Remote CA Datacom/DB DBA - Mainframe Expert

Centorrino Technologies Pty Ltd.; Bathurst; Remote; AUD 120,000 - 180,000; Full time

Benefits offered by this job

Remote work

Job summary

Centorrino Technologies Pty Ltd. seeks an experienced CA Datacom/DB DBA to support a complex enterprise mainframe environment. The role emphasizes specialist CA Datacom/DB administration, architecture and performance tuning, with migrations and contingency support across a critical legacy system.

The engagement is remote, running from November 2026 through July 2027, with Australia or New Zealand options. You will act as a trusted technical expert for a large-scale mainframe environment.

Qualifications

• CA Datacom/DB administration is essential.
• Expertise in Datacom architecture and internals.
• Experience with IBM z/OS mainframe environments.
• Experience with mainframe database migrations.
• Proficient in Datacom/DB troubleshooting and performance tuning.
• Knowledge of PL/I interaction with Datacom/DB.
• Experience in large, mission-critical legacy environments.

Responsibilities

• Provide specialist CA Datacom/DB database administration and support.
• Support and maintain Datacom databases operating on IBM z/OS mainframes.
• Provide expertise across Datacom architecture, internals and database structures.
• Assist with mainframe database migration activities.
• Troubleshoot complex database, application and performance issues.
• Provide performance analysis, tuning and optimisation.
• Support interactions between PL/I applications and Datacom/DB.
• Provide technical guidance and recommendations when critical issues arise.
• Assist with the ongoing stability and resilience of a large-scale legacy environment.
• Step in quickly when specialist Datacom expertise is required.

Skills

CA Datacom/DB administration

Datacom architecture + internals

IBM z/OS mainframe

Mainframe migrations

Datacom troubleshooting & tuning

PL/I interaction with Datacom/DB

Legacy enterprise environments

Job description

Centorrino Technologies Pty Ltd. seeks an experienced CA Datacom/DB DBA to support a complex enterprise mainframe environment. The role emphasizes specialist CA Datacom/DB administration, architecture and performance tuning, with migrations and contingency support across a critical legacy system.

The engagement is remote, running from November 2026 through July 2027, with Australia or New Zealand options. You will act as a trusted technical expert for a large-scale mainframe environment.