ETL Testing Engineer

Company Profile:

Founded in 1976, CGI is among the largest independent IT and business consulting services firms in the world. With 94,000 consultants and professionals across the globe, CGI delivers an end-to-end portfolio of capabilities, from strategic IT and business consulting to systems integration, managed IT and business process services and intellectual property solutions. CGI works with clients through a local relationship model complemented by a global delivery network that helps clients digitally transform their organizations and accelerate results. CGI Fiscal 2024 reported revenue is CA$14.68 billion and CGI shares are listed on the TSX (GIB.A) and the NYSE (GIB). Learn more at cgi.com.

Job Title: ETL Testing Engineer

Position: Senior test engineer

Experience: 3-9 Years

Category: Quality assurance/Software Testing.

Shift: 1-10 pm/UK Shift

Main location: Chennai/Bangalore.

Position ID: J0725-1442

Employment Type: Full Time

Position Description: We are looking for an experienced DataStage tester to join our team. The ideal candidate should be passionate about coding and testing scalable and high-performance applications

Your future duties and responsibilities

Develop and execute ETL test cases to validate data extraction, transformation, and loading processes.

• Write complex SQL queries to verify data integrity, consistency, and correctness across source and target systems.
• Automate ETL testing workflows using Python, PyTest, or other testing frameworks.
• Perform data reconciliation, schema validation, and data quality checks.
• Identify and report data anomalies, performance bottlenecks, and defects.
• Work closely with Data Engineers, Analysts, and Business Teams to understand data requirements.
• Design and maintain test data sets for validation.
• Implement CI/CD pipelines for automated ETL testing (Jenkins, GitLab CI, etc.).
• Document test results, defects, and validation reports.
  
  

Required Qualifications To Be Successful In This Role

ETL Testing: Strong experience in testing Informatica, Talend, SSIS, Databricks, or similar ETL tools.

• SQL: Advanced SQL skills (joins, aggregations, subqueries, stored procedures).
• Python: Proficiency in Python for test automation (Pandas, PySpark, PyTest).
• Databases: Hands-on experience with RDBMS (Oracle, SQL Server, PostgreSQL) & NoSQL (MongoDB, Cassandra).
• Big Data Testing (Good to Have): Hadoop, Hive, Spark, Kafka.
• Testing Tools: Knowledge of Selenium, Airflow, Great Expectations, or similar frameworks.
• Version Control: Git, GitHub/GitLab.
• CI/CD: Jenkins, Azure DevOps, or similar.
  
  

Soft Skills:

• Strong analytical and problem-solving skills.
• Ability to work in Agile/Scrum environments.
• Good communication skills for cross-functional collaboration.
  
  

Preferred Qualifications:

• Experience with cloud platforms (AWS, Azure).
• Knowledge of Data Warehousing concepts (Star Schema, Snowflake Schema).
• Certification in ETL Testing, SQL, or Python is a plus.
  
  

Together, as owners, let’s turn meaningful insights into action.

Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you’ll reach your full potential because…

You are invited to be an owner from day 1 as we work together to bring our Dream to life. That’s why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company’s strategy and direction.

Your work creates value. You’ll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise.

You’ll shape your career by joining a company built to grow and last. You’ll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons.

Come join our team—one of the largest IT and business consulting services firms in the world.

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