Senior Cloud Infrastructure Engineer (VMware, MySQL)

CL Technical Services Ltd.; Hong Kong; On-site; HKD 68,000 - 90,000; Full time

Job summary

CL Technical Services Ltd. is seeking a System Infrastructure Specialist to oversee VMware 7 based cloud infrastructure, MySQL databases, and SAN storage across large-scale virtual environments in Hong Kong.

You will advise on administration, perform upgrades, optimize performance, ensure backup/high-availability, and supervise data centre migrations, working with project managers and external vendors to maintain service continuity.

Qualifications

• Higher Diploma or Degree in IT or equivalent.
• 6+ years in IT industry.
• Experience supporting large-scale IT infrastructure (500+ virtual servers).
• 3+ years experience in MySQL.
• VMware 7 or above virtualizationExperience.
• Experience in conducting quality assurance on project deliverables.
• At least 1 year experience in Storage Area Network (SAN).
• 3+ years’ experience in Quality Assurance.

Responsibilities

• Provide expert advisory on administration, operation, and configuration of cloud infrastructure services.
• Oversee and facilitate system software upgrades within virtualized environments for cloud shared services.
• Perform in-depth problem diagnosis and performance tuning on PaaS application servers and databases (e.g., MySQL).
• Deliver intensive database administration support, covering backup, recovery, and high-availability configurations.
• Lead and provide hands‑on support for relocation of cloud infrastructure services to a new data centre, ensuring minimal disruption.
• Partner with the project manager to monitor team performance and conduct QA reviews on deliverables from external vendors.

Skills

VMware 7

MySQL

Cloud infrastructure

Quality Assurance

Data centre migration

Education

Higher Diploma or Degree in Information Technology or its equivalent

Job description

CL Technical Services Ltd. is seeking a System Infrastructure Specialist to oversee VMware 7 based cloud infrastructure, MySQL databases, and SAN storage across large-scale virtual environments in Hong Kong.

You will advise on administration, perform upgrades, optimize performance, ensure backup/high-availability, and supervise data centre migrations, working with project managers and external vendors to maintain service continuity.