Global Network and Infrastructure Manager

Poet Technologies Pte Ltd; Penang; On-site; MYR 180,000 - 300,000; Full time

Job summary

POET Technologies is seeking a Global Network and Infrastructure Manager to lead the design, deployment, and management of network and IT infrastructure across our contract manufacturing sites in Malaysia. This role drives our manufacturing digital transformation while ensuring secure, high-availability connectivity for production operations and the global IT environment.

You will oversee end-to-end deployments, implement secure network architectures, manage firewall policies, VLANs, and

Qualifications

• Bachelor's degree in computer science, IT, engineering or related field.
• Minimum 5 years of network and infrastructure experience, with at least 2 years in manufacturing or multi-site environments.
• Hands-on with FortiGate firewalls, VPNs, High Availability, IDS/IPS, VLANs, and FortiAnalyzer.
• Proficient in Layer 3 switching (VLANs, inter-VLAN routing, STP, QoS) on Cisco, HPE, or Aruba platforms.
• Strong knowledge of TCP/IP, DNS, DHCP, routing protocols (OSPF/BGP), and network monitoring tools.
• Familiarity with ISO 27001, SOX IT General Controls, and IT change management processes.

Responsibilities

• Lead end-to-end deployment of network and infrastructure at CM sites in support of manufacturing digital transformation.
• Design and implement secure, scalable network architecture using FortiGate firewalls, Layer 3 switches, and cloud-connected systems.
• Manage firewall policies, VLAN segmentation, IDS/IPS, and secure remote access in compliance with SOX/ISO 27001 requirements.
• Provide hands-on troubleshooting and incident resolution across LAN/WAN, WiFi, and industrial network environments.
• Act as the liaison between POET Global IT, CM IT teams, and local infrastructure vendors.
• Maintain up-to-date network documentation, topology diagrams, and change records per POET IT governance standards.
• Identify and implement improvements to network performance, security, and operational efficiency at all CM sites.
• Implement zero-trust principles, secure remote access, and network-level DLP controls.

Skills

FortiGate firewall configuration

VLAN segmentation

Layer 3 switching

TCP/IP, DNS, DHCP, routing

Network monitoring tools

ISO 27001, SOX ITGC

Education

Bachelor's degree in Computer Science, IT, Engineering, or related field

Tools

FortiGate

FortiAnalyzer

PRTG

SolarWinds

Wireshark

Cisco switches

Job description

Global Network and Infrastructure Manager

POET Technologies is seeking a Network & Infrastructure Manager to lead the design, deployment, and management of network and IT infrastructure at our Contract Manufacturer (CM) sites in Malaysia. This role is central to enabling our manufacturing digital transformation and ensures secure, high-availability connectivity across our global IT environment and production operations.

Key responsibilities

• Lead end-to-end deployment of network and infrastructure solutions at CM sites in support of manufacturing digital transformation.
• Design and implement secure, scalable network architecture using FortiGate firewalls, Layer 3 switches, and cloud-connected systems.
• Manage firewall policies, VLAN segmentation, IDS/IPS, and secure remote access in compliance with SOX/ISO 27001 requirements.
• Provide hands-on troubleshooting and incident resolution across LAN/WAN, WiFi, and industrial network environments.
• Act as the key liaison between POET Global IT, CM IT teams, and local infrastructure vendors.
• Maintain up-to-date network documentation, topology diagrams, and change records per POET's IT governance standards.
• Identify and implement improvements to network performance, security, and operational efficiency at all CM sites.
• Implement zero-trust principles, secure remote access, and network-level DLP controls.

About you

• At least a Bachelor's degree in Computer Science, IT, Engineering, or related field.
• Minimum 5 years of network and infrastructure experience, with at least 2 years in a manufacturing or multi-site environment.
• Hands-on experience with FortiGate firewalls including VPN configuration, High Availability, IDS/IPS, VLAN segmentation, and FortiAnalyzer.
• Proficient in Layer 3 switching (VLANs, inter-VLAN routing, STP, QoS) on Cisco, HPE, or Aruba platforms.
• Strong knowledge of TCP/IP, DNS, DHCP, routing protocols (OSPF/BGP), and network monitoring tools (PRTG, SolarWinds, Wireshark).
• Familiarity with ISO 27001, SOX IT General Controls, and IT change management processes.