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Niche mainframe DB2 z/OS skillset reduces qualified applicant density.
Highly specialized mainframe and z/OS skills have low transferability across industries.
Mandatory specialized mainframe DB2, z/OS, and certification experience raises screening rigor.
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Manage installation, configuration, maintenance, and upgrades of DB2 for z/OS subsystems, including version migrations and data sharing environments.
Ensure DB2 infrastructure availability, resiliency, disaster recovery, and performance optimization.
Support application teams during incidents, define standards for backup/recovery, and integrate DB2 with z/OS components like CICS, IMS, MQ, RACF, and storage platforms.
Strong experience with DB2 for z/OS administration including installation, configuration, data sharing, and SMP/E maintenance.
Expertise in DB2 performance tuning, SQL diagnostics, database utilities (REORG, RUNSTATS, COPY, RECOVER).
Experience with disaster recovery planning, z/OS internals, SMF/RMF analysis, and change/release management in enterprise environments.
Work Experience Required: Not explicitly mentioned in the JD.
Experience working in mission-critical enterprise environments with strong analytical and troubleshooting skills.
Familiarity with DB2 tools such as OMEGAMON, BMC MainView, or CA Database Management solutions is a plus.
Capability to work with automation tools (REXX, CLIST, Ansible), Infrastructure as Code, and knowledge of DevOps, CI/CD, and IBM Z high-availability solutions.