Typically, 7-10+ years of hands-on experience as a CICS Systems Programmer in a z/OS mainframe environment.
This includes deep knowledge of CICS Transaction Server (TS), CTG, and CPSM architecture, internals, and system exits.
Strong expertise in CICS installation, configuration, and maintenance, often including complex Independent Software Vendor (ISV) installations and upgrades.
Proficient in JCL, REXX, and other mainframe scripting languages.
Experience with SMP/E (System Modification Program/Extended) for installing and maintaining software.
In-depth knowledge of z/OS operating systems, including configuration, maintenance, and tuning.
Experience with CICS performance tuning and the use of monitoring tools (e.g., RMF, Intellimagic, BMC Mainview).
Understanding of other z/OS subsystems such as DB2, MQ, JES2, z/OS connect, IMS and TCP/IP.
Experience with CICS security, often using RACF or equivalent tools.
Familiarity with automation tools, job scheduling, and monitoring tools.
Experience with disaster recovery planning and testing.
Understanding of mainframe hardware and architecture to optimize system performance.
IBM Certified Specialist – CICS Transaction Server for z/OS: This certification is desired.