(Senior) Network Engineer - 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 ourMarkets and the Communities they support for the prosperity of all."

Job Summary:

Job Duties:

Job Responsibilities:

• Act as network subject-matter expert (SME) for trading and Corporation network projects from design to production

• Provide architectural guidance on trading networks, market data distribution, and exchange connectivity

• Review and validate network designs, implementation plans, and change proposals

• Advise on colocation, cross-connect, redundancy, and capacity planning initiatives

• Work closely with Project manager, Network Operations, Trading application, Security, and external vendors

• Support risk assessments, technical governance, and production readiness reviews

• Ensure network solutions align with regulatory, audit, and operational standards

Job Requirements

• Minimum 7 years of experience in network architecture, engineering, or consulting roles within Financial Services Industry (FSI) or exchange environments

• Degree in Computer Science, Engineering, or related discipline

• Strong expertise in large-grade data center network architecture, including spine-leaf design, high availability, and non-blocking fabrics

• Experience in data center interconnect (DCI), redundancy models, and active-active / disaster recovery architectures

• Solid understanding of Layer 2 / Layer 3 data center networking, including EVPN/VXLAN and traffic segmentation

• Knowledge of cross-connects, carrier diversity, and colocation environments, preferably within exchange or financial data centers

• Ability to review and validate capacity planning and resilience design for mission-critical systems

• Familiarity with network security design, including secure zoning, firewall integration, and east-west traffic control within data centers

• Experience supporting data center migration, refresh programs, and technology upgrades with minimal service impact

• Understanding of operational readiness, monitoring, and handover requirements in 24x7 mission-critical environments

• Ability to lead vendor and solution design discussions, including reviewing architectures, BOMs, and supporting cost justification (CAPEX / OPEX)

• Ability to prepare high-level solution options, including design trade-offs, risks, and architectural considerations

• Proven experience supporting mission-critical and regulated systems

• Strong ability to coordinate and communicate effectively with internal users, stakeholders, and external partners/vendors to ensure successful project delivery and operational alignment

• Professional certification such as CCNP, CCIE, or equivalent is preferred

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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