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JOB DETAILS

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JOB ID 57087
IT Infrastructure & Network Administrator

locationLocation

Chonburi

businessBusiness

Manufacturing(Machinery)

salarySalary

25,000-45,000 ฿

jobCategoryJob Category

Internal IT Administration

JOB DETAIL

Report to Manager

- Design, plan, and develop LAN/WAN, Wireless, and IoT/OT network architectures to support business growth.
- Evaluate, recommend, and implement new technologies such as SD-WAN to enhance efficiency and agility.
- Install, configure, and maintain network equipment, including Switches (Core, Distribution, Access), Routers, Firewalls, Access Points, and Wireless Controllers.
- Set up and manage VPNs, Leased Lines, and MPLS systems for secure and reliable connectivity.
- Monitor network performance, troubleshoot issues promptly, and perform preventive maintenance, firmware updates, configuration backups, and UPS management.
- Implement and maintain network security measures, including Access Control and incident response to security threats.
- Manage and optimize Wireless Networks (Wi-Fi) to support a large number of users and IoT devices.
- Prepare and maintain network architecture documentation, configurations, and performance reports.
- Provide technical support to end-users and collaborate with IT, OT teams, and other departments to support company projects, especially factory automation initiatives.

REQUIRED WORK EXPERIENCE

- Bachelor’s degree in Computer Engineering, Computer Science, Information Security, or related field (or equivalent experience).
- 3–5+ years of experience in network administration/management within large-scale environments (500+ users).
- Hands-on experience with Cisco or equivalent network equipment, IoT/IIoT devices, and SD-WAN solutions (Cisco Viptela/Meraki,
Fortinet, Versa).
- Strong knowledge of TCP/IP, routing protocols (OSPF, BGP, EIGRP), switching (VLAN, STP, EtherChannel), and wireless networks (Wi-Fi, AP, controllers).
- Good understanding of network security (Firewall, VPN, IDS/IPS, Access Control) and vulnerability management.
- Familiar with network backup systems and UPS.
- Relevant certifications (CCNA, CCNP, Fortinet NSE 4+, or equivalent) preferred.
- Strong analytical, problem-solving skills, and ability to work under pressure.
- Good command of English, both written and spoken (Intermediate Level).

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