Technician Molecular Bioassay

Location: Leiden, South Holland Salary: competitive
Sector: Life Sciences Type: contract


The Molecular Bioassay group is part of the Analytical Development (AD) group and is responsible for developing methods that are employed to analyze and characterize virus based vaccines. Product analysis includes tests for quantity, potency, purity, and identity, but also detailed structural characterization of vaccines. The Analytical Development group, which is part of the pharmaceutical and analytical department, has a pivotal role between the regulatory authorities quality unit and process development. In addition, the AD department supports other departments (formulation, USP and DSP development) by routine sample analysis. Within AD, the technician will be working in the molecular and bioassay (MBA) group, which is responsible for the development of new bioassays in order to characterize virus based vaccines.

Job description

We are looking for a motivated technician who enjoys working in a multidisciplinary team. The main task will be sample analysis using bioassays for characterization of vaccines that are produced with the PER.C6® technology. Activities will mainly focus on assays that measure vaccine potency and vaccine purity. These include different formats, but will have a focus on ELISA, qPCR and cell-culture-based assay systems. The position will also involve handling of biologically active substances. Further responsibilities will be development and optimization of methods, trouble shooting, planning of lab-related activities as well as writing of reports and oral presentations.

Minimum Qualifications

A suitable candidate will have a HLO degree or an MLO degree with several years of experience in a relevant field of cell-based assays, molecular biology, cell biology, or life sciences and is familiar with techniques as ELISA, cell-culture, virus culture. Experience in working in industry, assay development or at a ML-2+ laboratory or higher are considered advantageous.


The successful candidate has a flexible work attitude and a can-do mentality. You enjoy working in a team that is eager to extend their knowledge of new technologies. Strong communication skills and ability to work in a team are equally important as independent planning and execution of tasks. Finally, you are critical and value accuracy in the execution of your work.

For more information, you can e-mail me on the email address: j.vanbaalen(@)

If you know of anyone interested, referrals are always welcome!