University PhD assistant in exoplanetary atmosphere simulations

At the University of Vienna, over 10,000 people work together on the big questions of the future. Approximately 7,500 of them are academic staff members. These are individuals who, with their curiosity and their continuous pursuit of excellence, engage in international cutting-edge research and teaching. With us, you will also find space to unfold your potential. We are looking for a


University PhD assistant in exoplanetary atmosphere simulations 

53 Faculty of Earth Sciences, Geography and Astronomy  

Job vacancy starting: 09/15/2024  | Working hours:  30.00  | Classification CBA: §48 VwGr. B1 Grundstufe (praedoc) 

Limited contract: 36 Months

Job ID: 2514

The Department of Astrophysics with currently around 100 members is part of the Faculty of Earth Sciences, Geography and Astronomy at the University of Vienna.


Your working place:


We are looking for a highly motivated and talented PhD researcher. You will work in the Star and Planet Formation group of Manuel Güdel in the field of planetary atmospheres and their evolution and collaborate closely with the exoplanetary atmospheres group of Sudeshna Boro Saikia in the same department. You will also join the Vienna International School of Earth and Space Sciences (VISESS).

The position is nominally set for three (3) years, start date preferably in September/October 2024, earliest possible start: 09/15/2024.

Your future tasks:

You actively participate in research and some teaching activities, which means:

  • You are involved in research on exoplanetary atmospheres. You will perform simulations of upper atmospheres of exoplanets and their loss into space, contribute to the further development of corresponding simulation code including chemical networks and link it to atmospheric retrieval
  • We expect you to finalize your dissertation agreement within 12-18 months
  • You work on your dissertation and its completion at the end of 3 years
  • You will be an active member of the "Vienna International School of Earth and Space Sciences"
  • You hold courses independently within the scope of the provisions of the collective bargaining agreement.

Your profile:

  • Completed Master's degree or Diploma, in the field astrophysics or physics
  • Basic knowledge of astrophysics
  • Programming skills (Fortran is the main language of the project; Python, C, or C++ beneficial)
  • Excellent command of written and spoken English
  • Excellent abilities to work in a team and excellent communication skills

What we offer:

Inspiring working atmosphere: You will have the opportunity to work within a dedicated team on forefront science, while profiting from the international environment in the Department of Astrophysics ( We have privileged access to the Vienna Scientific Cluster (VSC; super-computing facility. As a member state of ESO ( and ESA (, Austria has access to their first-class observing facilities. 

Good public transport connections: Your working place, the University Observatory, is located in the middle of the natural monument Observatory Park in the lively city of Vienna with outstanding public transport.

Work-life balance: Our employees enjoy flexible working hours. Upon agreement, hybrid working hours within Austria might be possible up to a certain extent.

Internal further training & Coaching: Opportunity to deepen your skills on an ongoing basis. There are over 600 courses to choose from – free of charge.

Fair salary: A basic gross salary of EUR 3,578.80 (on a 40h/week basis) per month, 14 times a year.

Equal opportunities for everyone: We look forward to diverse personalities in the team!

The employment duration is 3 years. Initially limited to 1.5 years, the employment relationship is automatically extended to 3 years if the employer does not terminate it within the first 12 months by submitting a non-extension declaration.


Are you interested?

Please prepare your application, as follows:

  • a motivation letter (max. one page)
  • a curriculum vitae with a list of publications and presentations (max. two pages)
  • name, affiliation, and email address of at least two referees (which will be contacted directly after the application deadline)
  • bachelor's and master's diploma and transcripts.

If you have any questions, please contact:

Manuel Güdel


We look forward to new personalities in our team! 
The University of Vienna has an anti-discriminatory employment policy and attaches great importance to equal opportunities, the advancement of women and diversity. We lay special emphasis on increasing the number of women in academic positions among the academic and general university staff and therefore expressly encourage qualified women to apply. Given equal qualifications, preference will be given to female candidates.


University of Vienna. Space for personalities. Since 1365.


Data protection
​Application deadline: 07/30/2024 

Prae Doc