- Manage and support enterprise Mainframe Storage environments in 24×7 production operations.
- Perform storage implementation, maintenance, monitoring, troubleshooting, and operational support.
- Support z/OS I/O architecture, including CHPIDs, control units, paths, FICON, and multipathing.
- Analyze and troubleshoot I/O performance using RMF, SMF, and DCOLLECT.
- Work closely with z/OS Systems Programmers and infrastructure teams.
- Support multi-datacenter, multi-region, and global production environments.
- Participate in technical projects with minimal supervision and provide technical guidance to junior team members.
- Perform technical reviews and assist with complex storage-related problem resolution.
Required Skills
- 5+ to 10+ years of hands-on Mainframe Storage experience.
- IBM Storage
- z/OS
- REXX
- Mainframe DB2
- Mainframe IMS/DB
- FICON & Multipathing
- RMF, SMF, DCOLLECT
- DFSMS / DFHSM
- ICF Catalogs
- CA1
- IBM Utilities / Exits
- Strong understanding of Mainframe I/O architecture and performance diagnostics.
- Experience in 24×7 mission-critical and highly regulated production environments.
Valuable to Have
- Assembler knowledge
- SME/team leadership experience
- Experience with storage-related exits and modifications
- Strong troubleshooting, communication, mentoring, and technical documentation skills.
📌 Mainframe Storage Engineer (Tamil Nadu)
🏢 Webologix Ltd
📍 Tamil Nadu
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