Senior Network & ICT Security Engineer

NTT SINGAPORE PTE. LTD.; Singapore; On-site; SGD 120,000 - 160,000; Full time

Job summary

NTT Singapore Pte. Ltd. seeks an experienced Network & ICT Security Engineer to support secure enterprise network, cloud, and infrastructure environments.

You will manage, monitor, and enhance network security, drive compliance, and collaborate with teams and vendors to deliver reliable ICT services. Ideal candidates bring 15+ years in network engineering and ICT security, strong Cisco and firewall expertise, plus SIEM/EDR/vulnerability management experience across data centres and cloud

Qualifications

• Minimum 15+ years of experience in network engineering and ICT security.
• Hands-on experience with Cisco networking, firewalls, VPNs, routing and switching.
• Knowledge of SIEM, IDS/IPS, EDR, vulnerability management and incident response.
• Experience supporting data centre, cloud and hybrid infrastructure environments.
• Familiarity with ISO 27001, NIST and ITIL frameworks.
• Certifications such as CCNP, CCNP Security, CISSP, CISM, CEH or Security+ preferred.

Responsibilities

• Manage, maintain, and secure enterprise network infrastructure.
• Monitor and respond to security incidents, threats, and vulnerabilities.
• Implement network and security enhancements to improve performance and resilience.
• Support security compliance, audits, and risk management activities.
• Collaborate with internal teams and vendors to deliver secure ICT services.

Skills

15+ years experience

Cisco networking

Firewalls (Palo Alto/Fortinet/Check Pt

VPNs

Routing & Switching

SIEM

EDR

Vulnerability management

Incident response

Data centre & cloud

Hybrid infrastructure

Education

CCNP

CCNP Security

CISSP

CISM

CEH

Security+

Tools

ISO 27001

NIST

ITIL

Job description

NTT Singapore Pte. Ltd. seeks an experienced Network & ICT Security Engineer to support secure enterprise network, cloud, and infrastructure environments.

You will manage, monitor, and enhance network security, drive compliance, and collaborate with teams and vendors to deliver reliable ICT services. Ideal candidates bring 15+ years in network engineering and ICT security, strong Cisco and firewall expertise, plus SIEM/EDR/vulnerability management experience across data centres and cloud