An Oracle EBS System Administrator is responsible for managing and maintaining the Oracle E-Business Suite (EBS) environment. Their duties include user management, security administration, patching, cloning, performance tuning, and troubleshooting system issues. They ensure system availability, reliability, and compliance with business requirements. Additionally, they collaborate with functional and technical teams to support upgrades, customizations, and integrations. This role requires strong knowledge of Oracle EBS architecture, database administration, and system performance optimization.