Senior Network Security Engineer — DevOps & Automation

NTT SINGAPORE PTE. LTD.; Singapore; Hybrid; SGD 120,000 - 180,000; Full time

Job summary

NTT Singapore Pte. Ltd. seeks an experienced networking professional to support hybrid operations, integrating WAN/LAN/Wi‑Fi management with security best practices. The role interfaces with engineering and operations to ensure stable, secure, and scalable network services in a banking/fintech or technology-driven environment.

You will lead incident response, optimize performance, and collaborate with regional teams on new solutions while aligning with regulatory and security standards.

Qualifications

• 8–12 years of networking experience in data networks, security, firewall, load balancer, and related domains.

Responsibilities

• Administer, monitor, maintain and optimize WAN, LAN, and Wi‑Fi networks for performance and availability.

Skills

IP networking

Network security

Network monitoring

Data centre networking

Cloud connectivity

Automation & DevOps

Education

Bachelor’s degree in CS/IT/Networking

CCNA/CCNP or equivalent

Firewall certifications (Fortinet NSE / Palo / Check Point)

Tools

SolarWinds

Netscout

Wireshark

Ansible

Python scripting

Terraform

Job description

NTT Singapore Pte. Ltd. seeks an experienced networking professional to support hybrid operations, integrating WAN/LAN/Wi‑Fi management with security best practices. The role interfaces with engineering and operations to ensure stable, secure, and scalable network services in a banking/fintech or technology-driven environment.

You will lead incident response, optimize performance, and collaborate with regional teams on new solutions while aligning with regulatory and security standards.