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KTC - Krungthai Card

Senior Network Security Engineer

5-8 Years
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Job Description

Responsible for the end-to-end design, implementation, and management of a secure, high-performance network infrastructure. This role spans across On-premise Data Centers, Campus Networks, and Multi-Cloud environments (HWC, GCP, AWS) and ensuring robust connectivity across Hybrid Multi-Cloud environments. The engineer will ensure seamless connectivity through Core Switching and Wi-Fi, maintain robust security via Next-Gen Firewalls and WAF, and enforce strict access control through Forescout (NAC) and Zero Trust (ZTNA) frameworks. The goal is to provide a high-availability, high-performance network that protects critical business data against evolving cyber threats

  • Bachelor's Degree in Computer Science, Computer Engineering, or a related field.
  • Experience: 58 years of experience in Network Engineering, with a proven track record of managing mission-critical infrastructure.
  • Expertise in Core Switching, LAN, and Enterprise Wi-Fi (e.g., Cisco, Aruba, or Huawei).
  • Proven experience with Forescout (NAC) and WAF (e.g., Imperva, F5, or Cloud-native WAF).
  • Proven experience with Enterprise Firewalls (specifically Check Point, Palo Alto, or Cisco) and Netskope (ZTNA).
  • Proficiency in Cloud Networking and Security across HWC, GCP, or AWS.
  • Expertise in SD-WAN technology and advanced routing/switching.
  • Networking Protocols: Deep understanding of BGP, OSPF, VLANs, Spanning Tree, and 802.1X authentication.
  • Experience: 58 years in a dual Network and Security role within an Enterprise environment.
  • Soft Skills: Strong project leadership, high-pressure troubleshooting skills, an analytical approach to security

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Job ID: 142427867