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Your day at NTT DATA he CICS Mainframe Systems Programmer is responsible for ensuring the stability, availability, performance, and continuous improvement of CICS services within the IBM Mainframe environment. This position involves system programming, infrastructure support, technical analysis, solution design, deployment planning, configuration, testing, and ongoing operational support. The successful candidate will oversee the management and support of all CICS services, ensure high availability of business‑critical applications, provide technical leadership during incident resolution, and collaborate with development and application support teams to deliver robust solutions. In this role, You will As a CICS Mainframe Systems Programmer, you will:
Install, configure, administer, maintain, and support CICS systems software.
Create and manage CICS resource definitions and system configurations.
Install, test, and implement new releases, maintenance updates, and enhancements for CICS Transaction Server.
Work closely with application development and support teams to resolve complex technical issues.
Lead problem determination, root cause analysis, and recovery activities during critical incidents.
Design and implement new technology solutions to improve service availability, performance, and operational efficiency.
Monitor CICS performance and system resources to ensure optimal response times and service levels.
Develop, test, and maintain backup, recovery, and business continuity procedures.
Administer user access controls and support security implementations using RACF and ACF2.
Perform capacity planning and performance tuning activities for CICS environments.
Ensure data security, recovery,



and compliance requirements are met.
Several years of experience in Mainframe Systems Programming with specialization in CICS (administration and support)
Experience in installation, customization, upgrade, maintenance, and troubleshooting of CICS Transaction Server.
Exposure to Mainframe Sysplex environments and high availability configurations.
CICS Transaction Server SMP/E z/OS JCL TSO/ISPF SDSF RACF
Strong understanding of system performance management and capacity planning.
Ability to work independently and collaboratively within global teams.
CICS Transaction Server 4.2 and/or 5.3 (or higher versions)
Mainframe Sysplex Environments
Strong understanding of application connectivity and middleware technologies.
Ability to mentor junior engineers and provide technical guidance.
Understanding of ITIL‑based service management processes preferred.
Participate in planned maintenance, software upgrades, and production releases.
Collaborate with infrastructure, development, security, and application support teams.
CICS System Programmer or Technical Specialist experience
CICS Transaction Server 4.2 and/or 5.3 SMP/E Omegamon/CICS ACF2 & RACF
Mainframe SYSPlex environment experience is preferred
About NTT DATA NTT DATA is a $30+ billion business and technology services leader, serving 75% of the Fortune Global 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 Integral Top Employer, we have experts in more than 70countries. NTT DATA is part of NTT Group, which invests over $3billion 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. Third parties fraudulently posing as NTT DATA recruiters
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📌 Systems Programmer (Madrid)
🏢 Ntt
📍 Madrid