Network Engineer

Date PostedSeptember 25, 2026LocationYokohama, Kanagawa, JapanCompanyJob Impulse Japan K.KSalaryAnnual Salary ¥6,000,000 - ¥9,500,000Typeit (hardware/network) - network engineer it (hardware/network) - server and machine operation and maintenance it (hardware/network) - communication infrastructure (including isp and carrier)

Job Summary

We are seeking a Network Engineer to strengthen our global IT infrastructure at a foreign-owned automotive parts manufacturer in Yokohama. You will be responsible for the stable operation, design, construction, and optimization of the network environment across domestic locations. The role offers opportunities to collaborate with overseas IT teams and use English on a daily basis.

Responsibilities

  • Network design, construction, and operation management at domestic locations
  • Introduction and improvement of network infrastructure based on global standards
  • Troubleshooting and responding to inquiries regarding networks and IT infrastructure
  • Participation in global and regional IT projects and audits

Required Skills

  • CCNA or equivalent network knowledge and skills
  • 3+ years of experience in network design, construction, and operation
  • Knowledge and practical experience of ITIL processes
  • Japanese: Native level or N1
  • English: Business level (TOEIC 700+)

Job Details

Job Description Recruitment Background This is a recruitment drive to strengthen our IT infrastructure system in response to business expansion. You will be responsible for the stable operation and optimization of the IT network and infrastructure environment at our domestic locations. Network design, construction, and operation management at domestic factories, warehouses, offices, etc. Introduction and improvement of network infrastructure based on global standards Management of IT rooms and support for all domestic IT infrastructure Troubleshooting related to networks and IT infrastructure Responding to inquiries and consultations from various departments regarding IT infrastructure Asset planning, procurement, and management of IT infrastructure equipment Participation in global/regional IT projects Responding to internal and external audits Continuous improvement of the network and IT infrastructure environment Attractiveness of this position Gain experience in a global IT environment You will be involved in the construction and operation of network infrastructure in accordance with global standards, working in collaboration with overseas IT teams. Gain broad experience in the network domain You will gain broad experience in the infrastructure domain, including not only network design and construction, but also operation, incident response, IT asset management, projects, and audit support. Daily use of English You will have frequent communication with overseas teams, and opportunities to use English almost daily through emails and online meetings. You will have autonomy in your work. As a core member supporting the network infrastructure of our domestic bases, you will be involved not only in ensuring stable operation but also in improving and optimizing the IT environment with a view to the future. Organizational Structure We are a team of approximately 10 people. The team consists of members with diverse backgrounds, and we work in an open and collaborative atmosphere. Remote Work Approximately two days of remote work per week is possible. Business Trips Domestic and international business trips are required. The frequency is expected to be no more than about once a month. Working Hours Flexible working hours • Core time: None • Overtime: Approximately 10-20 hours per month Job Requirements Required Qualifications * CCNA or equivalent network knowledge and skills * 3+ years of experience in network design, construction, and operation * Knowledge and practical experience of ITIL processes (incident management, problem management, change management, etc.) * Strong communication skills to collaborate smoothly with relevant departments * Japanese: Native level or equivalent to N1 * English: Business level (TOEIC 700 or higher) Preferred Qualifications * Project management experience in IT infrastructure-related projects * Experience in SDN (Software-Defined Networking) construction * Experience working in a global IT environment * Experience collaborating with overseas IT teams Desired Candidate Profile * Ability to proactively communicate with relevant departments and collaborate to solve problems * A proactive attitude towards learning new technologies and knowledge * Ability to think and act independently rather than waiting for instructions * Interest in working in a global environment * Desired Candidate to broaden their knowledge not only in the network domain but also in the entire IT infrastructure Benefits & Perks • Comprehensive social insurance coverage • Commuting allowance • Overtime pay will be paid separately • Retirement allowance system • Various training programs • Qualification acquisition support system • Other benefits as per company regulations Holidays Holiday and leave system based on Saturdays, Sundays, and public holidays. *Due to business requirements, there is a possibility of working on Saturdays and Sundays approximately once a month. Job Contract Period full-time employee