Firewall Implementation Engineer – Secure Network Deployments

NCS; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

NCS, a leading technology services firm across APAC, seeks an Implementation Firewall Engineer to support deployment, configuration, and implementation of firewall and VPN solutions in enterprise environments.

The role focuses on minimizing downtime, maintaining security standards, and documenting activities while collaborating with internal teams and customers during migrations and maintenance windows.

Qualifications

• Degree or equivalent with 1–3 years in IT/networking.
• Proficient in routing, switching, firewall administration and security concepts.
• Experience with VPN technologies and basic Linux/CLI proficiency.

Responsibilities

• Deploy, configure, and implement firewall solutions in customer or enterprise environments.
• Configure security policies, NAT rules, VPN tunnels, and ACLs.
• Support firewall migration and cutover activities during implementation windows.
• Troubleshoot network connectivity, routing, VPN, and firewall-related issues.
• Perform firmware upgrades, backup, and restore activities.
• Validate firewall functionality and traffic flow after implementation.
• Coordinate with internal teams, vendors, and customers during implementation activities.
• Prepare implementation documentation, network diagrams, and handover reports.
• Ensure compliance with security standards and organizational policies.
• Participate in maintenance windows and change management processes.

Skills

Routing & Switching

Firewall Administration

Security Concepts

Troubleshooting

Firewall brands

Education

Degree in IT/Networking

Tools

Linux/CLI

IPSec VPN

SSL VPN

Job description

NCS, a leading technology services firm across APAC, seeks an Implementation Firewall Engineer to support deployment, configuration, and implementation of firewall and VPN solutions in enterprise environments.

The role focuses on minimizing downtime, maintaining security standards, and documenting activities while collaborating with internal teams and customers during migrations and maintenance windows.