Overview In this role you will manage installation, configuration, and ongoing maintenance of IBM z/OS and related system software in large-scale, mission-critical environments. You will work within our enterprise infrastructure team to ensure high availability, performance, and security, partnering with cross-functional teams to support business-critical applications. The position emphasizes hands-on troubleshooting, system upgrades, disaster recovery, and documentation to enable smooth operations. You will contribute from day one and mentor junior engineers while driving reliability and automation in a general context. This opportunity centers on shaping a robust mainframe platform that underpins 금융 Compensaciones / Beneficios * comprehensive benefits package * health and wellbeing focus * local market competitiveness Responsabilidades * Install, configure,



and maintain IBM z/OS operating systems * Manage IBM and CA/Broadcom system software across enterprise environments * Plan and execute OS upgrades and maintenance using SMP/E * Administer Parallel Sysplex environments for high availability * Perform performance monitoring, capacity planning, and optimization * Analyze and resolve complex z/OS, middleware, and infrastructure issues * Implement maintenance, fixes, and vendor updates * Support disaster recovery, business continuity, and high-availability initiatives * Maintain security controls and compliance * Create and maintain technical documentation and runbooks * Participate in root cause analysis and problem management * Provide mentoring to junior team members * Support production implementations and after-hours activities Requisitos principales * 10+ years of hands-on z/OS Systems Programming * Deep knowledge of z/OS OS, SMP/E, TSO/ISPF, USS, SDSF, JCL, RACF * Strong Parallel Sysplex implementation and administration * Experience with IBM and CA/Broadcom mainframe products * Experience in large enterprise environments, preferably Banking/Financial Services

📌 z/OS Mainframe Systems Programmer (Barcelona)
🏢 Ntt Data
📍 Barcelona