Mainframe I​/O Configuration

Location: Vasanthanagar

Responsibilities
Design and maintain I/O configurations.
Support processor upgrades and CPC activations.
Configure channels, control units, DASD, tape, and FICON infrastructure.
Develop and maintain IOCDS definitions.
Support data center relocations and site swaps.
Coordinate hardware implementation activities.
Validate production IPL readiness.

You’re good at what you do and possess the required experience to prove it. However, equally as important – you have a growth mindset; keen to drive your own personal and professional development. You are customer-focused – someone who prioritizes customer success in their work. And finally, you’re open and borderless – naturally inclusive in how you work with others.

Required Technical and Professional Expertise
HCD
IOCP
IOCDS Generation
FICON Architecture
DASD Configuration
Tape Infrastructure
CPC Hardware Design
IPL Planning
Channel Path Management
Hardware Migration Planning
GDPS Awareness
Disaster Recovery Configuration
Microsoft Windows Server 2016/2019 implementation and management. VMware ESX experience
Public/private cloud management. Especially migration from onprem to cloud solution

Preferred Technical and Professional Experience
IBM Z Mainframe Hardware and I/O Configuration certification or equivalent experience.
Strong experience with IBM HCD (Hardware Configuration Definition) and IOCP (Input/Output Configuration Program).

Experience with FICON Director, SAN connectivity, and enterprise storage integration.
Knowledge of IBM DASD technologies, including DS8000 and enterprise storage platforms.
Experience supporting IBM Z CPC upgrades, PR/SM, LPAR configurations, and processor migrations.
Familiarity with GDPS, disaster recovery planning, and high-availability solutions.

Experience with z/OS IPL processes, HMC, and system activation procedures.
Knowledge of Parallel Sysplex and multi-site mainframe environments.

Experience with hardware migration planning and data center transformation projects.
Familiarity with automation and configuration management tools.
Understanding of ITIL Change Management and enterprise infrastructure governance.
Strong problem-solving, documentation, communication, and vendor coordination skills.
Automation experience, especially IaaS (infrastructure as a code)
Vulnerability management
Microsoft Active Directory and federation services