Computer Systems Engineer

LEE SAY GROUP PTE. LTD. • singapore, singapore • Posted June 08, 2026

About the Role

Primary Responsibilities

Infrastructure Management

  • Install, configure, maintain and troubleshoot servers, networks, virtualization platforms and IT infrastructure (on-premise and cloud where applicable)
  • Monitor system performance, availability and capacity to ensure services meet agreed service levels
  • Perform ongoing monitoring of system logs, security alerts and performance metrics, and resolve technical issues proactively
  • Participate in capacity planning, system upgrades, infrastructure refresh projects and disaster recovery testing

Security & Backup

  • Test, deploy and maintain security patches and updates for operating systems, servers, network devices and critical systems
  • Support and maintain IT security practices, including endpoint protection, access control, system hardening and vulnerability remediation
  • Maintain and improve backup, disaster recovery and redundancy str...