Laboratory

Extreme Photonics Research Team
RIKEN Center for Advanced Photonics
(Team Director: Eiji J. Takahashi)

Outline of Laboratory

Our team focuses on research into high-intensity ultrashort laser sources and promotes the development of new ultrafast quantum beams and their application research.

Job title and Job description

Job title, available positions

Postdoctoral Researcher: 1 position
Postdoctoral Researcher is defined as those with a doctoral degree for less than 5 years.

Job description

The position focuses on the development of high-average-power laser systems and the experimental study of attosecond science.

The job description may be changed during the contract period or upon contract renewal to the extent described above.

Qualification

The candidate should possess a doctoral degree (or should be expected to obtain a doctoral degree before the starting date) in a research field related to laser science.

Work location

RIKEN Center for Advanced Photonics (2-1 Hirosawa, Wako, Saitama 351-0198)

RIKEN may order the employee to change work locations, if necessary.

Salary and benefits

• 1.A one-year fixed-term employment contract, renewable based on evaluation, to a maximum of 5 years of employment.
• 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 70 years.

In principle, the first two months of employment are 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.
Discretionary work, commuting and housing allowances will be provided. Social insurance will be applied.

The approximate amount of salary at the time of employment:
The total amount of monthly discretionary work allowance and monthly salary at the time of hiring will be 367,925 JPY or more.

RIKEN has a telecommuting system, but this position requires attendance at the work location. Therefore, the telecommuting system is not available for this position, in principle.

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 (caring for a sick child, 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.
Smoking is entirely prohibited on site.
These and other provisions are in accordance with RIKEN regulations.
Mandatory membership in the RIKEN Mutual Benefit Society (RIKEN Kyosaikai).

*Eligible to apply for the MEXT Grants-in-Aid for Scientific Research (Kakenhi).

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.

The Wako Campus has an on-site daycare, RIKEN Kids Wako. For details, please send an email to kids@riken.jp.

Application and required documents

Required documents

• 1.Complete CV or CV
  • *Write the RIKEN job ad number “25-1571”, indicated in the parentheses next to the job title, in the RIKEN job ad number section in the upper right corner of your CV.
• 2.List of research achievement and publications
  (including ResearcherID or Google Scholar ID, if available)
• 3.A letter of recommendation from the current supervisor (If unavailable, a letter from a substitute reference will be acceptable.) *Please specify the referee’s contact information (Name, affiliation, job title, phone number, and email address)
• 4.Brief description of previous research and future research plans (within two A4-size pages)
• 5.Copies of your major papers (within 3 sets)
• 6.Consent form for handling personal information based on GDPR/UK GDPR
  If you are a resident of the European Economic Area (EEA) or the UK, you are required to sign and submit the document, “Consent form for handling personal information based on Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation) and the United Kingdom General Data Protection Regulation.”
  • *For residents of the EEA, you will find detailed information about the General Data Protection Regulation (GDPR) on the following website:
    Data protection | European Commission
  • *For residents of the UK, you will find detailed information about Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data (United Kingdom General Data Protection Regulation) on the following website:
    The UK GDPR | Information Commissioner’s Office

How to apply

The above documents except the letter of recommendation combined into a single ZIP file should be uploaded to the following link:

For Postdoctoral Researche position, Xphot, RIKEN Center for Advanced Photonics

The file name of the ZIP should contain your contact email address.
After you uploaded the ZIP file, please let us (the e-mail address at contact information below) know the file name of the uploaded file.

Letter of recommendation must be directly submitted from the referees to the following link with the file name "Extreme Photonics Research Team, Postdoctoral Researcher [applicant's name] (Letter of recommendation)". Please specify the applicant's name, referee's name and contact information in the letter of recommendation.

For Postdoctoral Researche position, Xphot, RIKEN Center for Advanced Photonics

After the referees uploaded the recommendation letter, please let us (ejtak@riken.jp) know the file name of the uploaded file.
If a confirmation email is not received within 7 days after submission, please contact the e-mail address at contact information below.

Note: All the submitted documents will not be returned.

Deadline

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 at RIKEN. 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

Notification of hiring decision

The notification of hiring decision (conditional offer of employment) regarding this selection shall be carried out through the presentation of an Employment Contract or a Conditional Offer of Employment issued by RIKEN.

Start of Employment

As early as possible

Remarks

Updated as of Nov. 1, 2025:　"Laboratory"

Contact Information

Extreme Photonics Research Team, RIKEN Center for Advanced Photonics
Email: ejtak@riken.jp
For inquiries, please send an email.