Technical Specialist (Mainframe Expert)

• Provide technical expertise and administration for IBM z/OS mainframe environments.
• Support configuration management and release management activities using Endevor.
• Administer and troubleshoot CICS environments while collaborating with application developers and infrastructure teams.
• Analyse complex SQL queries and recommend performance improvements and cost-saving solutions.
• Support DB2 databases using industry-standard tools and utilities.
• Diagnose and resolve production issues across multiple mainframe technologies.
• Ensure system stability, availability, and adherence to enterprise standards and best practices

This position is ideal for an experienced mainframe professional with a strong background in IBM z/OS and related technologies. The successful candidate will play a key role in supporting, maintaining, and optimising the client’’s mainframe infrastructure while working closely with application development and infrastructure teams. Key Technical Requirements:

• Strong experience with IBM z/OS operating system
• CICS administration, support, troubleshooting, and debugging
• DB2 administration and SQL programming
• IMS
• JCL (Job Control Language)
• Endevor configuration and release management
• Elixir
• Strong understanding of SQL performance tuning and optimisation
• Experience working with DB2 tools and utilities
• Knowledge of IBM MQ and middleware technologies is highly preferred