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Network Security EngineerTata Consultancy Services · Bangkok, Bangkok City, Thailand
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Tata Consultancy Services

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Network Security Engineer

🗓️ Posted 2026-08-24 Bangkok, Bangkok City, Thailand Full-time Hybrid ICT
💰 Salary Not shared 📊 Market THB 50,000–THB 90,000/mo

About the Company

Join Tata Consultancy Services, Asia Pacific and be part of an organization committed to sustainable development for our future. TCS follows the Tata group philosophy of building sustainable businesses that are rooted in the community and demonstrate care for the environment. Our unique values position us to combine a purpose-driven worldview with digital innovation, collaborating with customers, communities and governments to lead and shape innovative solutions for a sustainable future. TCS has been carbon neutral in its operations across 11 countries, 12 delivery centres and 18 offices in Asia Pacific since 2022. This is only the initial stage in TCS' journey as we strive to achieve long-term net zero emissions by 2030.

Responsibilities

  • ● Design, deploy, and optimize GlobalProtect portal and gateway configurations.
  • ● Manage authentication profiles and MFA integrations.
  • ● Configure and maintain HIP profiles, agent settings, and split tunneling.
  • ● Troubleshoot complex VPN issues from endpoint, firewall, and cloud perspectives.
  • ● Perform log analysis using Panorama or Prisma Access logs.
  • ● Manage Prisma Access deployments including Mobile Users, Remote Network deployments, and Service Connections.
  • ● Configure and tune security policies, decryption profiles, and URL filtering.
  • ● Oversee upgrades, commits, and cloud tenant operations.
  • ● Deploy and manage Zero Trust Network Access connectors.
  • ● Work with application teams to onboard private applications.
  • ● Ensure continuous access, routing optimization, and failover.
  • ● Configure BGP or Static routes for Service Connections and Remote Networks.
  • ● Troubleshoot connectivity issues across on-prem firewalls and cloud edges.
  • ● Support hybrid environments, including on-prem data centers and multi-cloud environments.
  • ● Act as the final escalation point for GlobalProtect and Prisma Access issues.
  • ● Lead root cause analysis for complex incidents.
  • ● Provide guidance to L1 and L2 teams and create runbooks.
  • ● Maintain security posture and ensure compliance with policies.
  • ● Implement best practices.

Requirements

  • ● Bachelor's degree in Cybersecurity, Information Technology, Computer Science, or a related field.
  • ● 5-7 years of experience in network security engineering.
  • ● 5 or more years of experience in managing and administering PaloAlto Globalprotect and Prisma Access.
  • ● PCNSE certification is highly preferred.
  • ● Palo Alto Networks SASE Administrator or Prisma Certified Cloud Security Engineer certification is preferred.
  • ● Hands-on experience with Palo Alto NGFW, Panorama and Strata Cloud Manager, GlobalProtect VPN, and Prisma Access.
  • ● Strong understanding of SSL and TLS, certificate management, enterprise authentication, Zero Trust Network Architecture, and cloud networking.