Virtualization & Database Systems Engineer – MySQL/VMware

CL Technical Services Ltd.; Hong Kong; On-site; HKD 420,000 - 600,000; Full time

Job summary

CL Technical Services Ltd. in Hong Kong is seeking an experienced Systems Administrator to oversee GCIS IT infrastructure. You will manage databases, servers, storage, backups, and PaaS components in a virtualized environment, ensuring high availability and capacity planning.

The role requires strong MySQL expertise, VMware proficiency, and a readiness to work outside regular hours. You will support data centre relocations and QA of outsourced deliverables.

Qualifications

• Higher Diploma or above in IT.
• At least 6 years experience in IT infrastructure.
• Solid experience in supporting large-scale IT infrastructure (over 500 virtual servers).
• Strong technical expertise in supporting MySQL databases.
• Hands-on experience with virtualization software, particularly VMware 7 or above.
• Proven experience in conducting quality assurance on project deliverables.
• Strong analytical and problem-solving skills.
• Willingness to work outside normal office hours for ad-hoc troubleshooting.

Responsibilities

• Provide technical advice on administration, operation, and configuration of GCIS equipment, including databases, servers, storage, and backup facilities, to ensure effective Shared Services delivery.
• Facilitate upgrades of system software in a virtualized environment for GCIS Shared Services.
• Diagnose issues and perform performance tuning on GCIS Platform-as-a-Service (PaaS) application servers and databases (e.g., MySQL) to support capacity and configuration management.
• Deliver intensive database support, including backup, recovery, and high-availability configurations in complex environments.
• Support relocation of GCIS systems to new data centres.
• Assist project managers in monitoring work performance and conducting quality assurance of outsourced project deliverables.

Education

Higher Diploma or above in IT

Tools

VMware

MySQL

Job description

CL Technical Services Ltd. in Hong Kong is seeking an experienced Systems Administrator to oversee GCIS IT infrastructure. You will manage databases, servers, storage, backups, and PaaS components in a virtualized environment, ensuring high availability and capacity planning.

The role requires strong MySQL expertise, VMware proficiency, and a readiness to work outside regular hours. You will support data centre relocations and QA of outsourced deliverables.