Data Warehousing / ETL Developer

Data Warehousing / ETL Developer Cincinnati, OH (Onsite 5 days a week)Type : 6 MonthsOverviewWe are seeking an experienced Data Warehousing / ETL Developer to support a data migration initiative involving the rewrite of existing ETL code to load data from a new source into established data warehouse tables. This role will focus on analyzing current data movement logic, reengineering integrations, and ensuring performance, accuracy, and reliability of data loads.Key Requirements:Strong expertise in developing, executing, and optimizing complex SQL queries to extract, transform, and analyze data across multiple databases.Extensive hands-on experience with the Data Integration module in Informatica Intelligent Cloud Services (IICS) (PowerCenter experience alone is not sufficient).Proven experience creating, modifying, and maintaining SQL Server Integration Services (SSIS) packages and scheduled jobs using Microsoft Visual Studio.Preferred Experience:Data warehouse ETL rewrite or source-system migration projectsWorking within existing warehouse schemas and table structuresPerformance tuning and validation of data loads