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Mainframe DBA Manager

Learn Beyond Consulting LLCUnited States🇺🇸United States

Quick overview

SeniorityMid Senior
Work modeHybrid
LocationUnited States
SQLEncryption

Job description

Mainframe DBA Lead (DB2 for z/OS)
Location: Remote
About the Role
We are looking for an experienced Mainframe DBA Lead to provide technical leadership for enterprise DB2 for z/OS environments. You will own database availability, performance, recoverability, security, and scalability while leading upgrades, performance engineering, and modernization initiatives.
Key Responsibilities
  • Lead administration and support of DB2 for z/OS subsystems across Dev, Test, UAT, DR, and Production
  • Drive performance tuning (SQL, access paths, buffer pools, locking, concurrency) and capacity planning
  • Manage and optimize DB2 utilities (REORG, RUNSTATS, COPY, LOAD, UNLOAD, RECOVER, etc.)
  • Own backup, recovery, and Disaster Recovery strategies; ensure RTO/RPO targets are met
  • Lead DB2 version upgrades, migrations, and PTF implementation
  • Act as L3/L4 escalation point for complex production issues and root cause analysis
  • Define database standards, best practices, and provide technical guidance to the DBA team
  • Collaborate with z/OS, CICS, IMS, MQ, Storage, Security, and Application teams
Required Skills & Experience
  • 12+ years Mainframe experience with 8+ years hands-on DB2 for z/OS DBA experience
  • Strong expertise in DB2 subsystems, Data Sharing/Parallel Sysplex, database design, indexing, and catalog
  • Proven experience in performance engineering, backup & recovery, and DB2 upgrades/migrations
  • Solid knowledge of z/OS, JCL, TSO/ISPF, SDSF, and JES2
  • Experience leading major incidents, technical projects, and mentoring junior DBAs
Preferred Qualifications
  • BMC DB2 tools, REXX scripting, database encryption & compliance
  • Experience in Banking, Insurance, or other highly regulated industries
  • IBM DB2 for z/OS certification
  • Exposure to CICS, IMS, or MQ integration

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