Senior DB2 for z/OS Systems Engineer (Hybrid)

NTT DATA, Inc.; Sheffield, Greater London; Híbrido; GBP 75.000 - 110.000; Jornada completa

Descripción de la vacante

NTT DATA, Inc. is seeking an experienced DB2 for z/OS Systems Programmer to join our UK DB2 Support Team on a hybrid model (Sheffield or London + remote).

You will lead and support a large DB2 for z/OS environment across multiple subsystems, ensuring availability, performance, and security. The role requires deep expertise in DB2 for z/OS, z/OS, and related tools, with collaboration across development, infrastructure, and security teams.

Formación

• 8 to 15+ years in IBM Mainframe Systems Programming with a 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 in Banking/Financial Services or other mission-critical enterprise environments preferred.
• Hands-on experience supporting high-volume OLTP environments utilizing CICS and DB2.
• Expertise in: DB2 for z/OS; z/OS; SMP/E; JCL; TSO/ISPF; RACF; CICS-DB2 Integration

Responsabilidades

• Install, configure, upgrade, and maintain DB2 for z/OS environments.
• Support a large-scale enterprise DB2 infrastructure comprising multiple 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.
• Maintain and optimize OLTP environments with CICS and DB2.
• Monitor database performance and implement tuning recommendations to improve efficiency.
• 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.
• Maintain DB2 and monitoring solutions on supported versions.

Conocimientos

DB2 for z/OS

z/OS

JCL

TSO/ISPF

RACF

CICS

DB2 performance tuning

DDF (Distributed DB2 Connectivity)

Herramientas

SMP/E

OMEGAMON for DB2

DB2 Data Sharing

IBM Utilities for DB2

DB2 Performance Expert

DB2 Administration Tool

ACF2 Security

Descripción del empleo

NTT DATA, Inc. is seeking an experienced DB2 for z/OS Systems Programmer to join our UK DB2 Support Team on a hybrid model (Sheffield or London + remote).

You will lead and support a large DB2 for z/OS environment across multiple subsystems, ensuring availability, performance, and security. The role requires deep expertise in DB2 for z/OS, z/OS, and related tools, with collaboration across development, infrastructure, and security teams.