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Tata Consultancy Services

Mainframe z/OS System Administrator/System Programmer

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Description

Summary of key responsibilities

  • Minimum 5-7+ years onwards of BOTH broad and in-depth hands-on technical and design/architect level experience in Mainframe z/OS

  • Experience in a multi-site (multiple Data Center) Mainframe shop of minimum 5K MIPS and above.

  • Worked with Client/Customer, OEM & ISV Vendors, Business Partners related to all aspects of the Mainframe Platform.

  • Support various Mainframe Software, both IBM and OEM/ISV products

  • Mainframe High Availability & Disaster Recovery

  • Derive realistic Mainframe SLAs and design / propose architecture meeting those SLAs goals

  • Mainframe Licensing, TCO and ROI planning

Years of Experience

  • Minimum 5-7+ years up to 30 years of hands-on technical and Architect experience on the Mainframe Platform as a whole (HW, SW, NW, OS, ISV, Storage and Security)

Technical requirements

  • IBM z15, z16 & z17 Mainframe HW and Parallel Sysplex/GDPS-GDDR Setup

  • JES2/JES3, DFSMS suite, SNA/VTAM & TCP/IP

  • PARMLIB, PROCLIB, RMF/SMF, SMP/E, HCD, HCM, IODF, Dumps & Traces

  • Install/Upgrade/Patch/Configure ISV Products from Broadcom CA, BMC, Rocket SW, Software AG, LRS, Precisely etc…

  • zOS Upgrades, HW Refresh, DC LPAR & Data Migration

  • SIEM (Q-Radar), z/OS-SA (System Automation), CA-OPS/MVS Automation

  • Security ACF2, RACF, Top Secret, zSecure Suite, Mainframe zCrypto, Digital Certificates

  • OmegaMon, BMC AMI Suite MainView CA View, basic knowledge on SAS, Strobe, APA

  • IBM and EMC Disk and Tape Storage hardware, software and replication.

  • Mainframe Capacity Planning and Performance Tuning, Buffer Pool Tuning,

  • MIPS Optimization, zIIP Offload, SMT

  • Mainframe Data Center Architecture (Metro Mirror, Global Mirror, MGM, 2/3/4 site GDPS & GDDR)

  • IBM and EMC HW and Replication GDPS, GDDR methodology. Hitachi optional.

  • Experience in Disaster Recovery setup and conducting DR drills, RTO, RPO.

  • Knowledge on Mainframe DB2, IMS, MQ, CICS, WAS, BMC Control-M, TWS, CA7, CA-ESP

  • Mainframe Data Center Physical Planning and Design


Skills

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See also

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