▷ (08 / 11 / 2025) TCS Is Hiring For Mainframe Network Admin

Location- Chennai / Bangalore / Hyderabad

Exp Range- 6-12 yrs

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