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From the employer's careers site First seen 3 Oct 2026 · Still live on 7 Nov 2026

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

HKEX Hong Kong, HK senior full-time

The employer hasn't listed a salary.

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Description

We are seeking an Associate - Senior Network Engineer to join our System & Network Operations team. As a network subject-matter expert (SME), you will work on trading and corporation network projects from design to production.

Responsibilities:

  • 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 managers, network operations, trading applications, security, and external vendors
  • Support risk assessments, technical governance, and production readiness reviews
  • Ensure network solutions align with regulatory, audit, and operational standards

Requirements:

  • 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
  • Strong ability to coordinate and communicate effectively with internal users, stakeholders, and external partners/vendors to ensure successful project delivery and operational alignment
  • Minimum 7+ years of experience in network architecture, engineering, or consulting roles within Financial Services Industry (FSI) or exchange environments
  • Proven experience supporting mission-critical and regulated systems
  • Degree in Computer Science, Engineering, or related discipline
  • Professional certification such as CCNP, CCIE, or equivalent is preferred

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Skills

Required

  • data center network architecture
  • spine-leaf design
  • high availability
  • non-blocking fabrics
  • data center interconnect (DCI)
  • redundancy models
  • active-active/disaster recovery architectures
  • Layer 2/Layer 3 data center networking
  • EVPN/VXLAN
  • traffic segmentation
  • cross-connects
  • carrier diversity
  • colocation environments
  • network security design
  • secure zoning
  • firewall integration
  • east-west traffic control
  • data center migration
  • refresh programs
  • technology upgrades
  • operational readiness
  • monitoring
  • handover requirements
  • vendor and solution design discussions
  • architectures
  • BOMs
  • cost justification (CAPEX/OPEX)

Nice to have

  • CCNP
  • CCIE
Apply on HKEX