L3 Network Security Engineer: Firewall & Incident Response

NTT Data Singapore; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

NTT Data Singapore is seeking an L3 Network Security Engineer to deliver secure network solutions for clients, ensuring end-to-end ownership of tasks and timely resolutions. You will work with bank security standards, perform configurations, and manage break/fix events while maintaining client satisfaction.

Ideal candidates bring hands-on experience with Cisco Firepower, Palo Alto, Fortigate Firewall and proxies, with strong documentation and the ability to present technical topics to customers.

Qualifications

• Understand bank security policies and change windows.
• Deliver and sign off technical solutions with client satisfaction.
• Provide support for troubleshooting, design, and configuration when needed.
• Own assigned tasks and ensure end-to-end project outcomes.
• Experience with installations and break/fix events in networks.
• Proficient in documenting SOPs and project administration.
• Ability to present to customers on technical topics.

Skills

Bank security

Solution delivery

Troubleshooting

Ownership

Config & Fix

Installations

Root cause analysis

Client support

Vendor escalation

Documentation

Project admin

Presentations

Tools

Cisco Firepower

Palo Alto

Fortigate Firewall

Fortigate Proxy

Bluecoat Proxy

Job description

NTT Data Singapore is seeking an L3 Network Security Engineer to deliver secure network solutions for clients, ensuring end-to-end ownership of tasks and timely resolutions. You will work with bank security standards, perform configurations, and manage break/fix events while maintaining client satisfaction.

Ideal candidates bring hands-on experience with Cisco Firepower, Palo Alto, Fortigate Firewall and proxies, with strong documentation and the ability to present technical topics to customers.