3 of 3 Remote Job Entry Subsystem Jobs

ensuring reliability, security, and efficiency across Mainframe infrastructure, while contributing to modernisation and compliance initiatives. Responsibilities Install, configure, and maintain z/OS, JES2, SMP/E, and RACF Manage system patches, upgrades, and performance tuning Troubleshoot and resolve complex Mainframe systems issues Support integrations, migrations, and deployments across ...

different IBM and CA products Extensive experience of installing many IBM and CA products Deep mastery of z/OS architecture, including IPL procedures, JES2/JES3 configurations, Sysplex management, SMF data collection, and parmlib customization. Proficient in writing and debugging system-level routines and automation: Assembler for exits … control blocks REXX for scripting and batch utilities JCL for job submission, parameterization, and workflow control Managing hardware and logical resources across LPARs: DASD and tape allocation via HCD/HCM LPAR configuration in HMC Security administration using RACF or equivalent Analytical troubleshooting of abends, storage hangs, and performance ...

different IBM and CA products Extensive experience of installing many IBM and CA products Deep mastery of z/OS architecture, including IPL procedures, JES2/JES3 configurations, Sysplex management, SMF data collection, and parmlib customization. Proficient in writing and debugging system-level routines and automation: Assembler for exits … control blocks REXX for scripting and batch utilities JCL for job submission, parameterization, and workflow control Managing hardware and logical resources across LPARs: DASD and tape allocation via HCD/HCM LPAR configuration in HMC Security administration using RACF or equivalent Analytical troubleshooting of abends, storage hangs, and performance ...