Clausthal University of Technology is a research-intensive university with a strong national and international network. The approximately 80 professors, 1,100 employees and 3,000 students enjoy short distances, personal contact and the fascinating landscape in the middle of the UNESCO World Heritage Harz Mountains. As the largest employer in the region, TU Clausthal is the most important economic factor and offers cultural diversity and internationality. Clausthal University of Technology has committed itself to the guiding theme of the "Circular Economy" throughout the university and pursues the goal of contributing to the development of a sustainable society in the digital age through research, teaching and administration.

Research associate (doctoral student)

is to occupy. The position is limited to three years with the option of an extension.

Within the framework of a new research project, the holder of the position will develop and apply mathematical models for the calculation of compressible and multi-phase flows. The developments shall be based on OpenFOAM. The background is the development of low emission combustion engines for naval applications.  

An above-average degree in engineering (mechanical engineering, process engineering or similar) or physics is required. In addition to a very good knowledge of German, a good command of the English language is desirable. Solid knowledge of fluid mechanics and very good skills in numerical mathematics are required. Ideally you have experience in the use and programming of OpenFOAM. You should be interested in working independently and goal-oriented in an interdisciplinary team. Your responsibilities also include the supervision of diploma and bachelor/master theses.

Besides working on an exciting scientific topic, we offer excellent working and training conditions. The possibility of a doctorate is given. 

Equality with its facets of equal opportunities, diversity and family friendliness is an important concern at Clausthal University of Technology. Priority is given to people with disabilities if they are suitable. Applications from people of all nationalities are welcome.

Please send your application with the usual documents (curriculum vitae, certificates or preliminary grades, internships) by 31. January 2026 at the latest, preferably by e-mail to

Technische Universität Clausthal
Institut für Technische Mechanik
Prof. Dr.-Ing. habil. Gunther Brenner
Adolph-Roemer Straße 2A
38678 Clausthal-Zellerfeld
E-Mail: gunther.brenner@tu-clausthal.de

Please note our information on data protection in the application procedure under "Vacancies" on our homepage: www.tu-clausthal.de/en/university/careers-vocational-training/job-offers