Db2 zOS Administrator

Role Overview

Become part of one of the largest payment industry leaders as a Db2 zOS Administrator within the Infra - GTO Exec Admin team. Your contribution will enable businesses to unlock their full potential by expertly managing extensive OLTP and analytical databases.

Key Responsibilities

• Manage very large-scale OLTP and analytical databases effectively.
• Conduct health assessments and recommend configuration, tuning, and capacity changes to optimize databases.
• Deliver SQL performance tuning and load testing support to developers and support teams.
• Participate in a 24/7 on-call rotational incident response team.
• Generate and analyze database metrics aimed at cost savings and capacity planning.
• Develop and maintain high availability and disaster recovery solutions for database systems.
• Implement database changes strictly following Service Management policies and procedures.
• Support business lines and project initiatives with database expertise.
• Collaborate constructively within the team environment.

Required Qualifications and Experience

• Bachelor’s degree in Computer Science, Management Information Systems, or equivalent experience.
• At least 8 years of experience in Db2 Mainframe database administration and production support with proficiency in Db2z V11 or V12.
• Hands-on experience in performance tuning complex SQL queries.
• Expertise managing massive database partitions exceeding billions of rows and performing REORG purge operations.
• Experience with data sharing sysplex environments on large systems.
• Comprehensive knowledge of database best practices including health checks and capacity planning.
• Experience installing and configuring Db2 Connect and Db2 Client.
• Proficient with IBM Db2 administration tools such as Query Monitor, Omegamon (Db2 PE), and utilities including LOAD, UNLOAD, High Speed Unload, RUNSTAT, REORG, COPY, COPYTOCOPY, MERGECOPY, MODIFY, and SPUFI.
• Experience with REXX scripting and stored procedure migrations.
• Strong communication skills to collaborate effectively with application developers and system programmers.

About the Team

This team values inclusivity and global collaboration, attracting industry-leading talent. The environment promotes continuous learning, energy, and dynamic career growth opportunities beyond geographic borders.

Organizational Values

Members think client-first, take ownership, and succeed collectively. Innovation and curiosity drive efforts to improve impact. Empowerment for decision-making and passion for excellence define the work culture. If this resonates with you, this is your opportunity to advance your career globally.