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Herakles Pharma

Assistant scientist DSP

Job Category: Research & Development / Lab
Procedure: Detachering
Jobs ID:#732
Publication date:11-02-2019

Assistant scientist DSP

The organization

Janssen Vaccines is committed to developing first-in-class or best-in-class vaccines for some of the world’s most life-threatening infectious diseases. We have built a dedicated, world-class, multi-functional team across a variety of disciplines to develop a promising vaccines pipeline. In Leiden, we have a workforce of 700 scientists and support staff, 45% of our employees has a nationality other than Dutch with over 20 nationalities represented. We partner with many of the world’s leading experts, academic and clinical institutions and other pharmaceutical companies for the development of vaccines against, for example, Ebola and HIV. In our organization entrepreneurial people are working in a dynamic culture in which innovation and a ‘can do’ state of mind are the central points. In order to strengthen our team we are continuously looking for enthusiastic, talented people who have the ambition to develop themselves and can be of value to Janssen Vaccines. Process development consists of a USP and a DSP department and is responsible for the development of scalable, pharmaceutical-grade production processes for viral vaccines using mammalian cell lines as a production platform. Novel technologies are used to make sure that the processes are safe, reliable, scalable and cost-effective, so that the vaccines can be produced in large quantities at low costs. The developed production processes are transferred into GMP production facilities for the production of clinical batches and scaled-up for commercial production. All activities are performed in close collaboration with other departments.

The Position

We are looking for a motivated Assistent Scientist or Engineer within the field of downstream process development (DSP). Under limited supervision, but as part of a team you will plan, prepare and execute scientific studies. Typical unit operations include filtration, chromatography and UF/DF. Experiments may be performed on pilot scale or in reduced-scale models. Role is hands-on labwork with 50% routine within a development environment.


You have a BSc degree, you work accurately and you are a team player with excellent communicational skills. You have to be in possesion of a Dutch working permit.


Application deadline February 13th.

More information

For more information about the Assistant scientist DSP? Please contact Leonie Koomen at or 06-1051 83 23.

More information
Leonie Koomen Recruiter 06-10518323