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Your day at NTT DATA We are seeking an experienced z/OS Mainframe Systems Programmer to join our enterprise infrastructure team. This role is responsible for the installation, upgrade, maintenance, and support of the IBM z/OS operating system and a broad range of ISV products, primarily from IBM and Computer Associates (CA/Broadcom). The adecuado candidate will possess deep technical expertise in z/OS Systems Programming, strong Parallel Sysplex administration skills, and extensive experience working within large-scale, mission‑critical environments such as banking and financial services organizations. The successful candidate will be a self‑starter who can work independently, troubleshoot complex technical issues, and contribute effectively from day one.
This position requires excellent communication skills, strong analytical thinking, collaboration with cross‑functional teams, and participation in planned after‑hours activities related to system upgrades, maintenance, and implementations.
In this role, You will Install, configure, customize, upgrade, and maintain IBM z/OS operating systems. Manage and support IBM and CA/Broadcom system software products across enterprise environments. Plan and execute operating system upgrades and software maintenance activities using SMP/E. Administer and support large‑scale Parallel Sysplex environments to ensure high availability and performance. Perform system performance monitoring, capacity planning, and resource optimization. Analyse and resolve complex system‑level issues involving z/OS, middleware, and infrastructure components. Work closely with application support, infrastructure, security, and operation
📌 z/OS Mainframe Systems Programmer (Barcelona)
🏢 Ntt
📍 Barcelona