C

Sr Network Specialist

icon briefcase Job Type : Full Time

Number of Applicants

 : 

000+

Click to reveal the number of candidates who applied for this job.
icon loader
Apply Now
icon loader Apply Now

Let AI Supercharge Your Job Hunt!

JobCopilot scans 500,000+ company career sites daily to find jobs for you

Never miss an opportunity Save hours by auto-filling applications forms Land more interviews with tailored applications
happy man
thunder iconActivate JobCopilot

Job Description - Sr Network Specialist

Our client, a leading organisation with a large-scale, mission-critical IT environment, is looking for a Senior Network Specialist to join their technology team. This role will play a key part in designing, operating, and enhancing enterprise-grade network infrastructure across a complex environment.

You will be working in a collaborative team responsible for delivering high-performance, secure, and scalable network services across both wired and wireless environments.

Responsibilities of the Role:

  • Lead end-to-end network infrastructure projects, including design, implementation, and ongoing support
  • Manage and enhance enterprise wireless and wired networks, ensuring high availability and performance
  • Oversee daily network operations, including monitoring, troubleshooting, and incident management
  • Drive improvements in network architecture, security, and scalability aligned with business needs
  • Collaborate with internal stakeholders and external vendors on deployment and maintenance activities
  • Maintain accurate network documentation, diagrams, and operational procedures
  • Stay up to date with emerging technologies and recommend innovation and optimisation initiatives
  • Support scheduled maintenance and upgrades (including occasional non-office hours work)
  • Communicate effectively with both technical teams and business stakeholders

Required Skills for the Role:

  • Bachelor's degree in information technology or related discipline
  • At least 6 years of experience in network infrastructure within medium to large-scale environments.
  • Proven hands-on experience in:
    • Enterprise Wi-Fi environments (large-scale deployments with hundreds of APs; Aruba preferred)
    • Routing & switching design and implementation
    • Core network protocols including BGP and OSPF
  • Solid hands-on experience across multi-vendor network technologies, including:
    • Layer 2 / Layer 3 protocols (e.g., VLANs, STP variants, LACP, VRRP)
    • Network security features (e.g., 802.1X, DHCP Snooping, IP Source Guard, MACSec)
    • Technologies such as VPN, firewalls, load balancers, NAT, IPSec
  • Experience managing switch stacking, wireless controllers, and enterprise-grade network solutions
  • Excellent communication and stakeholder management skills, must be fluent in English and Cantonese, Putonghua would be an advantage
Original job Sr Network Specialist posted on GrabJobs ©. To flag any issues with this job please use the Report Job button on GrabJobs.
Apply Now
Share Job
Share Job

Auto-Apply to Network Specialist Jobs with your AI JobCopilot

thunder icon Auto-Apply with AI

Similar Network Specialist Jobs in Hong Kong

GrabJobs is the no1 job portal in Hong Kong, connecting you to thousands of jobs fast! Find the best jobs in Hong Kong, apply in 1 click and get a job today!

Mobile Apps

Copyright © 2026 Grabjobs Pte.Ltd. All Rights Reserved.