Systems Developer - Application Development

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Your day at NTT DATA as a 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:

• 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.
• 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.
• 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.

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, maintenance, and troubleshooting of CICS Transaction Server.
• Exposure to Mainframe Sysplex environments and high availability configurations.
• Strong understanding of system performance management and capacity planning.
• 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.
• Strong understanding of application connectivity and middleware technologies.
• Experience supporting large banking or financial services organizations.
• 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.
• Collaborate with infrastructure, development, security, and application support teams.

Primary Skillset:

• CICS System Programmer or Technical Specialist experience.
• Knowledge of a combination of the following products: CICS Transaction Server 4.2 and/or 5.3, SMP/E, Omegamon/CICS, ACF2 & RACF.
• Mainframe SYSPlex environment experience is preferred.
• A flexible and adaptable management style with experience of developing yourself and others.
• A track record of making complex business decisions with authority, even in times of ambiguity, considering the potential long-term risks and implications.