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Job ID : 1579705 Date Updated : February 24th, 2026

IT Infrastructure Management 

Location Tokyo - 23 Wards
Job Type Permanent Full-time
Salary Negotiable, based on experience

Work Style

Remote Work and WFH Flex Time

Job Description

[Overview] 

You will be responsible for designing, building, and operating a global IT infrastructure 

environment, supporting business efficiency and stable system operation. In addition to 

managing the ever-evolving network, server, and cloud environments, you will also 

contribute to strengthening security measures and optimizing performance. 

This is an important position that supports the sustainable growth of the Yonex Group with 

infrastructure and technology, while incorporating innovative technologies. 

 

[Role]  ​

・Design, build, and manage IT infrastructure to maintain a stable system environment.  ​

・Introduce and optimize new technologies and tools to improve operational efficiency and 

productivity.  ​

・Manage security risks and ensure the safety of corporate data and systems.  ​

・Quickly identify and resolve technical issues to improve system reliability.  ​

・Collaborate with internal and external stakeholders to promote infrastructure planning 

and implementation for projects 

 

【Responsibilities】 ​

  • Infrastructure management: Operation, monitoring, and troubleshooting of global networks, servers,  and cloud environments ​
  • Security measures: System vulnerability assessment, introduction and maintenance of security  measures ​
  • Technological innovation: Proposing business improvements through research and utilization of the  latest technologies  
  • Cost management: Optimizing IT infrastructure implementation and operational costs, and managing budgets ​
  • Document management: Organizing operational procedures and troubleshooting records, and sharing technical knowledge​
  • Team collaboration: Collaborating with internal IT teams and external vendors to contribute to the  success of projects 

 

General Requirements

Minimum Experience Level Over 6 years
Career Level Mid Career
Minimum English Level Business Level
Minimum Japanese Level Business Level
Minimum Education Level High-School
Visa Status Permission to work in Japan required

Required Skills

[Required skills and experience] ​

• Language skills: Japanese , English ( Business Level) ​

• Experience in designing and operating networks, servers, and cloud environments (AWS, Azure, GCP, etc.)  ​

• Experience in system troubleshooting and responding to incidents  ​

• Experience in managing Linux/Windows​

 • Experience in constructing intercontinental VPNs and dedicated lines (e.g., bypassing China's Great Firewall) ​

• Knowledge of security measures and risk management 

• Technical problem-solving skills and logical thinking  

 

【Preferred Skills】  

• Programming (Python, Bash, etc. shell scripting) ​

• Container technology (Docker, Kubernetes)​

• Certifications (CCNA, CCNP, etc.) 

Job Location

  • Tokyo - 23 Wards

Work Conditions

Job Type Permanent Full-time
Salary Negotiable, based on experience
Industry IT Consulting

Job Category

Company Details

Company Type Large Company (more than 300 employees) - International Company