Mainframe Automation Engineer

Mainframe Automation Engineer (CA OPS/MVS, REXX, z/OS) Contract | 6 Months | £550-£600 per day | Office Based | On-Call Required

We are seeking an experienced Mainframe Automation Engineer with strong expertise in CA OPS/MVS and REXX programming to support a large-scale enterprise IBM z/OS environment.

This is a hands‑on role focused on designing, developing and maintaining mainframe automation rules, OPS/REXX scripts, and operational workflows to improve system stability, availability and performance.

Key Responsibilities:

• Develop and maintain CA OPS/MVS automation rules
• Write and enhance REXX and OPS/REXX scripts
• Implement automation for JES2, WTOR handling, IPL events
• Manage message automation across DB2, CICS, MQ, VTAM
• Monitor system events, alerts and console messages
• Support disaster recovery automation and production support
• Perform health checks, tuning and MSF configurat...