Job Summary:

Our team maintains first-in-class systems for critical services like trading, market data and clearing in cash and derivative markets. We play a critical role Our team maintains first-in-class systems for critical services like trading, market data and clearing in cash and derivative markets. We play a critical role on infrastructure support, including IBM Mainframe and DBA. We also partner with application and cyber security teams to operate our systems in such fast-growing financial markets in Hong Kong.

Job Duties:

You will have the opportunity to manage and support mission critical and high performance platform on System z. You will be working closely with a group of talented technologist on a regular basis from support to implementation work. 

Responsibilities:

• Implement and support infrastructure solutions in critical IBM System z environments that demand stability, high throughput and controlled CPU resources.
• Perform mainframe administration, support services, management of z/OS, DB2, CICS and related 3rd party utilities and peripherals.
• Be responsible for system configuration, installation, customization, security setup, system management functions, performance reporting, performance tuning, stress test, capacity planning, patching and upgrade, backup and recovery.
• Provide support and implementation work to application teams including database administration and performance analysis.
• Provide advice for operating policies, technical architecture and configuration of database system.
• Implement compliance standards and perform regular system compliance review.
• Proactively assess exposure areas and take steps to reduce vulnerabilities.
• Anticipate, evaluate, and resolve complex system problems to minimize downtime and system performance degradation.
• Perform infrastructure support per standard ITIL/ITSM Incident management, Problem Management, Change Management and Release Management processes.
• Manage vendor to ensure the highest quality delivery and implementation.

Requirement:

• Degree in Computer Science, Information System or IT related disciplines.
• Minimum 8 years of working experience with z/OS, DB2, CICS.
• Experience in supporting mission critical, high availability, high performance platform on System z.
• Experience in VTL infrastructure, CA1, CA7, Endevor is of advantage.
• Strong analytical, problem solving, good presentation skill.
• Good command of written and spoken English and Chinese.

HKEX is committed as an Equal Opportunity Employer. Diversity is one of our core values and we look to support, respect diverse perspectives, abilities, culture and experiences within our workplace.

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