Senior Operations Supervisor - Associate - System & Network Operations - IT

Hong Kong Exchanges & Clearing Ltd; Hong Kong; On-site; HKD 600,000 - 900,000; Full time

Job summary

Hong Kong Exchanges & Clearing Ltd seeks a Senior Operations Supervisor - Associate to lead System & Network Operations. The role focuses on proactive monitoring, incident management, and overseeing change implementations for critical applications and infrastructure.

You will supervise a team, coordinate with DevOps for deployments, and ensure compliance with ITSM practices while handling complex data and operating under irregular hours.

Qualifications

• Tertiary education with technology major.
• Minimum 7 years IT operations or system administration experience, with ≥3 years in supervisory or team lead role.
• Strong communication skills, especially in incident handling and escalation scenarios.
• Proficiency in Linux, Windows, AWS, Azure, VMware, or Docker; knowledge of z/OS is a plus.
• Deep understanding of kernels, filesystems, and comfortable with command-line interfaces.
• Experience with middleware like Apache, Tomcat and IIS; familiarity with Oracle, DB2, MySQL, PostgreSQL.
• Knowledge of scripting languages (Python, PowerShell, Bash) and ITSM concepts (ITIL/ServiceNow).
• Know-how of networking basics: TCP/IP, DNS, DHCP, SSH.

Responsibilities

• Proactively monitor the performance and availability of applications, servers and systems.
• Use monitoring tools to track system health and performance metrics.
• Identify and resolve performance bottlenecks, errors and outages.
• Perform checking and fixing on servers per HKEX procedures.
• Ensure changes, deployments, fixes and patches are tested and released with proper signoffs.
• Coordinate with DevOps/engineering for deployments, updates and patches.
• Record incidents, assign owners, track progress and ensure timely resolution per ITIL lifecycle.
• Provide guidance and escalation support to the team during shifts.

Skills

Linux & Windows

Cloud platforms (AWS/Azure)

VMware

Scripting (Python, PowerShell)

ITSM & ITIL awareness

Team leadership

Incident handling & escalation

Education

Tertiary education with technology major

Tools

Docker

Apache/Tomcat/IIS

Job description

Senior Operations Supervisor - Associate - System & Network Operations - IT

We're home to Asia's most dynamic and vibrant capital markets.
Connecting capital, ideas, inspiration and innovation for deeper, more diverse and liquid global capital markets; providing greater choice and opportunity for our customers, each and every day.

HKEX is a purpose-driven company. Our commitment to the long-term development of our business and our markets is articulated in our purpose: "To Connect, Promote and Progress our Markets and the Communities they support for the prosperity of all."

Job Summary:

Job Duties:

Responsibilities:

Infrastructure Support

• Proactively monitor the performance and availability of applications, servers, and systems.
• Use monitoring tools to track system health and performance metrics
• Identify and resolve performance bottlenecks, errors, and outages.
• Perform checking and fixing on servers, the procedures and instructions will be provided by HKEX.

Company Introduction:

We're home to Asia's most dynamic and vibrant capital markets.
Connecting capital, ideas, inspiration and innovation for deeper, more diverse and liquid global capital markets; providing greater choice and opportunity for our customers, each and every day.

HKEX is a purpose-driven company. Our commitment to the long-term development of our business and our markets is articulated in our purpose: "To Connect, Promote and Progress our Markets and the Communities they support for the prosperity of all."

Job Summary:

Job Duties:

Responsibilities:

Infrastructure Support

• Proactively monitor the performance and availability of applications, servers, and systems.
• Use monitoring tools to track system health and performance metrics
• Identify and resolve performance bottlenecks, errors, and outages.
• Perform checking and fixing on servers, the procedures and instructions will be provided by HKEX.

Change Implementation

• Ensure all application changes, system deployments, fixes and patches are released with testing completion, UAT signoffs, production releases schedule confirmation.
• All issues reported during testing and UAT phases are resolved and being tested with positive result.
• Compose procedures and document the change procedures and results. Implement fully approved changes.

Application Support

• Ensure the smooth operation of business-critical applications.
• Troubleshoot application-related issues and coordinate with development teams for resolution.
• Perform application batch processing, deployments, updates, and patches in coordination with DevOps or engineering teams.

Incident Management

• Record system and application issues, identify owners to take responsibilities on all issues.
• Keep track on all reported problems, make sure they are being handled or in progress to be handled with resolution timeline.
• Understand the ITIL incident management lifecycle, ensure works and process are ITIL compliance.

Team Supervision and Support

• Provide guidance and support to team members during the shift.
• Ensure team members follow operational procedures, policies, and compliance requirements.
• Act as the first level of escalation for team-related or operational issues.

Requirements

• Tertiary education with technology major.
• Minimum 7 years working experience in IT operations or system administrations, with at least 3 years in supervisory or team lead role.
• Strong communication skills, particularly in incident handling and escalation scenarios.
• Proficiency in platforms like Linux, Windows, AWS, Azure, VMware, or Docker, Knowledge on zOS would be added advantage.
• Deep understanding of kernels, filesystems and comfortable in working on command-line interfaces.
• Experience in middleware like Apache, Tomcat and IIS.
• Familiar with databases (e.g. Oracle, DB2, MySQL, PostgreSQL).
• Knowledge on scripting languages like Python, Perl, Ansible, PowerShell and Bash/ksh/csh.
• Understand the concept of IT Service Management (ITSM), with experience on using ServiceNow.
• Knowledge on protocols like TCP/IP, DNS, DHCP, SSH.
• Strong problem-solving and analytical skills.
• Attention to details and ability to follow complex procedures and handling complex data.
• Ability to work under pressure and manage multiple tasks simultaneously.
• Willing to work on irregular hours.

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.

Location:

HKEX - TKO

Shift:

Standard - 40 Hours (Hong Kong SAR)

Scheduled Weekly Hours:

40

Worker Type:

Permanent

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.

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.