Mainframe DB2 System Specialist

Reference: IBM_DB2_1780402269

Mainframe DB2 System Specialist - Knutsford or Glasgow

Join our Mainframe Engineering function as a DB2 System Specialist, where you'll take ownership of installing, configuring, and maintaining IBM DB2 systems that power mission‑critical banking platforms. This is a hands‑on, engineering‑focused role for specialists who thrive on performance, reliability, and automation at scale.

What You'll Do

  • Install and maintain IBM DB2 - Lead installation, upgrades, and maintenance of DB2 and related tooling (DB2 CA, DB2 Connect, Data Studio).

  • Optimise system performance - Tune, monitor, and troubleshoot DB2 subsystems to ensure high availability and efficiency.

  • Engineer mainframe automation - Reduce manual effort and operational risk by enhancing automation across the DB2 environment.

  • Act as a DB2 Systems Programming expert - Serve as a senior technical authority for DB2 internals, RACF integration, and subsystem behaviour.

  • Support transformation and reliability - Contribute to change, risk, and reliability initiatives across the mainframe estate.

What You'll Bring

  • Proven DB2 Systems Programming experience with installation, maintenance, upgrades, and tooling.

  • Strong mainframe fundamentals including TSO, JCL, REXX, SQL, and z/OS operational knowledge.

  • Deep understanding of DB2 performance, optimisation, and monitoring techniques.

  • Hands‑on experience with automation and DevOps tooling such as VS Code, Db2 Developer Extensions, or similar.

  • Knowledge of z/OSMF, Broadcom/IBM DB2 tools, DB2 internals, and RACF security.

  • Ability to operate in a risk‑controlled, transformation‑driven environment.

GCS is acting as an Employment Agency in relation to this vacancy.

£45,000.00 - £60,000.00
Per annum
GBP45000 - GBP60000 per annum

Knutsford

Permanent

Added 02/06/2026
Reference: IBM_DB2_1780402269

Mainframe DB2 System Specialist

Knutsford
Permanent

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