Job Position: Mainframe Storage Engineer
Location: Mumbai/Chennai
Experience: 5+ to 10+ Years
Mandatory Skills: - IBM-Storage, Mainframe - IMSDB, Mainframe DB2, REXX, Z/OS
Key Responsibilities
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 Robust 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 Robust troubleshooting, communication, mentoring, and technical documentation skills.

📌 Mainframe Storage Engineer Chennai
🏢 Webologix
📍 Chennai