Source description
About the role
AS400 / IBM i Admin responsibilities Advanced System Support (L3) Handle complex incidents, root cause analysis, and critical production issues escalated from L1/L2 teams. System Performance & Tuning Monitor CPU, memory, disk usage; optimize system performance (WRKSYSSTS, WRKACTJOB, etc.). Backup & Recovery Management Design, maintain, and test backup strategies (full/incremental) using BRMS or native tools; lead disaster recovery activities. Security Administration Manage user profiles, authorities, auditing (QAUDJRN), compliance policies, and system security settings. System Upgrades & PTF Management Plan and apply OS upgrades (IBM i versions), cumulative PTFs, group PTFs, and firmware updates. High Availability (HA) / DR Solutions Manage replication tools (MIMIX, PowerHA, iCluster), ensure data consistency and failover readiness. Job & Workload Management Troubleshoot job failures, manage job queues, subsystems, and batch processing. Storage & IFS Management Monitor and manage ASPs, disk utilization, and Integrated File System (IFS) objects. Change & Release Management Support application deployments, transport changes between environments, and maintain rollback plans. Automation & Scripting Develop CL programs, automate routine admin tasks, and improve operational efficiency.
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