Hands-on IMS Mainframe DBA – z/OS, Tuning & Recovery

Ethereum Technologies LLC; Austin (TX); On-site; USD 82,000 - 117,000; Full time

Job summary

Ethereum Technologies in Austin, TX is seeking a hands-on Mainframe IMS Application Database Administrator to support legacy IMS systems and a transformation team. The role requires administering IMS databases across development, test, and production, with emphasis on performance, backups, and recoveries.

Responsibilities include using DBRC and RECON tools for recoveries, managing IMS definitions, and supporting COBOL/JCL batch jobs. Security, reliability, and DR testing are key priorities.

Qualifications

• 7 years IBM z/OS systems platform.
• 7 years z/OS utilities and tools (TSO, SDSF, JSF, IDCAMS, IEBGENER, IEFBR14).
• 5 years Mainframe IMS application database administration.
• 5 years DBRC and forward recoveries.
• 5 years Batch and CICS COBOL, IMS programming and problem resolution.
• 5 years Developing and troubleshooting complex JCL.
• 5 years JCL, CICS, VSAM, and TSO.
• 2 years Writing, analyzing, and debugging REXX on z/OS.
• 2 years IMS HAL databases.
• 2 years IMS Catalog.

Responsibilities

• Administer IMS databases on z/OS, including performance tuning, security monitoring, backups, recoveries, and database reorganizations.
• Use DBRC, RECON data sets, and LIST reports to perform forward and point-in-time recoveries, troubleshoot production abends, and resolve test issues.
• Create and maintain IMS database definitions. Refresh development and test databases from production backups as requested.
• Support application deployments, production control jobs, and mainframe job scheduling. Provide after-hours support for nightly COBOL and JCL batch jobs.
• Coordinate mainframe software upgrades and disaster recovery testing with the state’s Data Center Services vendor.

Skills

IMS DBA

CICS COBOL

JCL

VSAM

REXX on z/OS

z/OS systems

DBRC recoveries

Tools

TSO

SDSF

JSF

IDCAMS

IEBGENER

IEFBR14

ISPF

ISMF

DBRC

Job description

Ethereum Technologies in Austin, TX is seeking a hands-on Mainframe IMS Application Database Administrator to support legacy IMS systems and a transformation team. The role requires administering IMS databases across development, test, and production, with emphasis on performance, backups, and recoveries.

Responsibilities include using DBRC and RECON tools for recoveries, managing IMS definitions, and supporting COBOL/JCL batch jobs. Security, reliability, and DR testing are key priorities.