Job Properties
  • Job Type
    Full-time Position
  • Background
    Biotech and Agricultural
    Medical and Healthcare
    Other Science and Tech
  • Languages
  • Experience Required
  • Degree Required
    • Province
      Postcode 2312 in Leiden
    • Date Posted
      November 16,2020
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    Assistant Scientist Release and Stability (Yacht Life Sciences)

    Janssen Vaccines & Prevention, one of the Janssen Pharmaceutical Companies of Johnson & Johnson, is dedicated to bringing meaningful innovation to global health. Their teams focus on the discovery, development, manufacture and marketing of vaccines to protect people worldwide from infectious diseases.

    In their organization, entrepreneurial people are working in a dynamic culture in which innovation and a 'can do' state of mind are the central points. They are continuously looking for enthusiastic, talented people who have the ambition to develop themselves and can be of value to Janssen. The offices of Janssen Vaccines & Prevention are located in Leiden.

    Yacht Life Sciences has a vacancy for an Assistant Scientist Release and Stability to work for Janssen Vaccines and Prevention in Leiden.


    The QCD labs group is part of the Analytical Development Department of the Pharmaceutical and Analytical Development sector. Overall, the QCD Labs unit consist of 6 sub-teams (Raw-Materials, Sample Management, Cell Culture, Microbiology, Coordination and Release and Stability) and is responsible for release and stability testing as well as the corresponding reporting of Janssen’s virus and antibody products for use in clinical trials and the analytical support of the pilot plant activities.

    Job description:

    Based on formation plan and the needs within the QCD Labs organization, we are looking for a motivated Assistant Scientist who enjoys working in a multidisciplinary environment.

    Main tasks of the Assistant Scientist are:

    • Taking part on all activities related to Release and Stability testing of cGMP TOX and clinical batches of Biopharmaceutical products: Vaccines.
    • Ensuring that a high level of Quality is maintained in the department.
    • Performing assays like ELISAs or Western Blots with a ‘first time right attitude’.
    • Working precisely and on time data delivery with expected quality. (Perform assay, assay review and training).
    • Accurate completion of documentation such as assay run sheets (ARS), laboratory notebooks and logbooks.
    • Actively participate in setting up documentation to ensure compliance.
    • Participate in continuous improvement projects that progresses the department in quality, EHS and efficiency gain.
    • Becoming assay responsible person for an assay performed within the team, including updating of test instructions for GMP assays.

    • Bachelor (HBO) degree level
    • > 2 years cGMP experience in the Pharmaceutical industry.
    • Experience with ELISA and Western Blot
    • You have a good communication skills in English, written and spoken


    We offer a challenging position which allows you to work in a dynamic and international environment, ensuring diversity in your work and creating plenty of opportunities for personal development. This concerns a full-time secondment contract for 1 year (extension is possible).

    We will offer a competitive benefits package in line with the seniority of the position (salary between 2600 and 3100 euro gross per 4 week period). You will become a member of a strong professional network who shares your education, ambitions and competencies. This will enable you to interact with your colleagues and become a member of the YACHT network, which stretches the Life Science industry. You will be challenged by your peers and will be able to follow courses and training via our Yacht Academy and keep your knowledge and skills up-to-date: boosting your career through personal and scientific growth.

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