System and Network Engineer / Support

Hundsun Ayers Technologies Limited; Hong Kong; On-site; HKD 240,000 - 320,000; Full time

Job summary

Hundsun Ayers Technologies Limited in Hong Kong is seeking a Network and Systems Engineer to maintain and secure the company’s IT infrastructure across servers, routers, switches, firewalls, and VPNs. You will provide daily technical support to staff and clients and collaborate with vendors on deployments.

The role requires 2+ years in system or network admin, familiarity with Linux and Windows Server, and CCNA preferred.

Qualifications

• 2+ years of relevant system/network administration or technical support experience.
• Proficient with Linux and Windows Server OS.
• CCNA or equivalent certification preferred.
• Strong troubleshooting and analytical skills.
• Good communication and teamwork.

Responsibilities

• Maintain, monitor and administer the company’s system and network infrastructure (servers, routers, switches, firewalls, VPNs).
• Provide system and network technical support to staff and clients via IM, email, and phone.
• Perform system deployment, upgrades, security patches, and regular data backups.
• Monitor network performance and system stability; identify and troubleshoot failures.
• Collaborate with development teams and vendors on architecture optimization and deployments.
• Draft and update system/network architecture documentation, SOPs, and setup guides.
• Undertake ad-hoc maintenance tasks as directed by the supervisor.

Skills

TCP/IP

DNS/DHCP

VLAN/VPN

Firewalls

Routing & Switching

CCNA

Linux/Windows

English-Mandarin-Cantonese

Education

Higher Diploma or above in Computer Science / IT / Network Engineering

Job description

• Responsible for the daily maintenance, monitoring, and administration of the company's system and network infrastructure (servers, routers, switches, firewalls, VPNs, etc.).
• Provide system and network technical support to internal staff or clients, handling technical issues received via instant messaging, email, and phone.
• Perform system deployment, hardware/software upgrades, security patch updates, and regular data backups.
• Continuously monitor network performance and system stability; swiftly identify and troubleshoot network failures and system anomalies.
• Collaborate with development teams and third-party vendors to drive system architecture optimization and new project deployments.
• Draft and update system/network architecture documentation, setup guides, and Standard Operating Procedures (SOPs).
• Undertake ad-hoc technical support and maintenance tasks as assigned by the supervisor.

Qualifications and Requirements:

• Higher Diploma or above in Computer Science, Information Technology, Network Engineering, or a related discipline.
• Minimum 2 years of relevant experience in system/network administration or technical support.
• Familiar with Linux (e.g., RHEL, Ubuntu, CentOS) and Windows Server operating systems.
• Proficient in TCP/IP, DNS, DHCP, VLAN, VPN, firewalls, routing, and switching technologies; holding professional certifications such as CCNA is preferred.
• Excellent logical analysis and troubleshooting skills, capable of working under pressure with a strong sense of responsibility.
• Good interpersonal and communication skills, with the ability to work independently as well as collaboratively in a team.
• Fluent in written and spoken English, Mandarin, and Cantonese.
• Candidates with less experience will be considered for the position of Assistant Engineer / Support Specialist.

Information Technology Services 51-100 employees

Hundsun Ayers is a subsidiary of Hundsun Technologies Inc. (SHA: 600570) with more than 250 institutional clients. Positioned as the forefront of the fintech revolution, Hundsun Ayers has been aspiring to offer a diversified spectrum of technology solutions

ranging from trading systems supporting global securities, futures, and options to consolidated account management platforms and offshore custody service solutions. With operations spanning across the Asia-Pacific region, we help our clients strive for sustainable

development in a scalable manner through relentless pursuit of innovation and R&D.

Hundsun Ayers is a subsidiary of Hundsun Technologies Inc. (SHA: 600570) with more than 250 institutional clients. Positioned as the forefront of the fintech revolution, Hundsun Ayers has been aspiring to offer a diversified spectrum of technology solutions

ranging from trading systems supporting global securities, futures, and options to consolidated account management platforms and offshore custody service solutions. With operations spanning across the Asia-Pacific region, we help our clients strive for sustainable

development in a scalable manner through relentless pursuit of innovation and R&D.

Central, Central and Western District, HK

Contemporary Amperex Technology (Hong Kong) Limited

Central, Central and Western District, HK

What can I earn as a Network and Systems Engineer