PaaS & Multi-DB Infra Specialist

CL Technical Services Ltd.

Hong Kong

On-site

HKD 480,000 - 720,000

Full time

9 days ago

Application generator

Don’t send a generic resume — generate a resume and cover letter tailored to this exact role.

Get past ATS filters

Job summary

CL Technical Services Ltd. is seeking an Infrastructure Systems Specialist to advise on the administration and configuration of GCIS equipment, including virtualized servers, enterprise storage, and backup systems.

You will diagnose complex issues, manage capacity, and optimize performance for PaaS/EGIS application servers and databases such as IBM DB2, Oracle, and MySQL. The role requires hands-on experience with VMware, RedHat Linux, and JBoss, alongside strong English and Chinese

Qualifications

Requires Higher Diploma / Degree in IT or related field.
Minimum 6-8 years IT experience.
Experience with enterprise-scale IT infrastructure (>1,000 VMs) and cross-site networks.
Hands-on with IBM DB2 UDB, Oracle RAC, MySQL.
VMware experience (v7+).
Experience with RedHat Linux and JBoss.
Fluent in English and Chinese.

Responsibilities

Provide expert advice on administration, operation and configuration of GCIS equipment.
Diagnose problems, manage capacity, and tune performance for PaaS/EGIS servers and databases (IBM DB2, Oracle, MySQL).
Deliver intensive database support including backup, disaster recovery and high-availability configurations.
Lead system software upgrades in a virtualized environment and support data center relocation projects.
Assist Project Manager in monitoring contractor performance and QA on deliverables.
Provide 24/7 emergency support and handle out-of-hours troubleshooting.