Senior Network Security Engineer (L3) – Cisco & Incident Response

NTT Communications; Singapore; On-site; SGD 70,000 - 90,000; Full time

Job summary

A leading technology services provider in Singapore seeks an experienced IT Network Security Specialist to provide Level 2/3 operations support. You will ensure compliance with policies, prepare network analysis reports, and participate in training. The ideal candidate has over 5 years of experience with network security, Cisco technologies, and is willing to work extended hours. This on-site role offers an opportunity to grow in a diverse and innovative environment.

Qualifications

• At least 5 years of experience providing network operational and administration support.
• In-depth knowledge of network routing and switching technologies.
• Experience in network automation via scripting or tools.

Responsibilities

• Provide Level 2/3 IT network security operations support.
• Ensure compliance to policies, processes and standards.
• Prepare network analysis reports and conduct internal training.

Skills

Network operational and administration support

Cisco products (Routers / Switches/WLAN)

Network routing and switching technologies

Network security

Good communication skills

Analytical and good troubleshooting skills

Network automation via scripting (Python, Ruby)

Education

Diploma or Degree in Engineering, IT or related field

Cisco CCNP certification

Tools

Cisco network

Bluecoat Proxy

F5 Load Balancer

Palo Alto/Checkpoint/Fortinet firewall

Splunk

Job description

A leading technology services provider in Singapore seeks an experienced IT Network Security Specialist to provide Level 2/3 operations support. You will ensure compliance with policies, prepare network analysis reports, and participate in training. The ideal candidate has over 5 years of experience with network security, Cisco technologies, and is willing to work extended hours. This on-site role offers an opportunity to grow in a diverse and innovative environment.