Network Security Engineer

4 weeks ago


Hong Kong, Hong Kong SAR China IO Tech Solutions Full time

About the Role:

We are building a dynamic, forward-thinking security team and looking for Network Security Engineers at both senior and junior levels. These roles offer the opportunity to work on a variety of cutting-edge network and security technologies. If you thrive in hybrid, multi-cloud, and on-prem environments and enjoy tackling real-world security challenges, we want to hear from you

As a part of our team, you’ll operate in a collaborative environment, driving automation, scalability, and process improvement. Join us and shape the security landscape of our growing global organization.

Responsibilities:

  • Manage and operate production network security environments (firewalls, SASE, CASB, Proxies).
  • Monitor and oversee security changes across hybrid, multi-cloud, and on-prem infrastructures.
  • Provide technical network security expertise to cross-functional engineering teams.
  • Develop and implement automated and scalable security systems, processes, and controls.
  • Collaborate closely with business units, treating security as a business enabler.
  • (Senior Role) Mentor junior team members and lead technical security initiatives.

 

Key Requirements:

  • Minimum 5 years of experience in network security or engineering. (Candidates with less experience will be considered for junior Network Security Engineer role)
  • Strong background in multi-vendor firewalls (e.g., Palo Alto, Cisco, Fortinet) and modern solutions such as SASE, CASB, and Proxies.
  • Expert knowledge of Layer 7 firewalls and network protocols (TCP/IP, DNS, HTTP/S).
  • Hands-on experience with packet analysis tools like Wireshark and tcpdump.
  • Bonus: Familiarity with cloud security technologies and data center/colocation environments.
  • Coding skills (Python, Bash, or similar) for automation are an advantage. 


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