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Rakuten

Hardware Engineer, Cloud Hardware Engineering Group -Cloud Infrastructure Section (RMI Cloud Platform Dep)

Tokyo, Japan

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hirly's read of this role

Seniority
Mid level
Country
JP
Work mode
On-site / unstated
First seen by hirly
26 Oct 2026

Derived automatically from the posting. Upload your resume above to see how the role scores against it.

the posting

Job Description:

About Organization

  • Cloud Platform Department has the mission provisioning Rakuten Mobile's virtualized Cloud infrastructure.
  • Especially, Cloud Infrastructure Section is responsible for designing, developing, deploying and supporting operation of hardware platform for core datacenter of Rakuten Mobile's virtual network with vendors. Hardware engineering, design, deployment and maintenance can be processed in the team all at once on the world's first large scale production virtualized mobile network architecture. And also many activities to follow the advanced technology on general purpose server HW can be taken in parallel widely and that is the fascinate points the team can provide on the position.

Cloud Hardware Engineering Group is responsible to perform designing, developing, deploying and supporting operation of hardware platform for core datacenter, widely, flexibly and efficiently.

  • The purpose, goals, and reasons for hiring for this position are as follows:
  • Purpose:
  • To enhance the team's design and development capabilities by hiring engineers with specialized knowledge and skills.
  • Goals:
  • To hire engineers with specialized knowledge and skills in the design and development of cloud infrastructure hardware.
  • Reasons:
  • - The need for engineers with specialized knowledge and skills to keep up with next-generation technologies.
  • - To improve the team's capabilities and productivity by hiring exceptional engineers and promote efficient project execution.
  • - To contribute to the overall organizational goals by hiring talent that aligns with the team's vision and objectives.

Job Duties

  • This position is responsible for below.
  • (1) Define server HW specification, research new technology
  • (2) Server HW, parts evaluation(BMC, network, storage and CPU)
  • (3) Support production server HW deployment
  • (4) Support production server HW hand over to operation team
  • (5) Support production server HW operation
  • (6) Handle server HW related issue investigation, identify the root cause, apply preventive action and support replacement and repair if some individual failure occurred
  • (7) Vendor communication in above area

Work Environment

  • The team is responsible for the design, construction, and operation of server hardware that constitutes the cloud infrastructure.
  • As a part of the department in the division, to be joined the team as a member of a 100-person organization, working alongside other departments such as virtualization infrastructure, networking, field engineering, data center operations management, and project management. HW PCB Design & Engineering, Data Center Engineer, etc. Test servers in lab.

Minimum Qualifications

  • ・Knowledge in server and component design, and 5+ year experience in that area.
  • And also to have at least one of the following experience or skill.
  • ・Knowledge in Linux OS and device driver.
  • ・Experience in developing tool by shell script or Python.

Preferred Qualifications

  • ・Experience in log analysis and trouble shooting
  • ・Programming in C language
  • ・Knowledge in low power design (e.g. BIOS configuration)
  • ・Experience in server benchmarking
  • ・Knowledge in cloud platform, such as OpenStack, Docker and Kubernetes

Languages:

English (Overall - 2 - Intermediate), Japanese (Overall - 2 - Intermediate)

Original posting on Rakuten's site ↗

Listed on hirly, a job board. hirly is not the employer: Rakuten is hiring for this role.

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