Senior Network & ICT Security Engineer - Cloud & DC

NTT SINGAPORE PTE. LTD.; Singapore; On-site; SGD 180,000 - 240,000; Full time

Job summary

NTT SINGAPORE PTE. LTD. is seeking an experienced Network & ICT Security Engineer to support and secure enterprise network, cloud, and infrastructure environments.

You will manage, monitor, and improve secure network operations across data centres and hybrid setups. Ideal candidates bring 15+ years in network engineering and ICT security, hands-on Cisco and firewall expertise, and familiarity with SIEM, EDR, and risk management frameworks such as ISO 27001, NIST, and ITIL.

Qualifications

• 15+ years of experience in Network Engineering and ICT Security.
• Hands-on experience with Cisco networking and multiple firewalls (Palo Alto, Fortinet, Check Point).
• Strong knowledge of SIEM, IDS/IPS, EDR, vulnerability management, and incident response.
• Experience with data centre, cloud, and hybrid infrastructure environments.
• Familiarity with ISO 27001, NIST, and ITIL frameworks.
• Relevant certifications such as CCNP, CCNP Security, CISSP, CISM, CEH, or Security+ are 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

Network engineering

ICT security

Incident response

Vulnerability management

Cloud infrastructure

Education

CCNP

CCNP Security

CISSP

CISM

CEH

Security+

Tools

Cisco networking

Palo Alto firewall

Fortinet firewall

Check Point firewall

VPNs

Routing & Switching

SIEM

IDS/IPS

EDR

Vulnerability management

Incident response

ISO 27001

NIST

ITIL

CCNP

CCNP Security

CISSP

CISM

CEH

Security+

Job description

NTT SINGAPORE PTE. LTD. is seeking an experienced Network & ICT Security Engineer to support and secure enterprise network, cloud, and infrastructure environments.

You will manage, monitor, and improve secure network operations across data centres and hybrid setups. Ideal candidates bring 15+ years in network engineering and ICT security, hands-on Cisco and firewall expertise, and familiarity with SIEM, EDR, and risk management frameworks such as ISO 27001, NIST, and ITIL.