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1–2 jobs· newest first

Lead, Infrastructure SpecialistNew
Kyndryl · Oslo, Norway
Lead
Mainframe z/OS System Administrator
Kyndryl · Chennai, India

+10K new in the last hour

Lead, Infrastructure Specialist

Kyndryl · Posted Nov 12, 2026

Oslo, Oslo, Norway
Lead

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Lead Infrastructure Specialist – Information Management System S Programmer at Kyndryl, responsible for maintaining and enhancing IBM IMS environments on z/OS mainframes.

Responsibilities

Install, configure, maintain, and upgrade IBM IMS database and transaction manager environments on z/OS mainframes.
Monitor system usage, capacity, and performance metrics to proactively identify bottlenecks and optimize overall infrastructure efficiency.
Propose and implement system enhancements, patches, and architectural upgrades that improve platform reliability, resilience, and availability.
Administer and enforce strict user access controls, password policies, and security protocols across mainframe systems.
Diagnose and resolve complex, high-severity technical incidents within IMS and z/OS environments to minimize business disruption.

Requirements

Nice to have: IBM z/OS utilities
Nice to have: SMP/E
Nice to have: JCL
Nice to have: REXX
Nice to have: mainframe automation tools

Skills

IBM IMS z/OS mainframe system monitoring performance tuning capacity optimization mainframe security administration user access controls authentication password governance troubleshooting database issues hardware and software infrastructure management SMP/E JCL REXX Parallel Sysplex

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Mainframe z/OS System Administrator

Kyndryl · Posted Nov 9, 2026

Chennai, Tamil Nadu, India
10+ years

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Manage and support IBM z/OS environments, perform installations, upgrades, maintenance, and modernization initiatives.

Responsibilities

Manage and administer IBM z/OS systems and associated software products.
Perform z/OS installations, upgrades, maintenance, and customization activities.
Monitor system performance, capacity, and availability to ensure optimal operations.
Troubleshoot and resolve operating system, hardware, and software issues.
Administer JES2/JES3, TSO/ISPF, SMP/E, HCD, and system utilities.

Requirements

Nice to have: IBM z/OS architecture design
Nice to have: mainframe modernization initiatives
Nice to have: supporting IBM z16 and IBM z17 systems
Nice to have: leadership and mentoring experience

Skills

Mainframe z/OS System Administration z/OS installation z/OS configuration z/OS maintenance system reliability patch management

third-party software management

disaster recovery drills

license key updates

product maintenance

compatibility checks

IBM z16 hardware

troubleshooting system failures

performance issues

24/7 on call support

migration projects

mainframe modernization

Parallel Sysplex

mainframe integration with Azure

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