Unified Communications Lead: Cloud Infra & Incident Resolution

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

Job summary

Singtel is seeking an experienced Network Infrastructure Support professional to provide 24x7 standby support for cloud-based infrastructure, ensuring high availability and performance through proactive monitoring and maintenance. You will handle Level 2/3 incidents with thorough root-cause analysis and end-to-end resolution.

Responsibilities include CR/MACD for vSBC and network components, hardware/firmware upgrades and security remediation; collaborate with vendors for platform upgrades,

Qualifications

• :Degree in Engineering, Telecommunication or IT.
• 5+ years in Telecommunication / Network Infrastructure Support.
• Ribbon SBC certifications.
• Contact Center certifications.
• CCNA certification.

Responsibilities

• Provide 24x7 standby support for cloud-based infrastructure with proactive monitoring and maintenance.
• Manage Level 2/3 incidents including high-severity escalations, root cause analysis, and end-to-end resolution.
• Execute CR/MACD for vSBC and network components, including hardware/firmware upgrades and security remediation.
• Collaborate with vendors and ecosystem partners on platform upgrades, patches, and VAPT activities; deliver monthly service reports.
• Monitor and maintain infrastructure to ensure optimal performance and availability.
• Manage escalations and track incidents through to closure.
• Coordinate hardware/firmware upgrades and security remediation with vendors.

Skills

Troubleshooting

Root cause analysis

Incident management

Team collaboration

Education

Engineering/Telecommunication/IT degree

Tools

Router

Switches

Firewall

Job description

Singtel is seeking an experienced Network Infrastructure Support professional to provide 24x7 standby support for cloud-based infrastructure, ensuring high availability and performance through proactive monitoring and maintenance. You will handle Level 2/3 incidents with thorough root-cause analysis and end-to-end resolution.

Responsibilities include CR/MACD for vSBC and network components, hardware/firmware upgrades and security remediation; collaborate with vendors for platform upgrades,