System Manager (AMK+Changi Airport)

COMBUILDER PTE LTD; Singapore; On-site; SGD 60,000 - 80,000; Full time

Job summary

A technology solutions company in Singapore is seeking an experienced IT Systems Maintenance Specialist to ensure efficient operation of IT systems and infrastructure. The candidate should have a Bachelor's degree in Computer Science and at least 6 years of experience in a similar role. Responsibilities include system maintenance, troubleshooting, security compliance, and support for IT projects. Strong leadership and communication skills are essential.

Qualifications

• Minimum 6 years of experience in IT systems maintenance or a similar role.
• Proven track record in supporting and maintaining complex IT infrastructures.

Responsibilities

• Perform routine maintenance activities to ensure system health.
• Respond promptly to system-related issues and outages.
• Implement and enforce security policies and procedures.
• Manage backup systems to ensure data integrity.
• Maintain comprehensive documentation of system configurations.
• Collaborate with IT teams to support ongoing projects.

Skills

Windows Server proficiency

Linux platforms (Red Hat, CentOS, Ubuntu)

Virtualization technologies (VMware, Hyper-V, KVM)

Networking fundamentals (TCP/IP, DNS, DHCP)

Scripting (PowerShell, Bash, Python)

Strong leadership skills

Good communication skills

Education

Bachelor’s degree in Computer Science

Job description

Key Responsibilities

System Maintenance & Monitoring

• Perform routine maintenance activities, including system updates, patches, and backups.
• Continuously monitor system performance and health to detect and resolve issues proactively.
• Ensure all IT systems and infrastructure operate efficiently and securely.

Troubleshooting & Support

• Respond promptly to system-related issues and outages.
• Provide technical assistance to end-users and IT team members.
• Document incidents, troubleshooting steps, and resolutions in the ticketing system.

Security & Compliance

• Implement and enforce security policies and procedures to safeguard systems and data.
• Ensure compliance with industry standards, regulations, and best practices.

Backup & Disaster Recovery

• Manage and maintain backup systems to ensure data integrity and availability.
• Develop, update, and regularly test disaster recovery (DR) plans.

Documentation & Reporting

• Maintain comprehensive documentation of system configurations, procedures, and maintenance activities.
• Generate and analyze performance reports to identify trends and improvement opportunities.
• Work with IT teams to refine and implement operational best practices.

Collaboration & Communication

• Collaborate with IT team members to support ongoing IT projects and initiatives.
• Communicate system status, maintenance updates, and issues to stakeholders effectively.
• Provide guidance, training, and mentorship to junior team members as needed.

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or related discipline.
• Minimum 6 years of experience in IT systems maintenance or a similar role.
• Proven track record in supporting and maintaining complex IT infrastructures.
• Proficiency with Windows Server and/or Linux platforms (Red Hat, CentOS, Ubuntu).
• Experience with virtualization technologies (VMware vSphere, Hyper‑V, KVM, or HCI).
• Strong understanding of networking fundamentals: TCP/IP, DNS, DHCP, VLANs, routing protocols.
• Familiarity with storage technologies (SAN, NAS) and data management concepts.
• Scripting ability using PowerShell, Bash, or Python for automation tasks.
• Strong leadership skills.
• Good communication skills in spoken and written English.