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Mainframe Database Administrator with DB2 Expertise

2 tygodni temu

Kraków, Lesser Poland TN Poland Pełny etat

TN Poland is seeking a highly skilled Mainframe Database Administrator with expertise in DB2 to join our team. As a key member of our IBM z Systems team, you will be responsible for the implementation, operation, evergreening and optimization of DB2 environments on IBM z Systems.

The ideal candidate will have several years of experience as a systems programmer in the IBM z/OS environment with a focus on DB2. Strong knowledge of DB2 for z/OS and Broadcom/CA tool for Db2, including installation, configuration, tuning, and troubleshooting is required.

Key Responsibilities:

  • Database Administration and Maintenance
    • Upgrade DB2 data sharing and non-data sharing subsystem environments to ensure stability and optimal performance.
    • Apply planned maintenance refreshes to supported DB2 environments to maintain software currency and functionality.
    • Perform backup and recovery processes as well as performance tuning.
    • Install, support, and customize licensed Db2 V13/12 software and related tools like Broadcom/CA tools for Db2, Guardium, SYSVIEW for DB2 in both data sharing and non-data sharing environments.
    • Execute database management activities, including backups, restores, reorganizations, and runstats to ensure data integrity and availability.
    • Build new DB2 subsystem environments or relocate existing ones as per project requirements.
    • Perform routine system administration tasks in support of the DB2 subsystem environments (e.g., DB2 ZPARM, GRANTS, etc.).
  • Troubleshooting and Performance Optimization
    • Proactively monitor and maintain production databases, identifying and addressing issues before they impact system performance.
    • Perform database performance tuning and query optimization to improve overall efficiency.
    • Provide support in troubleshooting and incident management in production environments.
    • Provide timely resolution to DB2 software-related issues and collaborate with technical support teams to troubleshoot and resolve problems.
    • Use REXX scripts for mainframe automation and efficient interaction with DB2 databases.
    • Manage software fixes across supported DB2 platforms using tools like SMP/E.
    • Ensure compliance with security policies and regulatory requirements (e.g., GDPR).
    • Implement and monitor access control mechanisms for sensitive databases.
    • Take part in the team's on-call ROTA to provide support outside regular working hours.
    • Provide ongoing support to production databases and related systems.
    • Monitor system performance and proactively address potential issues before they impact operations.
    • Maintain a high level of availability and responsiveness to address urgent system or database problems.
    • Deliver continuous improvement to DB2 environments through best practices, updates, and optimizations.
    • Willingness to take on other responsibilities (non-DB2 related) in the IBM z team, depending on experience and knowledge.

If you are a skilled DB2 professional looking for a challenging role in a dynamic team, we encourage you to apply.