Senior Network Security Engineer: Perimeter & Cloud Protection

INTELLIPRO SINGAPORE PTE. LTD.; Singapore; On-site; SGD 110,000 - 170,000; Full time

Job summary

INTELLIPRO SINGAPORE PTE. LTD. is seeking a Senior Network Security Engineer to design, implement, and maintain enterprise network security infrastructure, safeguarding critical systems from evolving cyber threats.

You will take ownership of network perimeter, firewall policy, VPN access, and secure architecture for new projects. The role requires hands-on experience managing enterprise-grade security environments, strong knowledge of FortiGate or Zscaler, and exposure to AWS/Azure/GCP.

Qualifications

• 5+ years of experience in network security or cybersecurity.
• Hands-on experience owning and managing enterprise-grade network security environments.
• Strong working knowledge of FortiGate or Zscaler.
• Exposure to AWS, Azure, or GCP is a plus.

Responsibilities

• Own the network perimeter — writing, auditing, and refining firewall policy
• Manage firewall tuning, IPS, and threat prevention on an ongoing basis
• Configure and maintain secure VPN access
• Strengthen network segmentation and access controls proactively
• Monitor SIEM and IDS/IPS alerts, investigate anomalies, and follow through to resolution
• Conduct vulnerability assessments and hardening cycles, and see remediation through
• Work with cloud, infra, and app teams on secure architecture for new projects
• Maintain clear, audit-ready documentation and internal standards

Skills

Network Security

Threat Prevention

Firewall Management

SIEM Monitoring

Incident Response

Education

Degree in CS/IT/Cybersecurity

Tools

FortiGate

Zscaler

AWS

Azure

GCP

Job description

INTELLIPRO SINGAPORE PTE. LTD. is seeking a Senior Network Security Engineer to design, implement, and maintain enterprise network security infrastructure, safeguarding critical systems from evolving cyber threats.

You will take ownership of network perimeter, firewall policy, VPN access, and secure architecture for new projects. The role requires hands-on experience managing enterprise-grade security environments, strong knowledge of FortiGate or Zscaler, and exposure to AWS/Azure/GCP.