The z/OS Systems Hardware candidate should have technical, domain level and specialist skills to ensure that all the Mainframe Processors are operated, maintained and constantly upgraded as technology advances. Your responsibilities will include: • Supporting and maintaining the UK Mainframe Processor estate within a multi-LPAR, multi-site Sysplex environment • Upgrading the UK Mainframe estate to the next generation of IBM Processor • Upgrading the Microcode levels on the Mainframe Processors, Coupling Facilities, HMCs and TKEs • Building and activating IODF/IOCDS configurations in support of changes to the Storage estate and other key projects • Update PR/SM definitions via HMC The ideal candidate for this role will have the below experience and qualifications: • Must have extensive experience of mainframe hardware support and configuration. This is essential to the role • Must have knowledge of z/OS, HMC, HCD, TSO/ISPF, SDSF, JCL, CHPID Mapping tool, JES2 • Must have knowledge of the latest IBMz processor generations z14, z15, z16 • Must have Sysplex and Coupling Facility knowledge • Troubleshooting for day-to-day incidents and problems records. • Must have excellent problem determination skills and be a true team player. • You will be required to provide out-of-hours support for the implementation of hardware changes and support for other projects requiring hardware expertise • Excellent written and spoken communication skills; an ability to communicate with impact, ensuring complex information is articulated in a meaningful way to wide and varied audiences • Build effective networks across business areas, developing relationships based on mutual trust and encouraging others to do the same • Have some experience of creating and deploying comprehensive business/operating plans which consistently deliver desired results • A comprehensive understanding of risk management and proven experience of ensuring own and others compliance with relevant regulatory processes In addition to the details listed above, the ideal candidate should have the following complimentary skills (although these are not essential): • Automation, GDPS, Rexx and CLIST skills • OSA-ICC definition/configuration • Basic understanding of DWDM • Knowledge of Disk/Tape infrastructure