Job Description

This role is focused on supporting global connectivity and enterprise infrastructure operations across multiple regions. The position involves maintaining secure communication environments, managing authentication systems, and ensuring reliable network performance for international office operations.

Key Responsibilities:

• Oversee and maintain enterprise network systems including switching, routing, firewall, VPN, and wireless environments
• Identify and resolve network interruptions while ensuring stable and efficient connectivity across systems
• Perform deployment, setup, and ongoing administration of network infrastructure and communication services
• Implement security measures, monitor network access, and carry out routine maintenance activities
• Track support requests, update technical records, and assist with infrastructure-related onsite support when necessary

Requirements:

• Minimum 3–5 years of hands-on experience in networking or IT infrastructure support
• Strong understanding of networking concepts such as TCP/IP, DNS, DHCP, VPN, routing, and firewall operations
• Networking certifications or experience with enterprise-level infrastructure technologies will be considered an advantage
• Japanese skills: Native or JLPT N1 
• English skills: Business