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Senior Network Engineer (English & Japanese)

Renesas Electronics Corporation

Renesas Electronics Corporation

IT
Ho Chi Minh City, Vietnam
Posted on Mar 6, 2026

Duties:

• Provide support for day-to-day operational tasks associated with the management of an enterprise network environment in India offices (Bangalore/Hyderabad/Noida), including securing, and operating all facets of LAN, WAN, and WLAN services.

• Installing, configuring, and supporting network equipment including routers, switches, firewalls, and access points.

• Investigate solutions to provide continual system improvements and optimization.

• Troubleshoot, diagnose, analyze, and resolve hardware, software, and other network and performance issues.

• Provide support to remote sites in APAC region (Japan, China, Malaysia) when needed.

• Provide on-site support for site changes when additional resources are required.

• Provide tier-2 escalation support to tickets/issues.

• Manage projects to include development of plans, project schedules, and communication of status updates on project milestones.

• Occasional project-based travel and flexibility to work outside of local business hours.

Qualifications:

• Bachelor's degree in computer engineering, Computer Science, IT Security, or equivalent experience required.

  • Can read and writing in Japanese, and basic Japanese speaking.

• 5+ years' experience supporting enterprise networks.

• Basic knowledge of LAN network operations involving Cisco/Meraki infrastructure and WAN network operations involving next generation FW (Fortigate preferred).

• Experience in working in multi-national companies, and English-speaking environment.

• Experience in working with office network.

• Must be a team player with a desire to learn.

• Able to work effectively with peers in a team environment, while also working in a self-directed manner on multiple tasks and projects.

• Must be organized, process-minded, and deadline and detail-oriented.

• Demonstrate sound troubleshooting methodologies and strong analytical and problem-solving skills.

• Must possess good written and verbal communication skills needed to present to all levels of the organization.

• Ability to work with all levels of staff within and outside of IT and outside the organization.

• Ability to think through problems and visualize solutions.

Preferred Qualifications (Nice to have):

  • Knowledge of security frameworks. Experience in configuration and maintenance of NGFW, sandboxing, and UTM (Fortigate).
  • Understanding WAN architectures, including SD-WAN, site-to-site VPN, and packet switching technologies such as MPLS. Use troubleshooting skills to isolate WAN-related problems and work with service providers on resolution.
  • DNS, IP Domain architecture, and certificate management experience.
  • Facilities planning and installation to include network cabling, power, and cooling.
  • Hands-on experience with design, implementation, configuration, and maintenance of AWS, Azure, and Oracle Cloud.
  • Industry certifications (CCNA, CCNP, CCDP, CCIE, Security+, ITILv4 etc).