Salary: £48,000 - 60,000 per year Requirements: Deep understanding of z/OS architecture, including IPL procedures, JES2/JES3 configurations, Sysplex management, SMF data collection, and parmlib customisation Experience with hardware refresh, product upgrades, and software lifecycle management Proficient in using advanced tools like SMP/E, z/OSMF, Broadcom, IBM, and BMC utilities Skills in writing and debugging system-level routines and automation using Assembler, REXX, and JCL Ability to configure and support mainframe connectivity, performance monitoring, backup & recovery, and system administration Responsibilities: Work remotely as a Mainframe z/OS Consultant Oversee hardware refresh and product upgrades Manage software lifecycle and system performance Configure and support mainframe connectivity Monitor system performance and handle backup & recovery Conduct system administration tasks Technologies: Hardware IBM Support More: We are looking for a Mainframe zOS Consultant to join our team on a remote basis. This role is critical to ensuring optimal management of our mainframe systems. As part of our team, you will have the opportunity to work on exciting projects involving advanced mainframe technologies. We offer competitive compensation and the flexibility of remote work while you contribute to our infrastructure. last updated 5 week of 2026