[0580] IT Specialist - Infrastructure & Network [Private Education/ School Campus] - Up to $5k

The Supreme HR Advisory Pte. Ltd.; Singapore; On-site; SGD 33,000 - 56,000; Full time

Job summary

The Supreme HR Advisory Pte. Ltd. is seeking an IT Infrastructure & Network Specialist to support the organisation's IT infrastructure, network services and ICT operations. You will troubleshoot incidents, maintain servers and end-user endpoints, and ensure campus-wide connectivity.

Responsibilities cover network and systems support, service desk escalation, security/compliance, and vendor coordination. A degree in CS/IT and 5–8 years of relevant experience are required, with CCNA preferred.

Qualifications

• Degree in Computer Science, Information Technology or a related discipline.
• 5-8 years of relevant experience in IT infrastructure, network administration, NOC/SOC or IT operations.
• CCNA certification is preferred.
• Experience with network monitoring, troubleshooting and incident resolution; exposure to enterprise network, firewall, wireless or security environments is advantageous.
• Good knowledge of TCP/IP, VLAN, routing, switching, DHCP, DNS, VPN and network troubleshooting.

Responsibilities

• Support and maintain LAN, WAN, wireless, firewall, VPN, VLAN, DHCP, DNS, routing, switching and related network services.
• Monitor network availability and performance, troubleshoot connectivity issues and support incident resolution across classrooms, laboratories, offices and remote users.
• Assist with network configuration, segmentation, firewall policies, wireless access and secure connectivity.
• Coordinate with service providers and vendors on network, ISP, firewall, wireless and cabling matters.
• Support servers, virtualization, backup, monitoring, endpoint management and Microsoft 365 services.
• Assist with Active Directory, Entra ID, Group Policy, user access and endpoint configuration.
• Support patching, firmware upgrades, software deployment, endpoint protection and vulnerability remediation.
• Provide technical support for classrooms, computer labs, examinations and campus operations.
• Provide technical support and act as an escalation point for infrastructure and network-related incidents.
• Troubleshoot incidents, perform root cause analysis and ensure issues are properly documented and followed through to resolution.
• Support incident, service request and change management processes, and contribute to knowledge base and troubleshooting documentation.
• Identify recurring issues and recommend improvements to enhance ICT reliability and user experience.
• Maintain operational documentation and evidence required for ISO 27001, EduTrust, internal and external audits.

Education

Degree in Computer Science, Information Technology or a related discipline

Tools

Fortinet

Aruba

HPE

Cisco

Microsoft 365

Active Directory

Job description

Salary

$3,000 - $5,000

Working Days

5 days

Working Hours

Mon-Thurs, 8.30am-6.00pm / Fri, 8.30am-5.30pm

Location

Central (relocating to Paya Lebar / Tai Seng area around Q2 2027)

Role Summary

The IT Infrastructure & Network Specialist supports the organisation's IT infrastructure, network services and ICT operations, providing hands-on troubleshooting, incident support and infrastructure maintenance across the school campus.

Responsibilities

Network & Infrastructure Support

• Support and maintain LAN, WAN, wireless, firewall, VPN, VLAN, DHCP, DNS, routing, switching and related network services.
• Monitor network availability and performance, troubleshoot connectivity issues and support incident resolution across classrooms, laboratories, offices and remote users.
• Assist with network configuration, segmentation, firewall policies, wireless access and secure connectivity.
• Coordinate with service providers and vendors on network, ISP, firewall, wireless and cabling matters.

Systems & Endpoint Support

• Support servers, virtualisation, backup, monitoring, endpoint management and Microsoft 365 services.
• Assist with Active Directory, Entra ID, Group Policy, user access and endpoint configuration.
• Support patching, firmware upgrades, software deployment, endpoint protection and vulnerability remediation.
• Provide technical support for classrooms, computer labs, examinations and campus operations.

Service Desk & Incident Support

• Provide technical support and act as an escalation point for infrastructure and network-related incidents.
• Troubleshoot incidents, perform root cause analysis and ensure issues are properly documented and followed through to resolution.
• Support incident, service request and change management processes, and contribute to knowledge base and troubleshooting documentation.
• Identify recurring issues and recommend improvements to enhance ICT reliability and user experience.

Security, Compliance & Operations

• Support ICT controls relating to access management, network security, endpoint security, asset management, monitoring and incident response.
• Maintain operational documentation and evidence required for ISO 27001, EduTrust, internal and external audits.
• Follow approved ICT, information security, access, incident and change management procedures.
• Support security incident response and recovery activities where required.

Projects & Vendor Coordination

• Support infrastructure projects such as network refreshes, firewall upgrades, wireless improvements, endpoint deployment and Microsoft 365/cloud initiatives.
• Assist with testing, implementation, documentation and operational handover of new ICT solutions.
• Coordinate with vendors on implementation, maintenance and support matters.
• Undertake other ICT duties as assigned.

Job Requirements

• Degree in Computer Science, Information Technology or a related discipline.
• 5-8 years of relevant experience in IT infrastructure, network administration, NOC/SOC or IT operations.
• CCNA certification is preferred.
• Experience with network monitoring, troubleshooting and incident resolution; exposure to enterprise network, firewall, wireless or security environments is advantageous.
• Good knowledge of TCP/IP, VLAN, routing, switching, DHCP, DNS, VPN and network troubleshooting.
• Experience with Fortinet, Aruba, HPE, Cisco, Microsoft 365, Active Directory or equivalent technologies is advantageous.
• Familiarity with ITIL, incident management, change management and service desk processes is advantageous.