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As a Senior Mainframe Site Reliability Engineer, you will drive the reliability and evolution of re-hosted CICS/TX and MQ platforms by leading critical operations, defining technical standards, and coordinating modernization efforts across middleware, infrastructure, and stakeholders.Your role:<ul><li>Lead all critical platform activities for the re-hosted CICS/TX and MQ service, including incidents, upgrades, new features and structural improvements.​</li><li>Own the evolution of the re-platformed middleware stack, including coordination with IBM, application groups and DR/cloud-readiness efforts.​</li><li>Set technical standards for availability, housekeeping, performance, RCA and operational excellence in this senior- heavy tower.</li></ul>*This role requires on-call responsibilities, depending on operational needs.This role describes your starting point at NTT DATA. We believe in long-term relationships and in supporting your growth. As your skills and ambitions evolve, we will work with you to identify future opportunities, projects, and career paths across our organization.Your profile:<ul><li>Extensive enterprise-level expertise in CICS/TX and MQ delivery, upgrades, and cluster management.</li><li>Strong command of Linux-hosted middleware reliability, performance and change-window control.</li><li>Excellent stakeholder management and technical lead capability in a critical legacy-modernization context.</li><li>6-8 years of experience in relevant roles.</li><li>Fluent in English (written and spoken).</li></ul>

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