Senior Network Engineer — SD-WAN, Automation & Cloud

ntt singapore pte. ltd.; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

NTT Singapore Pte. Ltd. seeks an experienced Network Operations professional to oversee enterprise networks spanning SD-WAN, LAN, Wireless, Voice and NAC, driving transformation and technology refresh.

You will lead incident resolution, service management, and vendor coordination to ensure operational excellence while supporting large-scale projects. Automation with Ansible and Python will be key to success.

Qualifications

• 6-10 years of experience in Network Operations within a multi-vendor environment.
• Expertise in at least two areas: Network Security, SD-WAN, LAN/Wireless, Voice & Collaboration, NAC, or Network Automation.
• Hands-on experience with Cisco, Aruba, Versa; knowledge of cloud networking and network architecture design.

Responsibilities

• Manage and support enterprise network operations across SD-WAN, LAN, Wireless, Voice, Collaboration, and NAC technologies.
• Drive network transformation, automation, and technology refresh initiatives.
• Provide technical consultancy and develop solutions for complex network requirements.
• Lead incident resolution, service management, and vendor coordination to ensure operational excellence.
• Support large-scale network projects and ensure timely delivery.
• Implement and maintain automation using Ansible, Python, and related tools.

Skills

Network Operations

Network Security

SD-WAN

LAN/Wireless

Voice & Collaboration

NAC

Network Automation

Ansible

Python

Cloud Networking

Vendor Management

Tools

Cisco

Aruba

Versa

ISE

ClearPass

Job description

NTT Singapore Pte. Ltd. seeks an experienced Network Operations professional to oversee enterprise networks spanning SD-WAN, LAN, Wireless, Voice and NAC, driving transformation and technology refresh.

You will lead incident resolution, service management, and vendor coordination to ensure operational excellence while supporting large-scale projects. Automation with Ansible and Python will be key to success.