Lead ETL Testing

Wilco Source; Chennai District; Hybrid; INR 600,000 - 800,000; Full time

Job summary

Wilco Source in India seeks a Data/ETL Test Engineer to ensure the quality and reliability of data processing systems. You will collaborate across multiple teams in an Agile environment to deliver robust data pipelines. You should be proficient with Python for test automation and data validation, have ETL testing experience, and be comfortable with SQL Server, Git, Unix/Linux, and Jira. This role offers on-site work in Chennai and opportunities to enhance data quality across the organization.

Qualifications

• Proficiency in Python for test automation and data validation.
• ETL testing expertise with understanding of data pipelines and testing methodologies.
• SQL Server proficiency; write complex queries and validate data integrity.
• Experience with Git version control and collaborative development workflows.
• Unix/Linux fundamentals and basic scripting capability.

Skills

Test case design

Agile methodology

JIRA proficiency

Cross-functional collaboration

Problem-solving mindset

Tools

Python

ETL testing

SQL Server

Git

Unix/Linux

Job description

Dear Candidate,

We are seeking a skilled Data/ETL Test Engineer to join our team and ensure the quality and reliability of our data processing systems. The ideal candidate will combine strong technical expertise with excellent communication skills to collaborate effectively across multiple teams in an Agile environment.

Key Requirements:

Technical Skills:

• Python programming (required) - Strong proficiency for test automation and data validation
• ETL testing expertise - Deep understanding of Extract, Transform, Load processes and testing methodologies
• SQL Server proficiency - Ability to write complex queries, validate data integrity, and perform database testing
• Git version control - Experience with code repository management and collaborative development workflows
• Unix/Linux fundamentals - Basic command-line skills for system navigation and script execution

Testing & Process Skills:

• Test case design and creation - Proven ability to develop comprehensive test scenarios, test plans, and detailed test cases for complex data workflows
• Agile methodology experience - Familiarity with Scrum/Agile practices, sprint planning, and iterative development cycles
• JIRA proficiency - Experience using JIRA for project tracking, defect management, and sprint coordination

Soft Skills:

• Cross-functional collaboration - Excellent communication skills to coordinate effectively with development, data engineering, and business teams
• Problem-solving mindset - Ability to identify, analyze, and resolve complex data quality issues