Mainframe ZOS Administration

3 days ago


Chennai, India Tata Consultancy Services Full time

Dear Candidate

Greetings from TCS


TCS has been a great pioneer in feeding the fire of young Techies like you. We are a global leader in the technology arena and there's nothing that can stop us from growing together.


Role: Mainframe zOS Admin

Location: Pan India

Experience Range: 4 - 7 Years

Educational Qualification : 15 Years of Full Time Education


Job Description:


Must-Have


  • Hands-on experience with z12/z13/z14/z15 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 rationalization


  • Hands-on experience with IBM DS8000, IBM TS7000, EMC-VMAX/PowerMax & DLm HW


  • IBM-Metro/Global Mirror, Copy Services, EMC-SRDF, EMC-GDDR


  • DFSMS suite, CA-1, IBM CSM


  • Flash Copy, BCV-SnapVX, zDP, Safe Guarded Copy (SGC)


  • Setup and Manager Mainframe DC Storage Replication


  • Perform all BAU and Project related Mainframe OS/Storage related activities.


Good-to-Have


  • Hands-on technical experience as a Mainframe zOS & Mainframe Storage Admin


  • Prior experience working in a large Mainframe setup of minimum 5,000 MIPS and above.


  • 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 24 x 7 ON-CALL support as is the norm in BAU Service Delivery Role


  • Support Mainframe Projects (HW Upgrade, OS Upgrade, ISV Products upgrade etc…) as per needs.


  • Ensure Mainframe System Availability @ 99.99% and work towards meeting agreed SLAs

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