JOB DESCRIPTION
Make an impact with NTT DATA Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion – it's a place where you can grow, belong and thrive. 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). 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 operations teams to ensure platform stability. Implement software maintenance, fixes, service packs, and vendor-recommended updates. Maintain system security controls and ensure compliance with organizational standards. Participate in root cause analysis and problem management activities. Provide technical guidance and mentoring to junior team members. Deep knowledge of:z/OS Operating SystemSMP/ETSO/ISPFUNIX System Services (USS)SDSFJCLRACF Strong expertise in Parallel Sysplex implementation and support as well as Parallel Sysplex architecture and administration Extensive experience installing, configuring, customizing,



supporting and maintaining multiple IBM and CA/Broadcom mainframe products. AssemblerREXXOMEGAMONRMFSMFSAS Experience with automation and operational tooling in mainframe environments. Exposure to hybrid infrastructure environments and modernization initiatives. Industry certifications related to IBM Z Platforms or Mainframe Systems Programming are desirable. Job Expectations Deliver stable, secure, and highly available mainframe infrastructure services. Collaborate with global teams and stakeholders across infrastructure, applications, and business units. Drive continuous improvement initiatives focused on system reliability, performance, and automation. Maintain thorough documentation of system configurations, procedures, and technical implementations. Act as a trusted technical expert for z/OS platform services and system software products. Primary Skillset z/OS SMP/E TSO/ISPF USS (UNIX System Services) SDSF JCL RACF Parallel Sysplex Installation, customization, and support of IBM and CA/Broadcom products Secondary Skillset ACF2 GDPS RACF Administration Assembler REXX OMEGAMON RMF SMF SAS Benefits Our people are the most critical component of our long-term success and their health and wellbeing are our priority. About NTT DATA NTT DATA is a $30+ billion business and technology services leader, serving 75% of the Fortune Integral 100. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. Our consulting and industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 70 countries. NTT DATA is part of NTT Group, which invests over $3 billion each year in R&D.; Equal Opportunity Employer NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. Join our growing global team and accelerate your career with us. Third parties fraudulently posing as NTT DATA recruiters

📌 Z/Os Mainframe Systems Programmer (España)
🏢 Ntt
📍 España