Required Technical Skills Mandatory Skills Robust understanding of IBM z/OS architecture and services. Expertise in: JES2/JES3 Parallel Sysplex GDPS Catalog Management Robust knowledge of: Console Monitoring IPL Procedures System Startup and Shutdown Activities Knowledge of: z/OS Hardware Architecture LPAR Configuration HMC Administration Working knowledge of: JCL REXX CLIST Experience supporting and troubleshooting: CICS IMS IBM MQ Knowledge of RACF administration and security troubleshooting. Experience with workload scheduling tools such as Control-M. Knowledge of USS (Unix System Services) administration. Proficiency in performance analysis using RMF, SMF, and subsystem monitoring tools. Preferred Skills Experience working in large enterprise or financial services environments. Knowledge of automation and scripting for operational efficiency.
Familiarity with disaster recovery and business continuity planning. Exposure to capacity planning and performance engineering. Experience supporting highly available multi-LPAR settings.