Lead Mainframe DB2 DBA (z/OS) – Mentoring & HA

Fidelity Information Services, LLC; United States; Remote; USD 112,000 - 190,000; Full time

Benefits offered by this job

Competitive salary and benefits

Job summary

Fidelity Information Services, LLC is seeking a Lead Database Administrator to plan and manage Db2 for z/os databases, ensuring security, integrity and availability. The role includes mentoring junior DBAs, coordinating with developers and support teams, and driving improvements in performance and reliability.

You will perform testing, migrations, tuning and disaster recovery tasks, maintain comprehensive documentation, and participate in on-call rotations.

Qualifications

• 8–10 years of Db2 for z/os experience.
• Experience installing, customizing, testing, and maintaining DB systems in production.
• Strong problem-solving and independent work ethic.
• Excellent written and verbal communication across teams.

Responsibilities

• Test database software, IBM utilities and fixes in sandbox prior to production.
• Identify and resolve issues in sandbox and upper environments.
• Migrate tested structures, utilities and fixes to production.
• Develop basic to moderate DB configurations and objects per requirements.
• Collaborate with developers and tech support to apply best practices.
• Coach junior DBAs.
• Schedule and monitor database tasks.
• Execute recovery tasks during DR scenarios.
• Improve reliability and efficiency of DB processes.
• Ensure high availability by monitoring performance and bottlenecks.
• Apply routine tuning and index rebuilding to maintain performance.
• Troubleshoot with Applications Team to identify failures.
• Document Disaster Recovery, naming standards, performance and tuning.
• Train junior team members on policies and DB configurations.
• Participate in on-call rotations and outages.

Skills

Db2 for z/os

Database administration

Production environments

Education

Bachelor's Degree

Tools

LUW Db2

Job description

Fidelity Information Services, LLC is seeking a Lead Database Administrator to plan and manage Db2 for z/os databases, ensuring security, integrity and availability. The role includes mentoring junior DBAs, coordinating with developers and support teams, and driving improvements in performance and reliability.

You will perform testing, migrations, tuning and disaster recovery tasks, maintain comprehensive documentation, and participate in on-call rotations.