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Research Assistant at the Department of Surgery

Specialty
General surgery

Charite Kampagne 1350x900 5 Entdeckung 1
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Work time
part-time

Start date
Zum nächstmöglichen Zeitpunkt

Employment period
limited

Application deadline
30.04.2026

Deployment location Charité
Campus Virchow-Klinikum, Wedding

Jobcode
7170

Salary group
E13

 

Working at Charité

Experimental Surgery is a vibrant and interdisciplinary lab at department of Surgery, Charité Universitätsmedizin, Berlin, with a focus on areas ranging from regenerative medicine and transplantation to oncology and digital surgery. The lab offers dynamic and interdisciplinary research environment with international partners, state-of-the-art facilities and numerous opportunities for professional growth and development.

This position is part of a joint research grant and an ongoing collaboration between Dr. Muhammad Imtiaz Ashraf (Charité Universitätsmedizin, Berlin) and Prof. Stefan Tullius (Brigham and Women's Hospital, Harvard, Boston). You will thus benefit from the outstanding partnership between world leading institutions, providing opportunities for networking, international collaboration and joint publications. 

Overview of the position

You will join an exciting research project, which aims to improve utilization and outcome of old organs for transplantation.

  • You investigate whether ex-vivo perfusion of aged kidneys with senolytics effectively removes senescent cells
  • You delineate the effects of senescent cell removal on immunogenicity, organ quality, and transplant outcomes using a mouse kidney transplantation model
  • You will be involved in experiments utilizing ex-vivo machine perfusion of the aged mouse kidneys with Senolytics
  • You carry out perform perfusate analysis for products released by senescent cells and senolysis
  • In addition, you will conduct histopathological, functional inflammatory analysis of the transplanted mouse kidneys following ex vivo perfusion
  • According to § 110 (4), sentence 3, the BerlHG provides for a reasonable amount of time within working hours for research assistants to pursue their own further scientific qualification

What we are looking for

We are seeking a highly motivated and talented candidate with

  • Master’s or PhD degree in biology, pharmacy, medicine or a related field
  • Experience in bioanalytical methods such as High-Performance Liquid Chromatography (HPLC), Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
  • Experience in animal experimentation is a plus, but not mandatory
  • Good communication skills in English, both written and spoken
  • Strong analytical skills, with the ability to work both independently and as part of a team 

Charité offers you

  • The opportunity to pursue a PhD within Charité’s structured and supportive PhD program, with multiple degree options including PhD, MD/PhD, Dr. med. and Dr. rer. medic.
  • Close mentorship from leading experts in solid organ transplantation, immunology and regenerative medicine, ensuring hands-on guidance and career development
  • Access to state-of-the-art infrastructure, core facilities and vibrant network of international collaborators
  • Charité is certified as a family-friendly university and employer since 2007 - You may find further information here

Information regarding the position

  • Paygrade E13 according to TVöD VKA-K. Your job grade depends on your job qualification whereas the experience level depends on the number of working years. The yearly gross salary is hereby provided based on a full time position excluding yearly bonus and additional pay. You may find further information here
  • Working hours are part-time with up to 20 hours per week
  • The position is limited until 31.03.2027, as it is tied to the project duration (extension possible)
  • 30 days of paid vacation per year
  • The application period ends on:
  • Position ID: 7170

Application

 

Everyone is welcome at the Charité, regardless of age, religion, gender, gender identity, sexual orientation, nationality, disability, ethnic or social background. We are committed to equal opportunities and inclusion.

For data protection reasons, we only accept applications via our application portal. The contact details provided below are intended solely for inquiries.

Apply now

If you have questions, please contact:

Dr. Muhammad Imtiaz Ashraf (muhammad-imtiaz.ashraf@charite.de)

More information

Data protection information

The Charité would like to point out that personal data is stored and processed at various locations at the Charité premises (e.g. specialty department, personnel representatives, HR department) as part of and for the purposes of the application process. Furthermore, the data may be transferred or processed within the group and to external bodies (e.g. authorities) to protect legitimate interests. By submitting your application, you agree to our data protection policy and terms of use for application procedures, which you can find here.

Additional information

Charité – Universitätsmedizin Berlin makes its personnel decisions based on suitability, ability and professional performance. The Charité aims to increase the proportion of women in management positions and therefore strongly encourages women to apply. Women with equivalent qualifications will be given priority within the scope of legal possibilities. Applications from people with a migration background who meet the recruitment requirements are expressly encouraged. Severely disabled applicants with equal qualifications will be given preference. A police good-conduct certificate, in some cases an extended good-conduct certificate, is required at the time of recruitment. Unfortunately, application documents can be returned only if a sufficiently stamped envelope is enclosed. Any incurred travel expenses cannot be reimbursed.