Cybersecurity Engineer: Secure Cloud & Enterprise Systems

ServiceOne Limited; Hong Kong; On-site; HKD 420,000 - 660,000; Full time

Benefits offered by this job

Banking holiday & medical insurance

Job summary

ServiceOne Limited is a leading IT consulting and managed services provider headquartered in Hong Kong, delivering security-focused solutions across APAC. We seek a seasoned IT Security Engineer to design, implement, and monitor robust defenses for corporate and client environments, including cloud, on-premises, and AI compute setups.

The role requires 3-5 years in IT security, strong knowledge of firewalls, VPNs, IDS/IPS, and endpoint protection, and English/Chinese proficiency.

Qualifications

• 3-5 years of relevant work experience in IT security, network administration, or system engineering.
• High Diploma or above in Information Security, Computer Science, or related disciplines.
• Solid understanding of firewalls, VPNs, IDS/IPS, and endpoint protection technologies.
• Relevant certifications such as CISSP, CEH, OSCP, GPEN are highly preferred.

Responsibilities

• Design, configure, and maintain security solutions such as firewalls, IDS/IPS, VPNs, endpoint protection, SIEM, and DLP systems.
• Monitor and analyze network traffic and system logs to detect, investigate, and respond to potential security incidents.
• Conduct vulnerability assessments, penetration tests, and remediation plans to strengthen security posture.
• Support security audits, risk assessments, and compliance reviews with documentation and evidence.
• Design, implement, and maintain security controls for corporate and client infrastructures including AI compute, cloud, and on-premises networks.
• Assist in development and enforcement of security standards and baselines (Windows, Linux, network devices).
• Collaborate with Business Applications teams to ensure secure infrastructure in new implementations.
• Provide cybersecurity support for remote sites and construction site deployments.
• Stay updated with threats and regulatory requirements; propose improvements.
• Prepare audit and compliance materials as required.

Skills

Security engineering

Incident response

Vulnerability assessment

Network security

Bilingual (English/Chinese)

Team collaboration

Education

High Diploma or above in Information Security/Computer Science

Tools

Wazuh

ELK Stack

Zabbix

Metasploit

OpenVAS

Burp Suite

Nessus

Nikto

Job description

ServiceOne Limited is a leading IT consulting and managed services provider headquartered in Hong Kong, delivering security-focused solutions across APAC. We seek a seasoned IT Security Engineer to design, implement, and monitor robust defenses for corporate and client environments, including cloud, on-premises, and AI compute setups.

The role requires 3-5 years in IT security, strong knowledge of firewalls, VPNs, IDS/IPS, and endpoint protection, and English/Chinese proficiency.