• Experience with Microsoft Azure and cloud-based data platforms.
• Experience with ETL/data integration tools and modern data warehouse technologies.
• Experience leading QA/testing teams or complex data testing initiatives.
• Familiarity with Agile/Scrum development methodologies.

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