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PhD student in CFD and Machine Learning (22-286-3_8) Monday, 27. June 2022

The Physikalisch-Technische Bundesanstalt (PTB) is the national metrology institute of the Federal Republic of Germany with scientific and technical service tasks. It furthers progress and reliability in metrology for society, the economy and science.


With a starting date as soon as possible, Department 3.5, Explosion Protection in Energy Technology, and Department 8.4, Mathematical Modelling and Data Analysis, are looking for a candidate to fill the following position at our Braunschweig site for a duration of three years:



PhD student in CFD and Machine Learning
Remuneration Group 13 TVöD Bund (85 %) ○ fixed-term contract



Your tasks:

Working Groups 3.51 and 8.41 simulate flows for various metrological applications. Your doctoral research will support both groups with the following tasks:

  • Performing highly-resolved, multidisciplinary CFD simulations using OpenFOAM
  • The prediction of flow profiles through machine learning
  • The simulation of flows relevant to explosion protection
  • Implementing new models in OpenFOAM
  • Publishing and presenting research results in scientific journals and at international conferences



Your profile:

  • You have completed your university studies (master’s or German Diplom) in an engineering discipline, applied mathematics or a similar field and have obtained a “very good” grade.
  • You have a very good knowledge of CFD simulations.
  • Experience of OpenFOAM is of advantage.
  • You have good programming skills (e.g. Python).
  • Ideally, you have knowledge of and experience in machine learning.
  • You have a very good command of both spoken and written English.
  • You are highly motivated and committed.
  • You are a strong team player with excellent communication skills.
  • You are able to work independently and responsibly.
  • You are willing to travel frequently to Berlin, to other parts of Germany and also abroad within the scope of your assignment.



We offer:

  • A position at one of the world’s leading research institutions with an excellent infrastructure
  • Outstanding national and international networking
  • Intensive PhD supervision in an interdisciplinary team
  • Various basic and advanced training opportunities (e.g. via PTB’s program supporting doctoral candidates)
  • Remuneration in accordance with the Collective Bargaining Agreement for the Public Service covering federal employees (Tarifvertrag öffentlicher Dienst Bund – TVöD)
  • Various workplace health and wellness options
  • Good transport connections (bus and bike), job ticket, free parking



For further information with regard to this position, please contact:
Dr. H. Großhans, phone: +49-531 592-3510, email: holger.grosshans(at)ptb.de or
Dr. S. Schmelter, phone: +49-30 3481-7766, email: sonja.schmelter(at)ptb.de.


PTB promotes the professional equality of women and men and is thus especially interested in applications from women.
Within the scope of the official feasibilities, PTB offers flexible part-time work schemes in order to support in particular the compatibility of work and family life.
Disabled persons will be given priority if they have the same occupational aptitude.


Please use our

Alternatively, you can send your application to the following postal address:


Physikalisch-Technische Bundesanstalt
Referat “Personal”
Reference number 22-286-3_8
Bundesallee 100
38116 Braunschweig


Unfortunately, we cannot accept applications sent via email.

Applications can be submitted from 29 April 2022 until 27 June 2022.