Job Description Role : Mainframe ZOS Experience : 7 to 15 years Location : Bangalore/Mumbai Keywords: Mainframe z/OS & Mainframe Storage Admin Manage BAU (Business As Usual) Service Delivery for Mainframe OS/Storage in a Technical Capacity This is for a pure Technical Hands-On role and not for a Team Lead Position Work on Daily Basis with Client/Customer Mainframe OS-Storage SMEs/Peers Work on MI (Major Incidents) / P1 (Priority-1) and lesser Tickets as a part of BAU Support Work on Problem/RCA and Change/CMR Tickets during the weekends. Provide Business hours support and then On-Call support as is the norm in BAU Service Delivery Role. Primary requirements - Experience to monitor, support and maintain mainframe DASD tools - Monitor and manage storage performance - Assign and initialize direct access storage volumes. - Determine data set and volume placement - Set and maintain direct access storage resource efficiency - Maintain established direct access storage standards - Suggest Best Practice standards - Maintain space requirements according to Client’s forecasts - Design,



implement, and maintain all DASD pooling structures - Perform catalog management - Perform data migration management - Provide support for all DASD related problems - Perform regular direct-access storage backups - Plan Hardware EOL Life Cycle management and Upgrades Technical requirements - Hands-on experience with z14/z15/z16 Mainframe HW and Sysplex Setup - z/OS v2.x, JES2, DFSMS, VTAM, RACF/ACF2, TCP/IP, OMVS, RMF/SMF - SMP/E, various ISV products, UserMods and Exits. - IPL/POR procedures, various Mainframe Consoles - Mainframe Tools – OMEGAMON, TEPS, Netview, SIEM - Assembler, REXX, JCL and CA-OPS/MVS Automation, - IODF/IOCDS, HCD/HCM, Mainframe Capacity Planning and Performance Tuning - PARMLIB and PROCLIB concatenation, Memory Regions customization and maintenance - Experience in Disaster Recovery setup and conducting DR drills. - Experience in Mainframe MIPS Optimization, Software ratio

📌 Mainframe ZOS (Bengaluru)
🏢 Tata Consultancy Services
📍 Bengaluru