> Markdown version of [/jobs/ext/4012485-mainframe-db2-dba](https://www.wearedevelopers.com/jobs/ext/4012485-mainframe-db2-dba). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Mainframe DB2 DBA

- **Company:** PROLIM Global Corporation
- **Location:** Russell Island, MI, United States
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** Databases, IBM DB2, Job Control Language (JCL), Mainframes, Multiprocessing, Performance Tuning, Standard Sql, Z/OS
- **Published:** October 29, 2026
- **Apply:** https://www.careerbuilder.com/job-details/mainframe-db2-dba-algonac-mi--a20b61a6-3239-495a-9f80-437ec8a3b915

## About the Role

Mainframe Computer, IBM DB2, Database Administration, Database Administration, IBM DB2, Loading/Unloading, Symmetric MultiProcessing (SMP) Computing, IBM Product Family, Independent Software Vendor (ISV), Performance Tuning/Optimization, * 4-6 years of Mainframe DB2 DBA or System Programmer experience

 * Strong Mainframe & DB2 architecture knowledge
 * Proficiency in JCL and z/OS operations
 * Hands-on experience with DB2 utilities and SMP/E
 * Experience with BMC/CA tools
 * Strong SQL and catalog analysis skills

## Description

* Manage DB2 objects (databases, tablespaces, tables, indexes)
 * Execute DB2 commands (STOP/START, DISPLAY, thread cancel/termination)
 * Run DB2 utilities (REORG, RUNSTATS, COPY/RECOVER, LOAD/UNLOAD, REPAIR)
 * Perform BSDS updates using DSNJU003/DSNJU004
 * Support DB2 upgrades, migrations, SMP/E maintenance
 * Use ISV tools (BMC, CA, IBM utilities)
 * Monitor and tune performance using DB2 catalog and tools
 * Troubleshoot DB2 and application issues
 * Manage grants, privileges, and security
 * Follow ITIL processes (Incident, Problem, Change, Configuration)
 * Support DR planning and execution