runbooks, and upgrade plans, while collaborating with application teams, storage, networking, and security groups.Continuous LearningStaying current on IBM Redbooks, z/OS release notes, firmware updates, and attending vendor training (IBM, Broadcom, BMC) or industry conferences.Software Maintenance & Upgrade ToolsExecuting OS and product upgrades with industry-standard utilities:SMP/…/Coupling FacilityIntermediateNETSTAT, VTAM panels, OSA adapter configsDocumentation & CommunicationArchitecture diagrams, runbooks, change-control documentationAdvancedVisio, Word, Confluence, SharePointContinuous Learningz/OS release updates, firmware enhancements, vendor trainingOngoingIBM Redbooks, TechU, vendor webinarsSoftware Maintenance & Upgrade ToolsPTF/APAR management, deploy automation, compliance reportingAdvancedSMP/E, z/OSMF workflows, Broadcom ...