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Job advertisement Postdoctoral Researcher in Marine Seismology Research Group, Subduction Dynamics Research Center (SDR), Research Institute for Marine Geodynamics (IMG)

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Postdoctoral Researcher in Marine Seismology Research Group, Subduction Dynamics Research Center (SDR), Research Institute for Marine Geodynamics (IMG)

Postdoctoral Researcher in Marine Seismology Research Group, Subduction Dynamics Research Center (SDR), Research Institute for Marine Geodynamics (IMG)


Japan Agency for Marine-Earth Science and Technology (JAMSTEC)

Japan Agency for Marine-Earth Science and Technology (JAMSTEC) has the main objective to contribute to the advancement of academic research in addition to the improvement of marine science and technology by proceeding the fundamental research and development on marine, and the cooperative activities on the academic research related to the Ocean for the benefit of the peace and human welfare.


Yokohama, Kanagawa, Japan


Full time


Annual salary (paid in 1/12 equal monthly payments) JPY 5,250,000 *There is no raise. *Bonus and retirement allowance are included in the annual salary.

Required education

Application deadline
2 July 2021

4 June 2021

Job description

Recruiting Department
Marine Seismology Research Group, Subduction Dynamics Research Center (SDR), Research Institute for Marine Geodynamics (IMG)

Job Description
We are soliciting applications for a Postdoctoral Researcher who will work on the cooperative research project between JAMSTEC and a private company titled, “Seismic imaging of submarine volcanoes in the coastal area (FY2021-2023, P.I.: Shuichi Kodaira)”. The successful applicant will engage in the following research and development initiatives.

[Research Description]
The Marine Seismology Research Group, SDR, IMG, conducts seismic structure studies using the marine seismic exploration systems of JAMSTEC, such as ocean bottom seismometers, a hydrophone streamer cable, and controlled seismic sources, to contribute to a better understanding of the seismogenic zones and volcanoes around Japan and the western Pacific.

We invite applicants for the position of Postdoctoral Researcher who will be involved in seismic imaging studies in the coastal region to contribute to evaluation of the seismic and volcanic hazards. The successful applicant will be expected to engage in the following work through active collaboration with specialists from IMG and other domestic and foreign institutes.

1) Development of seismic imaging techniques using a densely observed wavefield, such as waveform inversion and reverse-time migration, to obtain detailed seismic structures, including seismic velocities, attenuations, and reflection profiles.

2) Application of the developed methods to numerical simulation and actual datasets to demonstrate the efficacy of the methods and interpret the imaging results.

3) Presenting the results of the research and development at academic conferences and publishing them as peer-reviewed papers.

[Relevant Research Fields]
Seismology, Exploration seismology, Volcanology, Information Science, Geology, Petrology, Solid earth science, Earth material science

Job Type
Postdoctoral Researcher: To contribute to the project, a Postdoctoral Researcher should be able to independently conduct the research subject which is authorized by the Project under direction of a leader, and to be appointed to improve his/her research qualities.

*There may be a change in affiliation in the case of reorganization of the Agency.

Work Place
Japan Agency for Marine-Earth Science and Technology (JAMSTEC)
Yokohama Institute for Earth Science,
3173-25 Showa-machi, Kanazawa-ku, Yokohama-city,
Kanagawa, 236-0001, JAPAN

Working Conditions & Contract Period
(1) Number of positions:
1 position for a Postdoctoral Researcher

(2) Type of contract:
Fixed-term employee

(3) Working Hours:
Discretionary labor system

(4) Contract Period:
Total period will be terminated on March 31, 2024 after two contract renewals. *First contract period is from October 1, 2021 to March 31, 2022. *Effective date of employment is negotiable. However it might be changed due to the influence of COVID-19 expansion. *Contract period can be renewed depending on the performance and working attitude of the successful applicant. *Contract period might change due to budget constraints of the project. *In accordance with JAMSTEC bylaws, on reaching the age of 65 during an employed fiscal year, the contract period will expire at the end of the same fiscal year. This bylaw may change. *This position is a non-tenure-track, fixed-term employee position.

Terms of Employment
(1) Upon appointment, the successful applicant will receive relocation allowances in accordance with JAMSTEC bylaws.
(2) Allowance for commuting expenses will be provided.
(3) Employee and JAMSTEC will share the premiums for social insurance and labor insurance in the proportion specified by current statute.
(4) JAMSTEC employee cooperative provides various subsidies for mutual aid and welfare services.
(5) Housing lease service is not available.
(6) Holidays and vacations: Saturdays, Sundays, public holidays, year-end, and New Year’s holidays. Annual vacations with pay, special vacations, leave of absence to care for a family member, and maternity leave are provided.

(1) Submitted documents will be managed safely according to strict rules. Personal information received during the recruiting process will be used only for recruitment screening and appointment procedures and not for any other purposes.
(2) Successful applicant should submit a certificate documenting his/her health upon appointment.
(3) Please kindly inform us in case of withdrawal of your application by E-mail.
(4) Above conditions may be changed at the discretion of the agency.
(5) For non-Japanese speakers, the interview and daily work will be conducted in English.

Diversity and Inclusion
In our quest to perform state-of-the-art research and develop scientific and technological innovations based on diverse values, JAMSTEC not only actively recruits women based on gender equality but also strives to create a work environment in which individuality is respected regardless of nationality, race, gender, self-recognition, age, or the presence or absence of disabilities.
In response to the diverse needs of our employees, we will also promote more flexible work styles and environments, including shorter working hours and opportunities for discretionary work.

How to apply

Application Procedure
(1) Required documents *Please ensure that you submit all required documents and that all documents are fully completed.

a) CV. Valid E-mail and home address must be provided. *Please include contact information for one reference who is a senior research scientist; he/she should not be an employee or a Visiting Researcher of JAMSTEC.
The reference person will be required to submit a letter of recommendation for the selected applicant directly to JAMSTEC, by E-mail, after screening of documents.
b) Summary of your research (1 page)
c) Research plan for the project (1 page)
d) Publication (achievement) list including thesis titles. *Please list publications in refereed (peer-reviewed) journals separately from unrefereed publications. *Include DOI codes if available.
e) List of competitive research funds awarded to the applicant. *If you have not been awarded any, include “none” in the list.
f) Two (or fewer) representative publications in PDF formats.

(2) Submission:
The required documents must be sent by E-mail and should reach JAMSTEC on or before the closing date. *All files must be converted to PDF format. E-mail attachments can be up to 25 MB. Please include “SDR CGP21-002” in the subject line.

(3) Interview and appointment
Applicants will be selected based on submitted application material, followed by an interview. *Web-based online interviews by Zoom are expected basically due to the influence of COVID-19 expansion.

Closing Date
July 2, 2021 at 13:00 in Japan time (The application documents must arrive at JAMSTEC by this date.)

Contact (application documents must be sent to this address)
Human Resources Section, Human Resources Dept., JAMSTEC
TEL: +81-45-778-5811
(E-mail: recruit-app[at] *Please replace [at] with @ when addressing E-mails. *For inquiries by E-mail, please include “SDR CGP21-002” in the subject line.