System Administrator - 24/7 Production & Infra Ops

BANK OF CHINA LIMITED; Singapore; On-site; SGD 70,000 - 110,000; Full time

Job summary

BANK OF CHINA LIMITED is seeking a skilled IT Infrastructure Administrator in Singapore to operate and maintain server/storage hardware and administer Windows and Linux systems. The role covers middleware and database support, basic DBA tasks, and incident handling in a regulated environment.

You will participate in change management, document procedures, support audits, and provide 7x24 production support as needed. Strong English and Chinese communication is required.

Qualifications

• Bachelor's degree in Computer Science, IT, or related field.
• Minimum 3 years in system administration or infrastructure operations in a regulated environment.

Responsibilities

• Operate and maintain server and storage hardware, including installation, configuration, and lifecycle management.
• Administer Windows and Linux OS for availability, performance, and security baselines.
• Manage platform middleware and database systems, including patching and monitoring.
• Perform basic DBA tasks for Oracle, SQL Server and MySQL, including installation and tuning.
• Respond to incidents, perform RCA, and track corrective actions to closure.
• Follow change management and rollback procedures for system updates.
• Develop and maintain architecture diagrams, SOPs, and audit-ready documentation.
• Support audits, regulatory inspections, and evidence requests.
• Participate in 24x7 on-call production support as required.

Skills

Server administration

Storage management

Windows/Linux admin

Middleware & database support

Virtualization (VMware/Hyper-V)

Backup & capacity management

Incident handling & RCA

Change management

Scripting/automation

English/Chinese bilingual

Education

Bachelor's degree in Computer Science / Information Technology

Tools

VMware vSphere

Hyper-V

Horizon View

Oracle DB

SQL Server

MySQL

Windows Server

Linux

Job description

BANK OF CHINA LIMITED is seeking a skilled IT Infrastructure Administrator in Singapore to operate and maintain server/storage hardware and administer Windows and Linux systems. The role covers middleware and database support, basic DBA tasks, and incident handling in a regulated environment.

You will participate in change management, document procedures, support audits, and provide 7x24 production support as needed. Strong English and Chinese communication is required.