Database Administrator

Responsibilities

As a Database Administrator, you will be responsible for administering, optimizing, monitoring, and fine‑tuning databases on DB2 for z/OS mainframe. You will perform various related database functions across multiple teams or clients, including designing, implementing, and maintaining new databases, backup/recovery, and configuration management. Additionally, you will install database management systems (DBMS) and provide input for the modification of procedures and documentation used for problem resolution and day‑to‑day maintenance.

You will engage with multiple teams, contribute to key decisions, provide solutions to problems across teams, and master proficiency in IBM DB2 database administration. Advanced proficiency in IBM z/OS, database optimization & tuning, database performance management, and intermediate proficiency in IBM Db2 Query Management Facility (QMF) and Job Control Language (JCL) are required.

• Develop and implement innovative strategies for optimizing database performance and tuning.
• Conduct regular database performance monitoring and analysis to identify areas for improvement.
• Collaborate with cross‑functional teams to design and implement database solutions that meet business requirements.
• Stay up‑to‑date with the latest trends and advancements in database administration to ensure best practices are followed.
• Provide technical guidance and support to team members on database‑related issues.
• Authorize TSO user‑ids and grant the relevant privileges to specific tables within certain production departments’ databases.
• Monitor production reports to ensure that all scheduled reports do not exceed the agreed execution time and improve the throughput on the BAS system.
• Provide support to end users of the MVS environment.
• Assist with Release Management functionality.
• Database Quality Assurance and review of all SQL code for programs destined for release to production.
• Periodically perform standby duty – respond to any DB2/CICS/VSAM problems experienced by production departments, as well as maintenance team members.
• Extents setup and analysis of DB2 tables and VSAM files in production and continuous monitoring and rectification thereof.

Required:

• z/OS DB2 DBA Certification
• Minimum 3 years’ experience as DB2 DBA in an IBM® z/OS environment
• Working knowledge of Mainframe (MVS), DB2 for z/OS, Windows operating systems, SQL, CICS and JCL
• Batch operations and MVS architectures

• DB2 v11/v12/v13 in a z/OS environment Certification
• Understanding of database management tools e.g. Performance Monitor, schedulers such as CONTROL‑M/R/O/T
• DB2 Query Monitor for z/OS
• DB2 SQL Performance Analyzer
• OPTIM Query Workload Tuner
• DB2 Administrator Tool for z/OS
• DB2 Log Analysis Tool for z/OS
• QMF for Workstation
• QMF for z/OS
• CICS DBUG Tool
• TMON
• IDZ
• SQL and/or Rexx coding to automate routing tasks.