Remote DB2 for z/OS Systems Programmer – Lead & Optimize

NTT America, Inc.

Greater London

On-site

GBP 70,000 - 100,000

Full time

14 days+

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Job summary

NTT DATA is seeking an experienced DB2 for z/OS Systems Programmer to join our UK/Europe DB2 Support Team. You will lead technical operations across a large DB2 estate, ensuring high availability, performance, and security for 50+ subsystems across multiple mainframes.

The ideal candidate has 8–15+ years in IBM mainframe systems programming, deep DB2 for z/OS expertise, and a track record in production support, upgrades, disaster recovery, and complex problem resolution. Remote work available.

Qualifications

Typically 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 with DB2 installation, migration, maintenance, performance tuning, and troubleshooting.
Experience in Banking, Financial Services, Insurance, 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, SDSF, RACF, DDF.
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 Tuning, Capacity Planning, Backup and Recovery, Disaster Recovery, Database Security Administration.

Responsibilities

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