Mainframe Engineer
- Hiring Organisation
- Lorien
- Location
- Greater Edinburgh Area, United Kingdom
/OS Systems Engineering Expertise – Individual must display deep practical experience with how CICS runs on z/OS, beyond application development. IBM WebSphere Liberty (CICS Liberty) & Java Runtime Skills - A CICS Liberty Infrastructure Engineer must understand Liberty as a runtime and have experience in configuring the runtime Security … RACF, TCP/IP, SMF) Capacity planning, performance tuning, and availability (HA/DR) Problem determination using dumps, traces, SMF data, and logs WebSphere Liberty configuration (server.xml, features, shared libraries) JVM tuning for z/OS (heap sizing, GC behaviour) Managing Java workload inside CICS (JVM servers lifecycle, diagnostics ...