We are seeking a skilled Mainframe DBA to manage, maintain, and optimize database environments on mainframe systems. The ideal candidate will have strong expertise in database administration, performance tuning, and data management within mainframe platforms, ensuring high availability, security, and reliability of critical business applications.

Key Responsibilities

• Install, configure, and maintain mainframe database systems (e.g., DB2 for z/OS, IMS DB).

• Monitor and manage database performance, storage, and capacity planning.

• Perform database tuning, query optimization, and performance analysis.

• Manage database backup, recovery, and disaster recovery processes.

• Ensure data integrity, availability, and security across all database environments.

• Support application development teams with database design, SQL tuning, and troubleshooting.

• Implement and maintain database security policies and access controls.

• Conduct database migrations, upgrades, and patching activities.

• Troubleshoot and resolve database-related incidents and production issues.

• Develop and maintain documentation, standards, and procedures.

• Ensure compliance with organizational and regulatory requirements.

Required Qualifications

• Bachelor s degree in Computer Science, Information Technology, or related field.

• 5+ years of experience as a Mainframe DBA.

• Strong hands-on experience with:

  • DB2 for z/OS

  • IMS Database

• Proficiency in JCL (Job Control Language) and mainframe utilities.

• Strong knowledge of SQL and database design principles.

• Experience in performance tuning and query optimization.

• Knowledge of backup and recovery tools and techniques.

• Familiarity with z/OS environment and mainframe architecture.

• Strong analytical and problem-solving skills.

Preferred Qualifications

• Experience with database automation and monitoring tools.

• Knowledge of CICS, COBOL, and batch processing environments.

• Experience in high-volume transaction processing systems.

• Familiarity with data replication and data sharing concepts (DB2 data sharing).

• Experience in government sectors.

Key Competencies

• Attention to detail and data accuracy

• Problem-solving and troubleshooting

• Performance optimization

• Collaboration with cross-functional teams

• Time management and reliability