Senior IBM z/OS Mainframe Systems Administrator

Accenture; Metro Manila; On-site; PHP 900,000 - 1,500,000; Full time

Job summary

Accenture is seeking an experienced IBM z/OS Mainframe Administrator to maintain and optimize our z/OS environments in Metro Manila. The role emphasizes reliability, performance, and security across production systems.

You will monitor, tune, and troubleshoot complex mainframe operations, while collaborating with cross-functional teams to deliver technical solutions and drive continuous improvements. Strong adherence to best practices is required.

Qualifications

• At least 5 years of experience in IBM z/OS.
• Experience administering and supporting IBM z/OS mainframe environments.
• Ability to monitor system health, availability, and performance across z/OS.
• Capable of system tuning and optimization to improve efficiency.
• Proficient in troubleshooting and resolving complex system issues.
• Provide production support and ensure reliability of critical systems.
• Collaborate with cross-functional teams on technical solutions and enhancements.
• Contribute to technical decision-making and project delivery.
• Implement mainframe administration best practices and operational standards.
• Support security, compliance and risk management initiatives.
• Share knowledge and provide technical guidance to team members.
• Drive continuous improvements across mainframe operations.

Responsibilities

• Administer and support IBM z/OS mainframe environments.
• Monitor health, availability and performance of systems.
• Tune and optimize to improve operational efficiency.
• Troubleshoot and resolve complex system issues.
• Support production environments and ensure reliability.
• Collaborate with cross-functional teams on technical solutions.
• Contribute to technical decision making and project delivery.
• Implement best practices and standard operating procedures.
• Support security, compliance and risk management initiatives.
• Share knowledge with the team and mentor others.
• Drive continuous improvement across mainframe operations.

Skills

IBM z/OS

Mainframe administration

System monitoring

Performance tuning

Troubleshooting

Production support

Cross-functional collaboration

Technical decision-making

Operational best practices

Security & compliance

Knowledge sharing

Continuous improvement

Job description

Accenture is seeking an experienced IBM z/OS Mainframe Administrator to maintain and optimize our z/OS environments in Metro Manila. The role emphasizes reliability, performance, and security across production systems.

You will monitor, tune, and troubleshoot complex mainframe operations, while collaborating with cross-functional teams to deliver technical solutions and drive continuous improvements. Strong adherence to best practices is required.