System Maintenance Engineer: Windows & Linux (On-site)

OPUS IT Services Pte Ltd

Singapore

On-site

SGD 60,000 - 90,000

Full time

3 days ago

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Benefits offered by this job

Standby allowance

Mobile allowance

Job summary

OPUS IT Services Pte Ltd in Singapore is seeking a hands-on System Maintenance Engineer to support installation, maintenance, troubleshooting and operation of electronic systems and IT infrastructure. The role involves on-site technical support, preventive and corrective maintenance, and coordinating with clients and contractors to maintain system availability.

The candidate should have at least 2 years of experience in system implementation or technical support, strong knowledge of Windows

Qualifications

Minimum 2 years of experience in system implementation, maintenance, technical support or related technical role.
Hands-on knowledge of Windows Server and Linux systems, including operation, upgrades and maintenance.
Understanding of end-to-end system or software lifecycle, including deployment, operation, troubleshooting and maintenance.
Strong fault-finding and troubleshooting skills across systems, hardware and networks.
Familiarity with site installation, preventive maintenance, testing and commissioning.
Good communication, documentation, customer service and problem-solving skills.
Able to provide 24x7 standby support and attend on-site incidents per SLA requirements.

Responsibilities

Perform installation, preventive maintenance and corrective maintenance of end devices, readers, central equipment and related system components.
Troubleshoot system, hardware and network faults; identify root causes and replace faulty components where required.
Provide on-site support for system outages and service requests per the 2-hour response and resolution SLA.
Operate, upgrade, patch and maintain Windows Server and Linux systems, including vulnerability remediation under senior engineer guidance.
Support system deployment, testing, commissioning and ongoing maintenance throughout the software and system lifecycle.
Read and interpret technical and construction drawings, including electrical, security and cable-routing layouts.
Coordinate with clients, consultants, contractors and subcontractors on installation, maintenance and site activities.
Prepare service reports, maintenance checklists, technical documentation, quotations and Variation Orders (VO).
Monitor maintenance progress, provide client updates and escalate unresolved technical issues.
Support procurement, billing milestones, operation and maintenance (O&M) documentation, and compliance with workplace safety requirements.