System Administrator
Posted 1 day ago by DCV Technologies
£550 Per day
Undetermined
Hybrid
London
Summary: The role of Mainframe DB2 System Administrator involves hands-on administration of DB2 for z/OS within a large IBM Z environment. The position focuses on system-level tasks including installation, maintenance, performance tuning, and disaster recovery, while collaborating with various teams. The administrator will be responsible for ensuring the health and availability of critical production systems. This is a contract role with hybrid working arrangements based in London.
Key Responsibilities:
- DB2 for z/OS installation, maintenance and upgrades using SMP/E
- Applying PTFs and managing DB2 subsystem lifecycle
- Performance monitoring and tuning (ZPARMS, buffer pools, EDM pools)
- Backup, recovery and disaster recovery for DB2 catalog and directory
- Administration of Broadcom / CA tools (Platinum, SYSVIEW for DB2)
- Implementing and managing DB2 security via RACF, ACF2 or Top Secret
- Supporting high-availability, production mainframe environments
- Client-facing communication and participation in vendor engagements
Key Skills:
- Strong experience as a DB2 System Administrator / Systems Programmer
- DB2 for z/OS (not LUW or distributed databases)
- z/OS internals and mainframe infrastructure
- SMP/E installation and maintenance
- DB2 performance tuning and subsystem optimisation
- Mainframe security tools (RACF, ACF2, Top Secret)
- Broadcom / CA tooling experience (SYSVIEW, Platinum)
Salary (Rate): £550/day
City: London
Country: United Kingdom
Working Arrangements: hybrid
IR35 Status: undetermined
Seniority Level: undetermined
Industry: IT
description: Mainframe DB2 System Administrator (Contract)
We’re recruiting an experienced Mainframe DB2 System Administrator to support a large, enterprise-scale IBM Z environment. This is a hands-on role focused on DB2 for z/OS system-level administration, availability, performance, and resilience.
You’ll work on critical production systems, owning DB2 subsystem health, upgrades, tuning and recovery, while collaborating with infrastructure, security and vendor teams.
Key Responsibilities
- DB2 for z/OS installation, maintenance and upgrades using SMP/E
- Applying PTFs and managing DB2 subsystem lifecycle
- Performance monitoring and tuning (ZPARMS, buffer pools, EDM pools)
- Backup, recovery and disaster recovery for DB2 catalog and directory
- Administration of Broadcom / CA tools (Platinum, SYSVIEW for DB2)
- Implementing and managing DB2 security via RACF, ACF2 or Top Secret
- Supporting high-availability, production mainframe environments
- Client-facing communication and participation in vendor engagements
Essential Skills & Experience
- Strong experience as a DB2 System Administrator / Systems Programmer
- DB2 for z/OS (not LUW or distributed databases)
- z/OS internals and mainframe infrastructure
- SMP/E installation and maintenance
- DB2 performance tuning and subsystem optimisation
- Mainframe security tools (RACF, ACF2, Top Secret)
- Broadcom / CA tooling experience (SYSVIEW, Platinum)
Desirable
- IMS installation or DB2/IMS production support
- Experience in regulated or enterprise environments
Hybrid working. Contract role. Competitive daily rate.
Apply now to discuss further details.