Design, develop, and maintain ETL workflows using Informatica PowerCenter - Understand business requirements and translate them into technical ETL mappings - Work with data models and mapping documents for data warehouse solutions - Develop and optimize SQL queries, preferably in Oracle 11g - Use Unix shell scripting for automation and data processing tasks - Collaborate with testing teams for validation and defect resolution - Participate in ETL design and code review processes - Ensure data accuracy, consistency, and performance of ETL processes