About the Role
Mainframe z/OS Administrator – Contract – Office Based
We are seeking a Senior Mainframe z/OS Administrator / Systems Programmer to join a large enterprise environment supporting critical IBM Z infrastructure. This is a hands-on role focused on z/OS system administration, upgrades, performance tuning and disaster recovery within a 24/7 production estate.
Key Responsibilities
* Plan and execute z/OS upgrades, maintenance, PTFs and APARs
* Install, configure and support ISV products (Broadcom/CA, BMC, Rocket Software)
* Manage IBM Z hardware including CPC, LPAR configuration, HMC/SE, IOCP/IODF
* Monitor and tune performance using RMF, SMF, TMON, SAS, WLM
* Support GDPS, IPL testing and disaster recovery execution
* Provide incident resolution and participate in on-call support
Essential Skills
* Strong hands-on experience with z/OS installation, configuration and support
* Proven experience deliv...
We are seeking a Senior Mainframe z/OS Administrator / Systems Programmer to join a large enterprise environment supporting critical IBM Z infrastructure. This is a hands-on role focused on z/OS system administration, upgrades, performance tuning and disaster recovery within a 24/7 production estate.
Key Responsibilities
* Plan and execute z/OS upgrades, maintenance, PTFs and APARs
* Install, configure and support ISV products (Broadcom/CA, BMC, Rocket Software)
* Manage IBM Z hardware including CPC, LPAR configuration, HMC/SE, IOCP/IODF
* Monitor and tune performance using RMF, SMF, TMON, SAS, WLM
* Support GDPS, IPL testing and disaster recovery execution
* Provide incident resolution and participate in on-call support
Essential Skills
* Strong hands-on experience with z/OS installation, configuration and support
* Proven experience deliv...
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