3 of 3 RACF Jobs in the UK

environments Deep understanding of: Queue managers Channels MQ objects Clustering/Queue Sharing Groups (QSG) Experience with TLS/SSL configuration and MQ security (RACF) Strong troubleshooting skills within production MQ environments Experience delivering changes independently into production Familiarity with z/OS panels, ISPF and mainframe tooling Experience working ...

environments Deep understanding of: Queue managers Channels MQ objects Clustering/Queue Sharing Groups (QSG) Experience with TLS/SSL configuration and MQ security (RACF) Strong troubleshooting skills within production MQ environments Experience delivering changes independently into production Familiarity with z/OS panels, ISPF and mainframe tooling Experience working ...

technical experience required would include: CICS system setup and configuration (regions, JVM servers) Understanding of z/OS components used by CICS Liberty (USS, RACF, TCP/IP, SMF) Capacity planning, performance tuning, and availability (HA/DR) Problem determination using dumps, traces, SMF data, and logs WebSphere Liberty configuration …/OS (heap sizing, GC behaviour) Managing Java workload inside CICS (JVM servers lifecycle, diagnostics) Patching and maintaining Liberty and Java SDK levels RACF and TLS configuration (certificates, keyrings, SAF integration) REST/HTTP exposure and API enablement CI/CD awareness (bundles, pipelines, automated deployment) Operational monitoring ...