Lead - Mainframe Operations

Overview

Lead a mainframe operations SME role supporting production z/OS environments, ensuring system availability, stability and performance for client applications, and solving complex problems across platforms and services.

What you'll do

• Manage and support mainframe operations environments, ensuring system availability, stability, and performance for client applications.
• Perform day-to-day system monitoring, data management, and security compliance activities to maintain operational excellence.
• Handle and prioritize a queue of incidents, service requests, and operational assignments to meet client SLAs.
• Collaborate with technicians and support teams to troubleshoot issues, resolve tickets, and deliver effective solutions to clients.
• Monitor and maintain production LPARs 24/7, handle all console-related alerts, and perform scheduled outages, IPLs, and clock changes.
• Manage JES spool, diagnose hardware and software problems, and inform the support team.
• Handle service restoration teams and perform root cause analysis of abends.
• Perform root cause analysis, resolution, and/or escalation for production systems (excluding business applications).
• Automate startup and shutdown of the production operating system.
• Execute production subsystem (e.g., IMS, CICS, DB2, IDMS) started task restarts, as per support team specifications during special activity changes and upgrading.
• Recommend modernization options, identify new business opportunities, and cultivate relationships with other teams and stakeholders.

What you'll need

• 10 to 15 years of experience in Mainframe Operations.
• Good understanding of the z/OS operating system and experience working on HMC / Control-M / Netview / Netcool.
• Expertise in Job Control Language (JCL) and job abend codes.
• IBM z/OS, JES2, VTAM, TCP/IP, CICS, DB2, MQ, RACF.
• Strong knowledge of batch processing tools Control-M.
• Experience with performance monitoring tools (OMEGAMON, RMF, SMF).

Nice to have

• Familiarity with ITIL processes and mainframe modernization strategies.
• Strong problem-solving and analytical skills for troubleshooting complex mainframe issues.
• Excellent communication and stakeholder management skills.
• Ability to mentor junior team members and share knowledge effectively.
• Adaptability and continuous learning to stay updated with mainframe technologies.
• Certifications such as IBM Certified z/OS System Operation.
• Scripting and automation using Rexx, JCL, CLIST, or Python.

Details

• Location: Bangalore, Karnataka, India.
• Hybrid-friendly work culture.