Senior Mainframe DB2 DBA - Performance & Automation

CVS Health; Concord (NH); On-site; USD 83,000 - 222,000; Full time

Benefits offered by this job

Medical coverage

Dental coverage

Vision coverage

Retirement savings

Paid time off

Job summary

CVS Health is seeking a Senior Mainframe DB2 Database Administrator (DBA) to support, optimize, and automate enterprise Db2 for z/OS and IDMS environments. You will manage, tune, and secure mission‑critical databases across production and non‑production systems.

Work with development, infrastructure, and support teams, lead disaster recovery readiness, upgrades, migrations, and on‑call rotation to ensure high availability and reliable data services.

Qualifications

• 5+ years of hands-on Db2 for z/OS DBA experience.
• 3+ years with Db2 Administration Tools (Query Monitor, OMEGAMON) and Db2 utilities (LOAD, UNLOAD, RUNSTATS, REORG, COPY, RECOVER, SPUFI).
• 3+ years advanced SQL performance tuning, access path analysis, query optimization, and index management in Db2 z/OS environments.
• 3+ years with JCL development, DBA job scheduling, and 24x7 production on-call support in large-scale mainframe environments.
• 1+ year experience designing, implementing, or supporting replication solutions in complex enterprise computing environments.

Responsibilities

• Administer and support enterprise Db2 z/OS and IDMS databases across production and non-production environments, including structural changes, application releases, and database migrations.
• Optimize database performance through SQL tuning, access path analysis, index recommendations, RUNSTATS, REORG, and resource utilization analysis.
• Develop and implement automation solutions to improve database administration processes, operational efficiency, and legacy support activities.
• Manage database backup, recovery, replication, and disaster recovery processes, including DR documentation and testing activities.
• Support Db2 Function Level upgrades, version migrations, RSU maintenance, and database utility execution.
• Respond to database support requests, change requests, audit inquiries, and production incidents while participating in a 24x7 on‑call rotation.
• Provide technical consultation, knowledge transfer, and support to development, infrastructure, and application teams.

Skills

Db2 z/OS

SQL tuning

JCL

Database utilities

Production support

Automation

Education

Bachelor's degree

Equivalent work experience

Tools

Db2 Administration Tools

Query Monitor

OMEGAMON

LOAD

UNLOAD

RUNSTATS

REORG

COPY

RECOVER

SPUFI

Job description

CVS Health is seeking a Senior Mainframe DB2 Database Administrator (DBA) to support, optimize, and automate enterprise Db2 for z/OS and IDMS environments. You will manage, tune, and secure mission‑critical databases across production and non‑production systems.

Work with development, infrastructure, and support teams, lead disaster recovery readiness, upgrades, migrations, and on‑call rotation to ensure high availability and reliable data services.