RIKEN, Quantum Functional System Research Group

Position ID:RIKEN-Quantum Functional System Research Group-PD [#23109]
Position Title: Seeking Postdoctoral Researchers (W22221)
Position Type:Postdoctoral
Position Location:Wako, Saitama 351-0198, Japan [map] sort by distance
Subject Areas: Physics / Condensed Matter Physics, Experimental Condensed Matter, Quantum Technology
Appl Deadline: (posted 2022/12/20, updated 2022/10/03, listed until 2024/09/30)
Position Description:    


Quantum Functional System Research Group
RIKEN Center for Emergent Matter Science
(Group Director: Seigo Tarucha)

Research Field

Our research group has been studying quantum information processing, quantum state control, and the quantum physical properties (coherence, spin entanglement, etc.) in semiconductor quantum dots. In order to promote a project to develop fundamental principles and technologies of scalable quantum computing with silicon quantum dots. We are now seeking new postdoctoral researcher with experience in experimental expertise on semiconductor quantum devices, semiconductor quantum information, and so on.

Job title and Job description

Job title

Postdoctoral Researcher 3 positions
Postdoctoral Researcher is defined as those with a doctoral degree of 5 years or less.

Job description

Research on characterization of silicon qubit devices, multi-qubit system, and high-fidelity quantum operations, scalable quantum computing.


The candidate should or be expected to possess a doctoral degree in experimental research fields of semiconductor physics, quantum transport, electrical engineering, and quantum information.

Work location

Branch and address

RIKEN Wako (2-1 Hirosawa, Wako, Saitama 351-0198)

Salary and benefits

The following rules do not apply if the appointment is to begin on or after April 1, 2023, in accordance with the open recruitment procedure by RIKEN after October 17, 2022.

"The employee’s period of fixed-term employment cannot exceed 10 years from the initial date of hire (or 10 years from April 1, 2013 for fixed-term employees already at RIKEN prior to this date)."

  1. A one-year fixed-term employment contract, renewable based on evaluation, to a maximum March 31, 2026.
  2. RIKEN may adjust the above maximum period of renewability based on a) the employee’s abilities, work load at the time of contract completion, performance and work attitude and b) 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 65 years.
  3. The employee’s period of fixed-term employment cannot exceed 10 years from the initial date of hire (or 10 years from April 1, 2013 for fixed-term employees already at RIKEN prior to this date).
  4. When the center to which the Employee is affiliated is scheduled for a final review in FY2024 and it is decided that the Employee's research will not be continued, the provision given above for projects of limited duration applies and the Employee's contract will not be renewed for the FY2025 year that would extend employment beyond the center's final fiscal year.
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 290,200 JPY. The monthly base salary and variable salary are subject to change due to amendments to RIKEN regulations.

Discretionary work, commuting and housing allowances will be provided. Social insurance will be applied.

The approximate amount of monthly salary at the time of employment:
The monthly salary including discretionary work allowance at the time of employment for a candidate of Postdoctoral Researcher with 3 years of experience, ability, and achievement after completion of the doctoral course will be approximately 500,000 JPY.

Mandatory membership in the RIKEN Mutual Benefit Society (RIKEN Kyosaikai).

This position falls under the specialized duties discretionary work system; one working day will be calculated as 7 hours and 30 minutes.

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 depending on the month of employment), special paid leave (childcare, family nursing care, etc.), and work life balance holidays (up to 7 days depending on the month of employment).
There are also additional leave systems such as maternity leave, childcare leave, and family nursing care leave.
RIKEN has introduced telework as a temporary and special measure to prevent the spread of COVID-19. You may be asked to work from home according to the instructions of the institute. You can also choose to work from home with the permission of your supervisor.
No smoking on site (designated smoking areas available).
These and other provisions are in accordance with RIKEN regulations.

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 applying for the MEXT Grants-in-Aid for Scientific Research (Kakenhi).

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

Application and required documents

Required documents

  1. Complete CV (WORD 55.4KB)The webpage will open in a new tab. or CV (EXCEL 57.6KB)The webpage will open in a new tab. (with photo and email address)

    *(RIKEN CV) Write the open call ID “W22221”, indicated in the parentheses next to the job title, in open call ID section in the upper right corner of your CV.

  2. List of research achievements and publications
  3. A letter of recommendation from the current supervisor
    (If unavailable, a letter from a substitute reference will be acceptable.)
    It should be addressed to “Director of Center for Emergent Matter Science”.
  4. Major papers up to 3 papers.
  5. Consent form for handling personal information based on GDPR
If you are a resident of the European Economic Area (EEA), you are required to submit the document, "Consent form for handling personal information based on GDPR (PDF 97KB)The webpage will open in a new tab." with your signature.

*You will find detailed information about General Data Protection Regulation (GDPR) on the following website:
Data protection | European CommissionThe webpage will open in a new tab.

How to apply

Application documents should be uploaded through Academic Jobs OnlineThe webpage will open in a new tab..

Note: Application documents will not be returned.


Open until the position is 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. Personal information will not be disclosed, transferred or loaned to a third party under any circumstances without just cause.

Selection process

Application screening, interview and oral presentation by selected applicants

Start of Employment

As early as possible

Contact Information

Quantum Functional System Research Group, RIKEN Center for Emergent Matter Science
Email: sosato [at] riken.jp
For inquiries, please send an email.

Application Materials Required:
Submit the following items online at this website to complete your application:
And anything else requested in the position description.

Further Info: