Overview In this role you will lead and operate the DB2 for z/OS environments within a large, multinational enterprise. You'll collaborate with cross-functional teams to ensure high availability, security, and performance of a multi-subsystem DB2 estate. You drive upgrades, DR planning, and optimization efforts across regions, enabling reliable, scalable data services. This is an opportunity to shape enterprise data strategy in a mission-critical setting.

Responsabilidades

Install, configure, upgrade, and maintain DB2 for z/OS environments

Support a large-scale enterprise DB2 infrastructure with multiple subsystems

Plan and execute DB2 version upgrades and maintenance implementations

Provide Level 2 and Level 3 support for DB2-based applications

Ensure stability, integrity, availability, and performance of DB2 databases and infrastructure

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

Maintain OLTP environments with CICS and DB2 and optimize performance

Monitor performance and apply tuning recommendations for efficiency

Perform capacity planning and growth forecasting

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

Ensure storage management, archiving, and retention processes

Implement and manage database security controls and access governance





Troubleshoot and resolve complex database and infrastructure issues

Collaborate with application teams on database design, deployment, and problem resolution

Ensure compliance with security, audit, and regulatory requirements

Maintain technical documentation, operational standards, and support procedures

Ensure database and monitoring solutions stay on supported versions

Requisitos principales 8 to 15+ years of IBM Mainframe Systems Programming with DB2 for z/OS administration

Experience in large-scale DB2 environments with multiple subsystems

DB2 installation, migration, maintenance, performance tuning, and troubleshooting

Experience in Banking/Financial Services or other mission-critical environments preferred

Hands-on experience supporting high-volume OLTP with CICS and DB2

DB2 for z/OS, z/OS, SMP/E, JCL, TSO/ISPF, SDSF, RACF

Experience installing, upgrading, testing DB2 releases and Level 2/3 support

DDF (Distributed DB2 Connectivity) experience

DB2 performance monitoring and tuning, capacity planning, backup/recovery, DR

Security administration for databases

Strong analytical and troubleshooting skills

Excellent written and verbal communication

Ability to work independently and manage multiple priorities analytical thinking troubleshooting strong communication

DB2 for z/OS z/OS

SMP/E

📌 for z/OS Systems Programmer (Barcelona)
🏢 Ntt Data
📍 Barcelona