5 of 5 DemandTrendContract Mainframe Jobs in Sheffield

reporting that inform strategic decisions around IT infrastructure usage and costs. Key Responsibilities: Lead and support FinOps initiatives focused on on-premise infrastructure cost optimisation (e.g. servers, storage, databases, mainframes, PCs, software licences) Design and implement initiatives to drive rightsizing and reuse, reducing datacentre footprint, energy use, and spend Collaborate with stakeholders to gather functional and business requirements and translate More ❯

can categorize the services in the following key areas: Proposing On-Prem FinOps tactics to highlight rightsizing and cost reduction opportunities across CTO technology services (eg servers, storage, database, mainframe, PCs, licences) Tracking benefits achieved through rightsizing, including direct cost impacts, reduced datacentre space, power and carbon and re-use. Designing and delivering initiatives within the On-Prem FinOps team More ❯

key areas: Supporting the analysis, planning and execution of optimisation/rightsizing tactics, working with business aligned IT functions to optimise their on-premise infrastructure (eg servers, storage, database, mainframe, PCs) consumption and spend. Tracking benefits achieved through rightsizing, including direct cost impacts, reduced datacentre space, power and carbon needs, and the re-use of relinquished assets (thus deferring additional More ❯

Job Summary: We are seeking a highly skilled Mainframe Infrastructure Specialist with deep expertise in IBM i and IBM z systems. The ideal candidate will have strong experience in infrastructure management, storage systems, and hardware, along with hands-on proficiency in CICS , DB2 , and IBM mainframe technologies . Key Responsibilities: Manage and maintain IBM i & IBM z infrastructure, ensuring optimal … performance and reliability. Administer and support mainframe storage systems and hardware components. Provide technical expertise in CICS and DB2 environments. Collaborate with cross-functional teams to support infrastructure upgrades, migrations, and troubleshooting. Monitor system health and implement proactive measures to prevent downtime. Document infrastructure configurations, processes, and procedures. Required Skills & Qualifications: Strong experience with IBM i and IBM z platforms. … In-depth knowledge of mainframe infrastructure, storage systems, and hardware. Hands-on experience with CICS and DB2 . Familiarity with system performance tuning and capacity planning. Excellent problem-solving and analytical skills. Strong communication and collaboration abilities. More ❯

About the Role Were seeking an experienced Endevor Administrator (SME) to strengthen our global team and support strategic mainframe initiatives. Youll own day-to-day Endevor administration, design/build activities for new and existing applications, and serve as a trusted partner to mainframe development teams across regions. Key Responsibilities Lead daily Endevor administration : environment maintenance, lifecycle setup, approvals, security … life cycles, stages, processors, and packages for new and existing apps. Provide L3 support : incident triage, root-cause analysis, permanent fixes, and preventive improvements. Act as primary liaison to mainframe development teams; drive best practices and ensure smooth integrations. Contribute to regional/global project meetings ; coordinate changes and deployments across time zones. Produce high-quality technical documentation, SOPs, runbooks … and change records. Champion product innovation and process automation around Endevor and adjacent toolchains. Required Skills & Experience 8+ years in mainframe development/administration with 5+ years hands-on CA/Broadcom Endevor . Deep knowledge of Endevor architecture (environments/stages, elements, SCL, processors, packages, exits, security). Strong z/OS fundamentals: TSO/ISPF, JCL, SDSF , dataset More ❯