This role is responsible for the full lifecycle management of IBM i (AS/400) systems, including daily operations, system configuration, performance tuning, security, and disaster recovery. The ideal candidate will have deep technical expertise in IBM Power Systems in a multi-partition environment and a proactive approach to system reliability and optimization.Key Responsibilities : Manage all aspects of daily IBM i system operations: User Profiles, Subsystems, Job Queues, Output Queues, Job Des