Our client is seeking an experienced CA Datacom/DB Database Administrator (DBA) to support a complex enterprise mainframe environment.
This is a highly specialised opportunity suited to a CA Datacom/DB subject matter expert who can provide technical guidance, troubleshooting and contingency support across a business-critical legacy setting.
The requirement is primarily focused on risk mitigation and specialist capability, providing additional Datacom expertise that can be called upon when required.
The engagement is expected to run from November 2026 through to July 2027, with the chance to work remotely from Australia or New Zealand.
Key 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 & Experience
CA Datacom/DB administration – essential
CA Datacom/DB architecture and internals
IBM z/OS mainframe environments
Mainframe database migrations
Datacom database troubleshooting and performance tuning
PL/I and its interaction with Datacom/DB
Supporting complex, business-critical legacy environments
Large enterprise or banking/financial services environments
About You
You will be a highly experienced mainframe database specialist who is comfortable operating as a trusted technical expert and contingency resource, rather than solely in a traditional day-to-day DBA capacity.
You will be able to quickly understand complex legacy settings, troubleshoot critical issues and provide clear technical guidance when required.
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