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Seeking a Deputy Director (K24015)


Quantum-HPC Hybrid Platform Division,
RIKEN Center for Computational Science

Research Field

RIKEN Center for Computational Science (R-CCS), led by Center Director Satoshi Matsuoka, is an international hub for computational science that promotes “science of computing, by computing, and for computing.” R-CSS positions the technology in which RIKEN has strengths (R-CCS technology) and the software developed by RIKEN that contributes to science, technology, industry, and society (R-CCS software) as its “core competence in computational science driving science as a whole.” R-CCS aims to develop these technologies, disseminate them domestically and internationally, and produce results. In addition, R-CCS utilizes its expertise to operate the supercomputer Fugaku, developed as Japan's national project, in accordance with relevant ordinances.

The Quantum-HPC Hybrid Platform Division, with the help of external funding and other resources, is working on the establishment of a Quantum-HPC Hybrid Platform, which will be a new computational infrastructure for extending computational possibilities by advanced integration of quantum computers (QCs) and supercomputers (HPCs) under the Transformative Research Innovation Platform of RIKEN platforms (TRIP) project being promoted by RIKEN. The project includes the development of software stacks necessary for the establishment of the Quantum-HPC Hybrid Platform and the improvement of the usage environment for the quantum HPC platform.

Quantum-HPC Hybrid Platform Division has three units as follows.

Job title and Job description

Job title and number of positions

Deputy Director / 1 person (full-time/fixed-term)

Job description

General management of the Quantum-HPC Hybrid Platform Division and promotion of projects supported by external funding. Detailed descriptions are as follows.

  • Management of the project budget and on-going status, and promotion of PR, etc.
  • Management of computing resources for quantum computers and HPC (including institutional design, etc.).
  • Coordination with universities, research institutes, and companies for the development and utilization of the Quantum HPC Hybrid Platform (including coordination in response to requests for quantum algorithm/application development, etc.).
  • Providing guidance, advice, and coordination for research and development related to quantum HPC hybrid computing.
  • Other matters necessary for the operation of the Quantum HPC Hybrid Platform Division and the promotion of projects supported by external funding.

Also, including the duties necessary to promote collaboration and cooperation with other centers within RIKEN.

Duties will be determined on a case-by-case basis based on the experience and aptitude of the applicant (successful candidate).

Any changes in duties during the contract period or at the time of contract renewal will be within the scope of the above job description.


The applicant must have a PhD degree or equivalent and have sufficient management skills to assist the Director of the Quantum-HPC Hybrid Platform Division and manage the division well.
They should not only have an understanding of supercomputers (or quantum computers), but also be interested in the construction of the Quantum HPC Hybrid Platform, which will be a new computational resource, and be willing to cooperate with the developers and users of the Quantum HPC Hybrid Platform, and to understand the significance of the common infrastructure that supports the expansion of the computable domain from a long-term perspective while being enthusiastic about their work. In addition, the applicant should possess the cooperativeness and communication skills necessary to carry out the work. The field of research in which the applicant has been engaged and the content of research and development results are not considered.

Work location

RIKEN Center for Computational Science (South Area, Kobe Campus),
7-1-26, Minatojima-minamimachi, Chuo-ku, Kobe, 650-0047 JAPAN
R-CCS Tokyo office
Nihonbashi 1-chome Mitsui Building, 15th floor
1-4-1 Nihonbashi, Chuo-ku, Tokyo, 103-0027, JAPAN
R-CCS Wako Branch (Wako Campus)
2-1, Hrosawa, Wako, Saitama, 351-0198, JAPAN

Work location is to be adjusted according to the content of the R&D to be conducted, etc.

RIKEN has implemented a work-from-home system. Employees can work from home in accordance with the prescribed procedures. Employees may be transferred to other locations when necessary to perform duties, in accordance with relevant regulations.

Salary and benefits

  • 1.One-year fixed-term employment contract for a full-time management position. Renewable based on evaluation, up to seven years from the initial date of hire.
  • 2.RIKEN may adjust the above maximum period of renewability based on the employee's abilities, workload at the time of contract completion, performance and work attitude; and the continuation of the employee's center, laboratory or project and RIKEN's management situation and budget at the time. In principle, employment contracts will not be renewed for individuals older than 70 years.

RIKEN hires personnel through open calls for indefinite-term positions with a mandatory retirement age of 61 (applicable for fiscal year 2024) and offers a subsequent re-employment program allowing hiring until age of 65. Any scientists at RIKEN, including fixed-term Deputy Directors, are eligible to apply to open calls for indefinite-term positions.

In principle, the first two months of employment is considered a trial period.
Salary will be an annual salary based on experience, ability, and performance, and will consist of a base salary and a variable salary. The variable salary will be determined each fiscal year based on experience, ability, and performance. The monthly base salary is 611,700 JPY as of April 1, 2024. The monthly base salary and variable salary are subject to change due to amendments to RIKEN regulations.
Commuting and housing allowances will be provided. Social insurance will be applied.

The approximate amount of annual salary at the time of employment:
The monthly annual salary at the time of employment will start from 611,700 JPY or higher for this position, with additions based on performance and experience. The monthly annual salary (base salary plus variable salary) at the time of employment for a person with about 20 years of experience, ability, and achievement after completion of the doctoral program will be about 810,000 JPY.

Mandatory membership in the RIKEN Mutual Benefit Society (RIKEN Kyosaikai).
Work hours: 9:00 to 17:20 (lunch break 12:00 to 12:50). However, the employee may change starting and finishing times at their own discretion if it does not interfere with work performance.
Days off include public holidays, New Year's holidays (Dec. 29 - Jan 3), and RIKEN Foundation Day.

Paid leave includes annual paid leave (up to 20 days per year depending on the month of employment), special paid leave (childcare, family nursing care, etc.), and work-life balance holidays (up to 7 days per year depending on the month of employment).
There are also additional leave systems such as maternity leave, childcare leave, and family nursing care leave.
No smoking on site.
These and other provisions are in accordance with RIKEN regulations.

The Kobe Branch has an on-site daycare, Po-I Kids Kobe.
For details, please send an email to the HR at kobe-kosei [at] riken.jp.

The Wako Campus has an on-site daycare, RIKEN Kids Wako.
For details, please send an email to the Wako HR at kids [at] riken.jp.

RIKEN is actively undertaking initiatives to promote gender equality and diversity, and moving forward with the establishment of a diverse and vibrant research environment. If multiple candidates are found to have the same aptitude following a fair assessment, active efforts will be made to recruit female candidates.

Also, eligible for an exemption from repayment for category 1 scholarship loans provided by the Japan Student Services Organization before fiscal year 2003, and eligible to apply for the MEXT Grants-in-Aid for Scientific Research (Kakenhi).

Application and required documents

Please prepare the following documents in English (Only recommendation letters may be either in English or in Japanese).

Documents to be submitted

  • 1.CV
    There is no format specified for the CV, but it must include the following information: name, nationality, date of birth, educational background and employment history, including current affiliation and address of affiliation, and the applicant's email address to be used for contact information.
  • 2.Work experience
    If you have any experience supervising supercomputers, quantum computers, large-scale data centers, or software development, please specify and describe in detail.
  • 3.Work history and research and development achievement list
    Explain your overall work history. If you have engaged in research and development, attach lists of papers (divided by original papers, reviews, and others), patents, invited talks, etc. Please also include quantitative measures for evaluation, such as the Google Scholar citation index, whenever possible.
    Note: When attaching the lists of papers, submit copies of up to five major papers (Please mark the major papers in the list of research achievements.) If the original papers are not in PDF format, scan the papers and save them as PDF documents for submission.
  • 4.List of competitive funds acquired, awards received, and other achievements
    Include contributions to university/institution operations, contributions to society through activities in academic societies, joint research projects, technology transfers, etc.
  • 5.Resolutions for the job position (no more than two A4 pages)
  • 6.Recommendation letters from two persons who can evaluate your work
    • One recommendation letter should be written by the applicant's current supervisor. If this is difficult to provide, a recommendation letter written by a third party may be accepted.
    • If the applicant currently works for RIKEN, recommendation letters should be written by a person outside of RIKEN.
    • Both recommendation letters should not come from the same institution.
    • There is no specific format, but recommendation letters must be sent directly by the referees and meet the following conditions
      • *PDF format
      • *A recommendation letter must have a written date and signature or stamp. Digital signature/stamp image should be embedded in the recommendation letters within the PDF file. Or please specify the referee's contact information (name, affiliation, job title, phone number, and email address) in the letter if omitting the signature or stamp.
      • *The letters should be addressed to the President of RIKEN.
  • 7.Consent form for handling personal information based on GDPR

How to apply

  • Combine the above documents except the recommendation letters into a single PDF file and upload the file to the following link:
    R-CCS-K24015_Applications for Deputy Director of the Quantum-HPC Hybrid Platform Division
  • The file name of the PDF should contain the job ad number "R-CCS-K24015, Quantum-HPC Hybrid Platform Division" and the applicant's name.
  • After you upload the PDF file, please make sure to let us (kobe-jobs[at]riken.jp) know the name of the uploaded file.
  • Please make the email subject line: "Your Name_R-CCS-K24015 Deputy Director of the Quantum-HPC Hybrid Platform Division application documents"
  • Recommendation letters must be directly submitted from the referees to the website mentioned above with the subject line " R-CCS-K24015(Applicant's Name) recommendation letter for the Quantum-HPC Hybrid Platform Division Deputy Director Application”. Please specify the applicant's name, referee's name and contact information in the body of the email.
  • If a confirmation email is not received within 7 days after submission, please contact: kobe-jobs [at] riken.jp

Please note that application documents will not be returned.


Applications will be accepted until the positions are filled.

Handling Personal Data

Submitted documents are strictly protected under the RIKEN Privacy Policy and will be used only for the purpose of applicant screening at RIKEN. Personal information will not be disclosed, transferred or loaned to a third party under any circumstances without just cause.

Selection process

We will conduct the screening procedures upon receipt of the applications. We will notify all applicants regardless of acceptance or rejection, but only selected candidates will move on to the interview process. Please understand that we cannot respond to inquiries about the selection results.

Start of Employment

At the earliest opportunity (subject to negotiation)


RIKEN actively utilizes a telecommuting system. Employees can work from home if they get permission from their supervisor. Please contact r-ccs-kikaku [at] ml.riken.jp for more information. In principle, submitted application documents will not be returned.

Contact Information

For inquiries on this open position, please contact the person named below by email:
Division Director, Sato Mitsuhisa, Quantum-HPC Hybrid Platform Division, R-CCS
Email: msato [at] riken.jp