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

**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