system administrator

ASTA ENGRG PTE. LTD.; Singapore; On-site; SGD 48,000 - 72,000; Full time

Job summary

ASTA ENGRG PTE. LTD. in Singapore is seeking a hands-on IT Systems Administrator to maintain our Windows and Linux environments and enterprise software.

You will monitor performance, manage user access, apply security patches, and implement robust backup and disaster recovery procedures to ensure system reliability. The role requires practical experience, problem-solving, and a commitment to security and uptime in a fast-paced team.

Qualifications

• Experience maintaining Windows and Linux servers.
• Ability to monitor performance metrics and optimize systems.
• Familiarity with security patching and backup procedures.

Responsibilities

• Install, configure, and update operating systems and enterprise software.
• Monitor CPU, memory, and network usage to prevent bottlenecks.
• Create and delete user accounts, assign security permissions, and enforce compliance policies.
• Apply critical security fixes, configure firewalls, and run anti-virus or threat scans.
• Schedule routine data backups and execute disaster recovery plans when hardware or system failures occur.

Job description

System & Server Maintenance: Install, configure, and update operating systems (Windows, Linux) and enterprise software.

Performance Monitoring: Track CPU, memory, and network usage to prevent bottlenecks and ensure efficiency.

User & Access Management: Create and delete user accounts, assign security permissions, and enforce compliance policies.

Security & Patching: Apply critical security fixes, configure firewalls, and run anti-virus or threat scans.

Backup & Recovery: Schedule routine data backups and execute disaster recovery plans when hardware or system failures occur.