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Your day at NTT DATAWe are seeking an experienced DB2 for z/OS Systems Programmer to join our DB2 Support Team and provide technical leadership and operational support for a large and complex DB2 for z/OS environment. The successful candidate will be responsible for all systems programming aspects of DB2 for z/OS, supporting a large database estate comprising 50+ DB2 subsystems across multiple mainframe platforms and geographies. This role is critical to ensuring the availability, performance, integrity, maintenance, and security of the organization's DB2 infrastructure.

You will work closely with application development, infrastructure, operations, and security teams to maintain highly available and secure DB2 environments while supporting strategic database initiatives, performance optimization, disaster recovery planning, and technology upgrades.

The ideal candidate will possess strong technical expertise, excellent troubleshooting capabilities, and the ability to operate independently within a complex enterprise environment. In this role, You willInstall, configure, upgrade, and maintain DB2 for z/OS environments.

Support a large-scale enterprise DB2 infrastructure comprising multiple DB2 subsystems.

Plan and execute DB2 version upgrades, migrations, and maintenance implementations.

Provide Level 2 and Level 3 technical support for applications utilizing DB2.Ensure the stability, integrity, availability, and performance of DB2 databases and supporting infrastructure.

Support and manage Distributed Data Facility (DDF) and distributed DB2 connectivity.

Maintain and optimize highly responsive OLTP environments utilizing CICS and DB2.Monitor database performance and implement tuning recommendations to improve efficiency and throughput.

Perform system capacity planning and growth forecasting.

Develop, test, and maintain backup, recovery, and disaster recovery procedures.

Ensure proper storage management, archiving, and retention processes are in place.

Implement and manage database security controls and access governance.

Troubleshoot and resolve complex database and infrastructure issues.

Collaborate with application teams to support database design, deployment, and problem resolution.

Ensure compliance with enterprise security, audit, and regulatory requirements.

Maintain technical documentation, operational standards, and support procedures.





Ensure all database and monitoring solutions are maintained on supported versions.

Required

QualificationsTypically 8 to 15+ years of experience in IBM Mainframe Systems Programming with a strong focus on DB2 for z/OS administration and support.

Proven experience supporting large-scale enterprise DB2 environments with multiple DB2 subsystems.

Strong experience in DB2 installation, migration, maintenance, performance tuning, and troubleshooting.

Experience working in Banking, Financial Services, Insurance, or other mission-critical enterprise environments preferred.

Hands-on experience supporting high-volume OLTP environments utilizing CICS and DB2.Strong experience with: DB2 for z/OS (must have)z/OS Operating SystemSMP/EJCLTSO/ISPFSDSFRACFExperience installing, upgrading, testing, and supporting DB2 releases.

Experience providing Level 2 and Level 3 support for DB2-based applications.

Strong understanding of Distributed DB2 Connectivity (DDF).Experience supporting high-volume OLTP environments utilizing CICS and DB2.Expertise in: DB2 Performance Monitoring and TuningCapacity PlanningBackup and RecoveryDisaster RecoveryDatabase Security AdministrationStrong analytical and troubleshooting skills. Excellent written and verbal communication skills. Ability to work independently and manage multiple priorities within a production environment. Desired QualificationsExperience working in large-scale enterprise environments with 50+ DB2 subsystems.

Exposure to Mainframe Sysplex and Data Sharing environments.

Experience with: OMEGAMON for DB2DB2 Data SharingIBM Utilities for DB2DB2 Performance ExpertDB2 Administration ToolKnowledge of: ACF2 SecurityRACF Security AdministrationCICS Integration with DB2Automation and Monitoring ToolsExperience supporting Banking and Financial Services organizations.

Familiarity with regulatory, audit, and compliance requirements.

Knowledge of disaster recovery solutions and resilience architectures. IBM DB2 for z/OS certifications preferred.

Job ExpectationsEnsure high availability, reliability, and performance of DB2 for z/OS environments.

Maintain and support a complex enterprise database estate across multiple regions and platforms.

Participate in software maintenance, upgrades, migrations, and implementation activities.

Provide on-call and after-hours support for critical incidents and planned maintenance activities.





Lead technical troubleshooting and root cause analysis for major incidents.

Drive continuous improvement initiatives focused on automation, performance optimization, and operational excellence.

Ensure compliance with security, governance, and audit standards.

Collaborate effectively with infrastructure, development, security, and operational teams. Maintain comprehensive system documentation and operational procedures.

Demonstrate ownership, accountability, and proactive support of critical business services. Primary SkillsetDB2 for z/OS Systems ProgrammingDB2 Installation, Configuration & UpgradesDB2 Performance Monitoring & TuningDistributed DB2 Connectivity (DDF)DB2 Data SharingBackup & RecoveryDisaster RecoveryCapacity PlanningSMP/Ez/OSJCLTSO/ISPFRACFCICS-DB2 IntegrationOMEGAMON for DB2Workplace type: About NTT DATANTT DATA is a $30+ billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation.

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.

We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is part of NTT Group, which invests over $3 billion each year in R&D.Equal; Opportunity EmployerNTT DATA is proud to be an Equal Opportunity Employer with a integral culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment.

We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category. Join our growing global team and accelerate your career with us. Apply today.

Third parties fraudulently posing as NTT DATA recruitersNTT DATA recruiters will never ask job seekers or candidates for payment or banking information during the recruitment process, for any reason. xcskxlj Please remain vigilant of third parties who may attempt to impersonate NTT DATA recruiters whether in writing or by phone in order to deceptively obtain personal data or money from you. All email communications from an NTT DATA recruiter will come from an @ email address. If you suspect any fraudulent activity, please contact us. SummaryLocation: Madrid, Spain; Bucharest, Romania; Barcelona, SpainType: Full time

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