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

**Company**: HKEX
**Location**: Hong Kong, HK
**Experience**: senior
**Job type**: full-time
**Category**: IT
**Industry**: Finance

**Apply**: https://hkex.wd3.myworkdayjobs.com/en-US/HKEXCareerPage/job/HK-TKO-5F/Associate---Senior-Network-Engineer---System---Network-Operations---IT_R003907?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply
**Canonical**: https://yubhub.co/jobs/job_ab037a8b-61c

## 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

## 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

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Source: [Apply at hkex.wd3.myworkdayjobs.com](https://hkex.wd3.myworkdayjobs.com/en-US/HKEXCareerPage/job/HK-TKO-5F/Associate---Senior-Network-Engineer---System---Network-Operations---IT_R003907?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply)