DB2 for z/OS Systems Programmer

NTT
London, Sheffield
Workplace: RemoteFull timeFunction: Software EngineeringExperience: 8-15 yearsSkills: ["Troubleshooting","Technical leadership","Independent work","Analytical thinking","Communication"]

Provide technical leadership and operational support for a large DB2 for z/OS environment, supporting 50+ DB2 subsystems across platforms and geographies. Install, configure, upgrade, and maintain DB2, deliver Level 2/3 support for DB2-based applications, and manage OLTP performance tuning with CICS integration. Own backup/recovery and disaster recovery procedures, capacity planning, database security administration, monitoring, and documentation, ensuring high availability and compliance.

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FursaFursa
NTT
NTT
3 days ago

DB2 for z/OS Systems Programmer

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Job Summary

Provide technical leadership and operational support for a large DB2 for z/OS environment, supporting 50+ DB2 subsystems across platforms and geographies. Install, configure, upgrade, and maintain DB2, deliver Level 2/3 support for DB2-based applications, and manage OLTP performance tuning with CICS integration. Own backup/recovery and disaster recovery procedures, capacity planning, database security administration, monitoring, and documentation, ensuring high availability and compliance.
Location: London, Sheffield
Workplace: Remote
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Install, configure, upgrade, and maintain DB2 for z/OS environments.
  • •Provide Level 2 and Level 3 technical support for applications using DB2.
  • •Plan and execute DB2 version upgrades, migrations, and maintenance implementations.
  • •Monitor DB2 performance, implement tuning recommendations, and support capacity planning and growth forecasting.
  • •Develop, test, and maintain backup/recovery and disaster recovery procedures while managing DB2 security controls and access governance.

Key Requirements

  • •8 to 15+ years of IBM Mainframe Systems Programming experience with strong DB2 for z/OS administration and support.
  • •Experience supporting large-scale enterprise DB2 environments with multiple DB2 subsystems.
  • •Strong DB2 installation, migration, maintenance, performance tuning, and troubleshooting experience.
  • •Hands-on support for high-volume OLTP environments using CICS and DB2.
  • •Expertise with DB2 for z/OS and related tools/skills including z/OS, SMP/E, JCL, TSO/ISPF, SDSF, and RACF.
Experience:8-15 yearsMainframeDB2OLTPBankingFinancial servicesMission-critical environments
Skills:TroubleshootingTechnical leadershipIndependent workAnalytical thinkingCommunication
Certifications:IBM DB2 for z/OS certifications
Tech Stack:DB2 for z/OSZ/OSSMP/EJCLTSO/ISPFSDSFRACFACF2CICSDistributed Data Facility (DDF)DB2 Performance Monitoring & TuningCapacity PlanningBackup and RecoveryDisaster RecoveryDB2 Data SharingOMEGAMON for DB2DB2 Performance ExpertIBM Utilities for DB2DB2 Administration ToolCICS-DB2 integration

Company Brief

NTT
Dimension Data, operating under NTT Ltd, provides managed IT services, cloud and data center solutions, networking, cybersecurity, and digital transformation services to enterprise customers worldwide.
Industry: Professional Services
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Established Company
Valuation: Public Company (Market Cap in USD)
Headquarters: London, United Kingdom
Founded: 1983
WebsiteLinkedIn