Senior Network Security Engineer: Firewall & VPN Architect

EXASOFT CONSULTING PTE. LTD.; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

EXASOFT CONSULTING PTE. LTD. is seeking a senior Network Security professional to lead firewall administration and enterprise security initiatives across the organisation.

The role focuses on configuring Palo Alto, Check Point and FortiGate firewalls, implementing VPN connectivity and hardening the network infrastructure. You will manage F5 LTM configurations, review security policies, and participate in audits and incident response to ensure robust security and compliance across enterprise

Qualifications

• At least 9 years of enterprise network security experience.
• Hands-on with Palo Alto, Check Point and FortiGate firewalls.
• Experience with F5 LTM, VPNs and network hardening.

Responsibilities

• Administer and configure Palo Alto, Check Point and FortiGate firewalls, including policies and access rules.
• Configure and support F5 LTM load balancers for application availability.
• Implement IPSec, SSL and Site-to-Site VPN connectivity for secure communication.
• Review policies, ACLs and NAT to optimise rule sets and access controls.
• Perform network hardening, firewall audits and remediation for compliance.
• Handle firewall upgrades, configuration changes and complex security incidents.

Skills

Network security

Firewall administration

Enterprise network

VPN technologies

Tools

Palo Alto

Check Point

FortiGate

F5 LTM

Job description

EXASOFT CONSULTING PTE. LTD. is seeking a senior Network Security professional to lead firewall administration and enterprise security initiatives across the organisation.

The role focuses on configuring Palo Alto, Check Point and FortiGate firewalls, implementing VPN connectivity and hardening the network infrastructure. You will manage F5 LTM configurations, review security policies, and participate in audits and incident response to ensure robust security and compliance across enterprise