About Us

Renaissance Info Systems is a technology and digital recruitment agency, connecting contract and permanent professionals with clients across Asia-Pacific.

We aim to differentiate ourselves through our level of responsiveness, and our understanding that comes from being an IT recruitment agency from the IT Industry. Our recruiters balance sophisticated and simple inter-personal techniques to assure a strong candidate network.

Know More

Mode of Hiring: Permanent

Location: Sydney

Job Description

Key Responsibilities

- Perform end to end ETL/ELT testing and source to target validation.
- Execute data migration, reconciliation, and post migration testing.
- Validate data quality, transformation logic, business rules, KPIs, and reports.
- Develop and run SQL queries for data validation and analysis.
- Support SIT, Regression, End to End, and UAT testing.
- Log, track, and verify defects through resolution.




- Collaborate with Business Analysts, Data Engineers, and business stakeholders to ensure data accuracy.

Mandatory Skills

Data Testing

- ETL & Data Warehouse Testing
- Data Quality Validation
- SIT, Regression Testing, and UAT Support

Technical Skills

- Advanced SQL
- Database Testing & Validation
- Experience with Oracle, Teradata, SQL Server, PostgreSQL, Redshift, or similar databases
- Solid understanding of data models and data warehousing concepts
- AWS Data Services / Redshift / Snowflake
- Exposure to PySpark validation is desirable

Preferred Experience

- Telecommunications industry experience
- Large scale data migration and transformation programs
- Customer, Billing, CRM, Product, or Network data domains

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📌 Senior Test Engineer- ETL (Sydney)
🏢 Renaissance Infosystems Pte
📍 Sydney