Mass Spectrometry Protein Characterisation Specialist (H/F/X)

July 26th 2022

Quality Assistance is a leading European Contract Research Organisation providing the pharmaceutical industry with all the analytical services required by EMA and FDA regulations for the development and marketing of innovative human medicinal products. We assist our clients from candidate selection, through non-clinical and clinical studies, to marketing authorisation, using our state-of-the-art, product-dedicated expertise in analytical sciences.

Mission Description

You will report to the Technical Leader.

You will be part of a team of 6 people.

In this role, you will be accountable for:

  • Performing daily laboratory activities related to method development, validation and application depending on the client project.
    • Performing analyses,
    • Processing data,
    • Writing reports and associated supporting documents,
    • Presenting/discussing results,
  • Applying methods for QC and stability studies.


After a training period, depending on your level of experience and autonomy, you could also be accountable for :

  • Validating raw data,
  • Training team members and others on technical skills,
  • Taking part in the writing/preparation of protocols,
  • Supporting audits and investigations.

Candidate profile

Scientific background with specialisation in mass spectrometry and separation techniques.


  • Working experience in development, validation and/or application of analytical methods applied to large molecules,
  • Very good knowledge of analysis of peptides/proteins/mAbs by High Resolution Mass Spectrometry on Q-TOF,
  • Good knowledge of (U)HPLC,
  • Working experience in a regulated environment,
  • Very good level of French and English (writing scientific documents, reports, protocols and mails).



  • Working experience in a GMP environment,
  • Technical knowledge of Maldi-TOF, Circular Dichroism, MALS (SEC and A4F).


We are a true career partner.

We accelerate people’s access to new medicines.

We offer an inspiring work-life balance in a human scale environment.

We care about mutual respect, assistance and communication.

We listen to your needs and your suggestions.

We offer a market-competitive salary and package including numerous fringe benefits.

Contact Details

Send your application (JOB324) now to Mrs Isabelle Lebrun, Talent Acquisition Manager, to or consult the Careers page on our website

Address: Technoparc de Thudinie 2, 6536 Donstiennes, Belgium