Associate Network Engineer (1 year contract)

Starhub Ltd; Singapore; On-site; SGD 42,000 - 66,000; Full time

Job summary

Starhub Ltd is seeking an Associate Network Engineer to join our client-site team in Singapore. The role focuses on maintaining mission-critical wireless and network infrastructure, troubleshooting issues, and supporting incident response in a 24/7 environment.

You will work with Cisco and Aruba gear, perform maintenance and upgrades, and coordinate with vendors, service desks, and facilities while emphasizing documentation and governance.

Qualifications

• Diploma, Higher NITEC, or equivalent qualification in IT or related discipline.
• Basic knowledge of networking, WiFi, internet connectivity, and endpoint devices.
• Experience in Service Desk, Helpdesk, NOC, or customer support environments preferred.
• Good communication, coordination, and customer service skills.
• Familiarity with ServiceNow or ITSM ticketing systems is advantageous.

Responsibilities

• Support day-to-day operations of wireless infrastructure including Cisco Wireless solutions, Aruba solutions, switches, firewalls, captive portals, and authentication systems.
• Perform troubleshooting for Wireless connectivity issues, DNS, DHCP, captive portal access, OTP login issues, VLAN routing, authentication failures, and internet access problems.
• Manage service technical escalations and support major incident troubleshooting during service disruptions.
• Support preventive maintenance, firmware upgrades, patching, and technology refresh activities for wireless and network infrastructure.
• Support WLC upgrade activities including Access Point image updates, failover testing, rollback planning, and validation activities.
• Work closely with vendor TAC such as Cisco TAC and Aruba TAC for issue analysis and problem resolution.
• Perform root cause analysis (RCA) and prepare incident reports, technical findings, and preventive recommendations.
• Support implementation activities including Access Point deployment, switch replacement, firewall migration, SSL certificate updates, and network migrations.
• Coordinate with stakeholders, vendors, contractors, and facility management teams during maintenance and implementation activities.
• Support testing activities such as congestion testing, failover testing, WiFi roaming optimization, and POE/network validation.
• Monitor infrastructure health using tools such as Catalyst Center, AirWave, SevOne, LogicMonitor, NetAlly.
• Fluent in ITSM Incident, Change Management, Service Request platforms such as ServiceNow.
• Maintain technical documentation including install plans, diagrams, inventory records, validation evidence, and maintenance reports.
• Support after-office-hour maintenance windows, standby support, and emergency troubleshooting activities.
• Ensure compliance with operational governance, safety requirements, and change management procedures.

Job description

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Date: 24 Aug 2026

Location: SG

Job Description

This role will be based at client site. Associate Network Engineer is responsible for supporting and maintaining mission-critical Wireless network infrastructure. The role involves troubleshooting, maintenance, incident response, preventive maintenance, implementation activities, vendor coordination, and support for large-scale wireless environments operating in a 24/7 environment.

Job Responsibilities

• Support day-to-day operations of wireless infrastructure including Cisco Wireless solutions, Aruba solutions, switches, firewalls, captive portals, and authentication systems.


• Perform troubleshooting for Wireless connectivity issues, DNS, DHCP, captive portal access, OTP login issues, VLAN routing, authentication failures, and internet access problems.


• Manage service technical escalations and support major incident troubleshooting during service disruptions.


• Support preventive maintenance, firmware upgrades, patching, and technology refresh activities for wireless and network infrastructure.


• Support WLC upgrade activities including Access Point image updates, failover testing, rollback planning, and validation activities.


• Work closely with vendor TAC such as Cisco TAC and Aruba TAC for issue analysis and problem resolution.


• Perform root cause analysis (RCA) and prepare incident reports, technical findings, and preventive recommendations.


• Support implementation activities including Access Point deployment, switch replacement, firewall migration, SSL certificate updates, and network migrations.


• Coordinate with stakeholders, vendors, contractors, and facility management teams during maintenance and implementation activities.


• Support testing activities such as congestion testing, failover testing, WiFi roaming optimization, and POE/network validation.


• Monitor infrastructure health using tools such as Catalyst Center, AirWave, SevOne, LogicMonitor, NetAlly.


• Fluent in ITSM Incident, Change Management, Service Request platforms such as ServiceNow.


• Maintain technical documentation including install plans, diagrams, inventory records, validation evidence, and maintenance reports.


• Support after-office-hour maintenance windows, standby support, and emergency troubleshooting activities.


• Ensure compliance with operational governance, safety requirements, and change management procedures.

Qualifications

Diploma, Higher NITEC, or equivalent qualification in IT or related discipline.

Basic knowledge of networking, WiFi, internet connectivity, and endpoint devices.
Experience in Service Desk, Helpdesk, NOC, or customer support environments preferred.
Good communication, coordination, and customer service skills.
Familiarity with ServiceNow or ITSM ticketing systems is advantageous.

Work Arrangement
Onsite support role
May require standby support, shift work, and after-office-hour maintenance activities depending on operational requirements.