Z/Os Mainframe Systems Programmer

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). The ideal 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.

Ability to independently manage complex technical assignments. Excellent verbal and written communication skills. Experience supporting mission?critical production environments with stringent SLA requirements. Desired Qualifications Experience with ACF2 Security Administration. Knowledge of GDPS (Geographically Dispersed Parallel Sysplex) environments. Working knowledge of: Assembler REXX OMEGAMON RMF SMF SAS Experience with automation and operational tooling in mainframe environments. Understanding of disaster recovery and high?availability architectures. 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. Participate in change management, release management, and implementation activities. Provide on?call and after?hours support for critical production changes and incident resolution. Ensure adherence to enterprise security, compliance, and operational standards. Collaborate with general 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. Demonstrate ownership, accountability, and a proactive approach to issue resolution. 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 Skillse

? z/OS Mainframe Systems Programmer (Barcelona)
? Ntt
? Barcelona