Remote Mainframe Z/OS Expert

Two95 International Inc.

Malaysia

Remote

MYR 666,000 - 1,331,000

Full time

14 days+

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Job summary

Two95 International Inc. is seeking a Mainframe Zos Expert for a remote, long-term contract. You will validate AI fencing controls, establish audit trails, and design labs for disruptive AI testing while ensuring secure AI adoption across environments.

The role requires deep z/OS internals expertise, extensive catalog management, and strong troubleshooting with REXX and Python programming. Remote work enables global collaboration on complex mainframe tasks.

Qualifications

Deep expertise in z/OS internals and architecture.
Experience with catalog management and system libraries.
Proven complex troubleshooting skills across mainframe environments.
Proficiency in USS/OMVS and USS security concepts and configurations.
Hands-on experience with z/OS and ISV software installations.
Strong testing capabilities: functional, robustness and performance tests.
Programming experience in REXX and Python.

Responsibilities

Validate AI fencing controls via adversarial prompt testing across AI releases.
Establish alerting mechanisms and audit trails for AI-assisted actions.
Design and implement dedicated lab environments for disruptive AI testing.
Conduct validation testing for non-privileged users performing scanning and BAU operations.
Balance AI fencing controls to maintain security without over-restriction.
Implement AI fencing controls across environments using sanitized testing approaches.
Deploy monitoring, alerting and forensic capabilities to detect AI misbehavior.
Vet GenieZ production solution readiness and prerequisites.
Provide advisory and implementation support for secure AI adoption and operationalization.