Talenza is seeking a specialist to lead a major migration from Tally Orion to a modern billing platform for an Australian energy client. You will own schema and data model analysis, map legacy data, and resolve complex data quality issues.
This role requires solid SQL, ETL exposure and cross-functional collaboration across BAs and migration teams. You will contribute to a repeatable migration approach and support end-to-end ETL activities, including validation and QA, ensuring successful