Mainframe MVS / DB2
Core
Senior z/OS systems and DB2 subsystem programming, including installation, migration, tuning, and performance monitoring in complex customer environments.
Role type
Senior Mainframe Systems & DB2 Programmer
Builds
Production mainframe systems and database subsystems for enterprise clients
Domain
Mainframe computing (z/OS, DB2)
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
z/OS system installation/upgrading/migration, Parallel sysplex configuration, DB2 subsystem setup (stand-alone/data sharing), DB2 ZPARM tuning, REXX/CLIST/ISPF programming, SMP/E basics, IBM utilities (REORG, RUNSTATS, LOAD, UNLOAD), performance monitoring (SMF, RMF, WLM), virtual storage tuning, ISV tool expertise (BMC, CA, OMEGAMON)
Preferred skills
GDPS knowledge, DB2 Connect, SAP/DB2 architecture, PeopleSoft/DB2 architecture
Technologies
z/OS, DB2, REXX, CLIST, ISPF, SMP/E, OMEGAMON, CA Suite, BMC Suite, IBM Data Studio
Responsibilities
Install, upgrade, and migrate z/OS systems; configure and maintain Parallel sysplex environments; setup and tune DB2 subsystems; perform backup and recovery operations; debug and resolve performance issues using traces and monitoring tools; coordinate with L2 development support via PMR tickets.
Seniority
Senior, hands-on IC