CICS Mainframe Systems Programmer

nttlimited; Madrid; Presencial; EUR 60.000 - 90.000; Jornada completa

Descripción de la vacante

NTT DATA in Madrid is seeking a CICS Mainframe Systems Programmer to ensure high availability, performance, and continuous improvement of CICS services within the IBM Mainframe environment. You will lead system programming, enable incident resolution, and collaborate with development teams to deliver robust solutions.

The ideal candidate brings deep expertise in CICS, z/OS, and mainframe tooling, strong analytical and communication skills, and a proactive approach to maintaining

Formación

• Several years of experience in Mainframe Systems Programming with specialization in CICS (administration and support).
• Proven experience supporting large-scale, mission-critical CICS environments.
• Experience in installation, customization, upgrade, and troubleshooting of CICS Transaction Server.
• Exposure to Mainframe Sysplex environments and high availability configurations.
• Strong hands-on experience with CICS Transaction Server, SMP/E, z/OS, JCL, TSO/ISPF, SDSF, RACF.

Responsabilidades

• Install, configure, administer, maintain, and support CICS systems software.
• Create and manage CICS resource definitions and system configurations.
• Support and maintain production CICS environments, including out-of-hours troubleshooting and incident resolution.
• Install, test, and implement new releases, maintenance updates, and enhancements for CICS Transaction Server.
• Provide Level 2 and Level 3 support for applications utilizing CICS services.
• 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.
• Support change management, release management, and implementation activities.
• Create and maintain technical documentation, procedures, and operational standards.

Conocimientos

Mainframe Systems

CICS Administration

z/OS

JCL

TSO/ISPF

SDSF

RACF

SMP/E

SRE/Incident

Capacity Planning

Herramientas

CICS Transaction Server

SDSF

OMEGAMON for CICS

ACF2 Security

RACF

Descripción del empleo

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 he CICS Mainframe Systems Programmer is responsible for ensuring the stability, availability, performance, and continuous improvement of CICS services within the IBM Mainframe environment. The role requires strong technical expertise, domain knowledge, and specialist skills to operate, maintain, and enhance critical engineering services as technology evolves.

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.

The ideal candidate will be a proactive problem solver with strong technical, analytical, and communication skills, capable of supporting both strategic initiatives and day-to-day operational requirements.

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.
• Support and maintain production CICS environments, including out-of-hours troubleshooting and incident resolution.
• Install, test, and implement new releases, maintenance updates, and enhancements for CICS Transaction Server.
• Provide Level 2 and Level 3 support for applications utilizing CICS services.
• 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.
• Support change management, release management, and implementation activities.
• Create and maintain technical documentation, procedures, and operational standards.

Required Qualifications

• Several years of experience in Mainframe Systems Programming with specialization in CICS (administration and support)
• Proven experience supporting large-scale, mission-critical CICS environments.
• Experience in installation, customization, upgrade, and troubleshooting of CICS Transaction Server.
• Exposure to Mainframe Sysplex environments and high availability configurations.
• Strong hands‑on experience with: CICS Transaction Server
• SMP/E
• z/OS
• JCL
• TSO/ISPF
• SDSF
• RACF
• Experience installing, upgrading, configuring and troubleshooting CICS environments.
• Ability to analyze and resolve complex system and application issues.
• Experience supporting production-critical systems with stringent availability requirements.
• Strong understanding of system performance management and capacity planning.
• Excellent troubleshooting and problem-solving skills.
• Strong verbal and written communication skills.
• Ability to work independently and collaboratively within global teams.

Desired Qualifications

• Experience with: CICS Transaction Server 4.2 and/or 5.3 (or higher versions)
• OMEGAMON for CICS
• ACF2 Security Administration
• RACF Administration
• Mainframe Sysplex Environments
• Knowledge of High Availability and Disaster Recovery architectures.
• Experience with automation and operational tooling within CICS environments.
• Strong understanding of application connectivity and middleware technologies.
• Experience supporting large banking or financial services organizations.
• Ability to mentor junior engineers and provide technical guidance.
• Demonstrated ability to make sound technical decisions in complex and ambiguous situations.
• Understanding of ITIL-based service management processes preferred.
• Experience working in Banking, Financial Services, Insurance or other large enterprise environments preferred

Job expectations

• Maintain highly available, secure, and performant CICS environments.
• Participate in planned maintenance, software upgrades, and production releases.
• Provide on-call and after-hours support for critical incidents and implementations as required.
• Ensure compliance with organizational security, audit, and operational policies.