Senior Network Engineer

JOB TYPE: Full Time and Permanent
CATEGORY: Information Technology and Network & System

Salary: ฿70,000-฿90,000

Senior Network Engineer will be responsible for deploying, operating, and maintaining the enterprise network including LAN, WAN, Firewall, VPN Gateway & Telephony Services. He/she will provide 2nd level support to Service Desk team and response to NOC calls.


  • Responsible for day-to-day operations and administration on network & security infrastructure consisting of Firewalls, Cisco-ACI/DNAC/ISE System & VPN gateway
  • Perform daily data center network monitoring and proactively handle the events, incidents and resolve the reported problems.
  • Installation, configuration and maintenance of network infrastructure in accordance to the security standard and change management policy
  • Performing preventive maintenance of network infrastructure, including deployment of security fixes on network infrastructure services in accordance to corporate vulnerability and patch management policy
  • Support and maintain regional network infrastructure inventory and support warranty RMA service
  • Develop and maintain network infrastructure documentation
  • Coordinate with vendors for third level support to ensure the performance and high availability of the network equipment.
  • Support systems team in various system setup related to network configuration.
  • Analyze, troubleshoot, coordinate with 3rd level support and resolve critical network issues
  • Review, maintain and enforce network security & compliance issues on all network Infrastructure
  • Maintenance & execution of IT Disaster Recovery Plan for network infrastructure

Knowledge and skills

  • Bachelor of Science in Computer Science or equivalent
  • Minimum 5 years’ network experience in an enterprise environment
  • Strong working knowledge of LAN/WAN switching and routing technologies
  • Experience in support and administration of Cisco networking ACI, NAC solutions (Cisco ISE/DNAC) and Cisco Expressway
  • Experience in Firewall administration (Fortigate, Palo-Alto, Cisco Firepower)
  • Good knowledge in application load balancer, (F5/A10 Network)
  • Hands-on experience in supporting & troubleshooting switches, routers, firewalls, VPN and access control technologies.
  • Familiar with MPLS/VPN/OSPF/BGP protocols and layer-3 technologies
  • Familiar with AAA, RBAC, ACL, IPSEC, TLS, configuration and support.
  • Knowledge in network security & information security compliance
  • Infrastructure monitoring (ELK, Log point, Centreon)
  • Understanding of ITIL process incident management & change management
  • Self-motivated team player, capable of working with minimal supervision
  • Proactive, Curious & Accountable
  • Education, qualifications
  • Bachelor degree in IT or computer engineering
  • CCNP-Security certification/ CCNP routing and switching certification.
  • ITIL and/or Fortinet certifications is a plus
  • Able to communicate in English


  • 3-5 years IT Operations / Infrastructure Management Experience
  • 3-5 years Security/IT security operations in established organization
  • Familiar with Security and Risk Management
  • Personality requirements
  • Good communication skill
  • Positive working attitude with high integrity
  • Able to interact with all levels of management
  • Ability to work cross-functionally with internal and external stakeholders
  • Ability to work efficiently and independently in a fast-paced, governmental environment

Only Thai residents need to apply.

Please fill in the form below to submit your application:

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