Enterprise Network Support Engineer – Tier 2, 24x7 On-Call

Singtel; Singapore; On-site; Confidential; Full time

Job summary

Singtel is seeking a capable Tier 2 network operations professional in Singapore to manage complex incidents, coordinate with global teams and ensure service levels. You will investigate, troubleshoot, and perform RCA, escalating to Tier 3 when needed while supporting enterprise customers and partners.

Ideal candidates hold a CS/IT/CE/telecom degree or equivalent, with experience in IP networking, Cisco/Juniper tech, and ITSM processes. A 24x7 shift readiness is essential.

Qualifications

• Diploma or Bachelor's degree in CS/IT/CE/Telecommunications.
• Experience in network operations, technical support or incident management.
• Knowledge of IP networking fundamentals and enterprise network technologies.
• Willingness to participate in rotating 24x7 shift operations and standby support.

Responsibilities

• Provide Tier 2 technical support for enterprise network services, managing incidents and service requests within SLAs.
• Perform incident investigation, troubleshooting, RCA, and implement timely resolutions.
• Serve as a technical escalation point for internal operations teams and Global Corporate customers.
• Escalate unresolved issues to Tier 3 engineers with complete analysis and documentation.
• Collaborate with customers across regions to resolve issues while ensuring a positive experience.
• Coordinate with internal units and external operators to maintain service availability.

Skills

Network operations

Technical support

Incident management

IP networking

Troubleshooting

CPE routers/switches

Cisco

Juniper

ITSM

Education

Diploma or Bachelor's degree in CS/IT/CE/Telecommunications

Job description

Singtel is seeking a capable Tier 2 network operations professional in Singapore to manage complex incidents, coordinate with global teams and ensure service levels. You will investigate, troubleshoot, and perform RCA, escalating to Tier 3 when needed while supporting enterprise customers and partners.

Ideal candidates hold a CS/IT/CE/telecom degree or equivalent, with experience in IP networking, Cisco/Juniper tech, and ITSM processes. A 24x7 shift readiness is essential.