Network Operation Centre Engineer - Officer - Network & System Operations - IT (Shift Rotations)

Hong Kong Exchanges and Clearing Limited; Hong Kong; On-site; HKD 300,000 - 600,000; Full time

Job summary

Hong Kong Exchanges and Clearing Limited is seeking a NOC Network Operations Engineer to monitor, maintain and support our network infrastructure in a 24x7 NOC. You will help ensure high availability, rapid incident response and collaboration with internal teams and service providers.

The role requires Cisco CCNP or Huawei HCIP, ITIL foundation is a plus, and 2–5 years in network operations or L1/L2 support, with a degree in CS/IT. You'll work in a regulated financial environment in Hong Kong.

Qualifications

• Degree in Computer Science, Information Technology, or related discipline.
• 2–5 years in network operations or NOC environments; regulated environments are a plus.
• Holder of Cisco CCNP or Huawei HCIP; ITIL Foundation is a plus.

Responsibilities

• Monitor network infrastructure including WAN/LAN, firewalls and load balancers using NMS tools.
• Respond to incidents with timely diagnosis, escalation to L3 when required, and detailed records.
• Collaborate with vendors and service providers for production support and change execution.
• Work in 24x7 shift rotations to ensure continuous operations.

Skills

TCP/IP & routing

Network monitoring

L1/L2 support

Python for automation

Communication & teamwork

Education

Degree in Computer Science or IT

Tools

SolarWinds

PRTG

Zabbix

Cisco/Juniper/Arista devices

Job description

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

The NOC Network Operations Engineer is responsible for monitoring, maintaining, and supporting the organization’s network infrastructure to ensure high availability, optimal performance, and rapid incident response. This role operates within a 24×7 Network Operations Center (NOC) environment and plays a key part in safeguarding production stability, resolving network incidents, and coordinating with internal teams and external service providers.

Responsibilities

• Network Monitoring & Incident Response Monitor network infrastructure, WAN/LAN links, firewalls, load balancers, and data center equipment using NMS/monitoring tools. Detect, analyze, and respond to network alerts and performance anomalies. Troubleshoot and resolve L1/L2 network issues within agreed SLAs. Perform initial diagnosis and elevate to L3 engineering teams when required. Maintain detailed incident records and ensure timely communication to stakeholders. To collaborate with network service providers and other parties on production support
• Work in shift rotations (24×7 operations).

Operations & Maintenance

• Conduct routine health checks on network devices and critical circuits. Support planned maintenance activities, including network upgrades, patching, and configuration changes. Assist in managing network assets, documentation updates, and configuration archives. Collaborate with vendors/telcos to resolve circuit or hardware issues.

Service Management

• Handle ServiceNow incidents, requests, and change tickets in accordance with ITIL processes. Participate in root cause investigations and assist in producing post-incident reports.

Security & Compliance

• Monitor and respond to security-related network events in coordination with the security team. Ensure adherence to governance, compliance, and change control standards. Support audit exercises and maintain evidence for control checkpoints.

Continuous Improvement

• Recommend enhancements to monitoring dashboards, alert thresholds, and operational workflows. Contribute to automation initiatives to reduce manual operational tasks. Participate in knowledge sharing and develop procedural runbooks. To adopt tools and systems, such as JIRA, Confluence to enhance operation tasks and productivity.

Job Requirements

Education & Professional Experience

• Degree in Computer Science, Information Technology, or related discipline.
• 2–5 years of experience in network operations, NOC environment, or L1/L2 support roles.
• Previous experience in regulated environments, e.g. banking, financial institution, exchanges, is an added advantage, not a must.
• Holder of Cisco CCNP or equivalent (Huawei HCIP) is required.
• Holder of ITIL Foundation is a plus.

Technical Skills

• Solid understanding of TCP/IP, routing, switching, DNS, DHCP, MPLS, VPN, and network protocols.
• Hands-on experience with Cisco/Juniper/Arista network devices.
• Familiarity with firewalls (Palo Alto, Fortinet, Check Point) is a plus.
• Experience with monitoring tools (e.g., SolarWinds, PRTG, SevOne, Zabbix, Netbrain).
• Basic understanding of ITIL processes (Incident, Problem, Change Management).
• Experience in programming with Python for network automation is a plus.

Soft Skills

• Strong analytical and problem‑solving abilities.
• Ability to work under pressure in a mission-critical environment.
• Effective communication skills and teamwork mindset.

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: 7x24 Shift (Hong Kong SAR) Scheduled Weekly Hours: 40 Worker Type: Permanent.

Hong Kong Exchanges and Clearing Limited (HKEX) is a publicly-traded company (HKEX Stock Code:388) and one of the world’s leading global exchange groups, offering a range of equity, derivative, commodity, fixed income and other financial markets, products and services, including the London Metals Exchange. As a superconnector and gateway between East and West, HKEX facilitates the two‑way flow of capital, ideas and dialogue between China and the rest of world, through its pioneering Connect schemes, increasingly diversified product ecosystem and its deep, liquid and international markets. HKEX is a purpose‑led organisation which, across its business and through the work of HKEX Foundation, seeks to connect, promote and progress its markets and the communities it supports for the prosperity of all. Discover the latest career opportunities and programmes at HKEX. Unauthorised access or use is prohibited. HKEX reserves the right to take appropriate action against any offenders.