Mainframe z/OS System Programmer

4 days ago

Taguig, National Capital Region, Philippines Tata Consultancy Services Full time ₱2,000,000 - ₱2,500,000 per year

Title of Position: z/OS system programmer

Summary of key responsibilities

  • Minimum 10+ years of 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 2,000 MIPS and above.
  • Work 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 evaluation, High Availability, Disaster Recovery etc.
  • Derive realistic Mainframe SLAs and design / propose architecture meeting those SLAs goals
  • Mainframe Licensing, TCO and ROI planning and decision making.

Years of Experience

Minimum 10+ years of hands-on technical and Architect experience on the Mainframe Platform as a whole (HW, SW, NW, OS and Security)

Technical requirements

  • Mainframe Data Center Architecture (Metro Mirror, Global Mirror, MGM, 2/3/4 site GDPS & GDDR)
  • Conversant with both IBM and EMC HW and Replication methodology. Hitachi optional.
  • Mainframe Data Center Physical Planning and Design
  • Experience in IBM z14, z15 & z16 Mainframe HW and Parallel Sysplex/GDPS-GDDR Setup
  • Experience in both IBM and EMC Disk and Tape Storage hardware, software and replication.
  • z/OS v2.x, JES2/JES3, DFSMS, SNA/VTAM & TCP/IP, RMF/SMF
  • Mainframe Tools–SIEM (Q-Radar), z/OS-SA or CA-OPS/MVS Automation
  • Mainframe DB2, MQ, CICS, WAS, Control-M
  • Mainframe Security ACF2
  • Mainframe Capacity Planning and Performance Tuning
  • Experience in Disaster Recovery setup and conducting DR drills.
  • Experience in Mainframe MIPS Optimization, Software rationalization
  • Hands-on experience with Hitachi VSP 5500, IBM DS8000, IBM TS7000 etc.
  • IBM-Metro/Global Mirror, Copy Services, EMC-SRDF, EMC-GDDR
  • Flash Copy, BCV-SnapVX, zDP, Safe Guarded Copy (SGC)
  • Setup and Manager Mainframe DC Storage Replication
  • Mainframe Software Rationalization
  • Mainframe Modernization and Exit strategies
  • Mainframe Performance Tuning – BP tuning, zIIP, SMT

.

KEYWORDS:
GDPS, Sysplex, z14, z15, z16, Metro Mirror, Global Mirror, MGM, SNA, VTAM, SRDF, ZIIP, JES3, RMF, PAV, FICON, IDAA, SRDF, IODF, IOCD

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