They oversee the technology infrastructure that supports the business and support internal users in troubleshooting and escalating issues that impact system health.

Key Responsibilities:

1. Responsible for day-to-day operations of Mainframe computing platform ensuring high availability including hardware and s/w components.

2. Manage Monitoring and Support of Mainframe Consoles, HMC, TEP and other monitoring tools. Respond to system alerts, abends (abnormal ends), and production issues.

3. Provide first line support for all z/OS, JES2 and JES3 and middleware issues using documented operating procedures. Perform first-level diagnosis, escalate to system programmers or application teams if needed.

4. Support regular maintenance activities—IPL/POR. Perform routine health checks and apply patches or fixes as directed.

5. Maintain accurate operational procedures, run books, and incident logs.

6. Participate in disaster recovery ...