Mainframe I/O Configuration
Core
Design, implement, and maintain IBM Z Mainframe I/O configurations, manage channel paths, storage subsystems, and support hardware migrations and disaster recovery.
Role type
Senior Mainframe I/O Configuration Engineer
Builds
Mission-critical mainframe infrastructure and storage environments for enterprise clients
Domain
Mainframe Systems / Enterprise Storage / Infrastructure
Required skills
IBM Z Mainframe I/O Configuration, HCD, IOCP, IOCDS, FICON architecture, DASD configuration, z/OS IPL, Channel path management, GDPS, VMware ESXi, Active Directory, Infrastructure as Code
Preferred skills
IBM Z Mainframe Hardware certification, FICON Directors, IBM DS8000, Parallel Sysplex, Data center transformation, Cloud automation
Technologies
IBM Z, HCD, IOCP, IOCDS, FICON, DASD, z/OS, VMware ESXi, Active Directory, IaC
Responsibilities
Design and maintain IBM Z Mainframe I/O configurations using HCD and IOCP; Develop and validate IOCDS definitions; Support IBM Z processor upgrades and hardware refreshes; Configure channel paths, control units, DASD, tape subsystems, and FICON infrastructure; Perform I/O configuration planning, validation, testing, and production implementation; Coordinate hardware installation and activation with vendors and stakeholders; Create and maintain technical documentation and configuration standards.
Seniority
Senior, hands-on IC