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

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. The Supreme HR Advisory Pte. Ltd || 14C7279 Chua Jie Ying (Cai Jie Ying), Evelynn || EA Personnel License R24120580