Mainframe I/O Configuration Administrator

Kyndryl

. Perform I/O configuration changes and support hardware additions, removals, and upgrades .

Posted 10/21/2026full-timeHyderabad • IndiaMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive expertise in Mainframe I/O Configuration, including HCD and IOCP, with a strong focus on hardware management, disaster recovery, and enterprise storage solutions. Proficient in z/OS environments and capable of delivering technology solutions while maintaining configuration documentation and adhering to change-management processes.

Highest-signal resume keywords

Mainframe I/O ConfigurationHCD (Hardware Configuration Definition)IOCP (Input/Output Configuration Program)Z/OS IPL PlanningFICON Architecture

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

IOCDS GenerationDASD ConfigurationChannel Path ManagementIBM Z CPC Hardware AdministrationFICON DirectorsEnterprise Storage ManagementHardware Migration PlanningPerformance TuningGDPS ConceptsVirtualization Technologies

Tools & Technologies

Microsoft Windows Server 2016/2019VMware ESXiIBM DS8000Public/Private Cloud EnvironmentsHMC Administration

Certifications & Qualifications

IBM Z Mainframe Hardware and I/O Configuration Certification

Industry Keywords

Disaster RecoveryBusiness Continuity PlanningParallel SysplexMulti-Site Mainframe EnvironmentsHigh-Availability Solutions

Tech Stack

Tools & technologies

CloudVMware

About the role

Key responsibilities & impact

Perform I/O configuration changes and support hardware additions, removals, and upgrades
Work with HCD and IOCP
Configure and maintain channels, control units, devices, and related mainframe hardware
Support z/OS environments and troubleshoot I/O-related issues
Coordinate with system programmers, storage, network, and hardware teams
Perform impact analysis and validation before implementing configuration changes
Troubleshoot hardware connectivity and device configuration issues
Maintain configuration documentation and follow change-management processes
Contribute to mission-critical projects and deliver technology solutions for customers

Requirements

What you’ll need

5+ years of experience in Mainframe I/O Configuration
Strong expertise in HCD (Hardware Configuration Definition) and IOCP (Input/Output Configuration Program)
Experience in IOCDS generation, activation, and maintenance
Strong understanding of FICON architecture and channel subsystem design
Experience with DASD configuration, enterprise storage management, and tape infrastructure
Knowledge of IBM Z CPC hardware design, configuration, and administration
Experience with z/OS IPL planning, execution, and support
Channel path management, optimization, and performance tuning
Experience in hardware migration planning and execution
Understanding of GDPS concepts, disaster recovery, and business continuity planning
Experience with Microsoft Windows Server 2016/2019 administration
Hands-on experience with VMware ESXi and virtualization technologies
Knowledge of public/private cloud environments and migration from on-premises infrastructure
IBM Z Mainframe Hardware and I/O Configuration certification or equivalent experience (preferred)
Strong hands-on experience with IBM HCD and IOCP
Experience with FICON Directors, SAN connectivity, and enterprise storage integration
Knowledge of IBM DS8000 and other enterprise storage platforms
Experience supporting IBM Z CPC upgrades, PR/SM, LPAR configurations, and processor migrations
Familiarity with GDPS, high-availability solutions, and disaster recovery environments
Experience with z/OS IPL processes, HMC administration, and system activation procedures
Knowledge of Parallel Sysplex and multi-site mainframe environments

Benefits

Comp & perks

Flexible, supportive environment
Continuous learning and career growth opportunities
Hands-on experience with enterprise technologies
Structured learning programs
Industry-leading certifications
Mentorship and career development opportunities
Be Well programs supporting financial, mental, physical, and social health
Certifications with Microsoft, Google, and Amazon
Coaching and hands-on learning experiences
Personalized development goals and continuous feedback
Hybrid-friendly culture