Scientist (5 months fixed-term contract, Start on the 1st of June)

Business Introduction
At GSK, we have bold ambitions for patients, aiming to positively impact the health of 2.5 billion people by the end of the decade. Our R&D focuses on discovering and delivering vaccines and medicines, combining our understanding of the immune system with cutting-edge technology to transform people’s lives. GSK fosters a culture ambitious for patients, accountable for impact, and committed to doing the right thing, making sure that we focus our efforts on accelerating significant assets that meet patients’ needs and have the highest probability of success. We’re uniting science, technology, and talent to get ahead of disease together.
Find out more:
Our approach to R&D


Position Summary
You will design and run experiments that move our science forward. You will work closely with colleagues across teams and with external partners to develop and validate laboratory methods. We value clear thinkers who are hands-on, collaborative, and curious. This role offers strong growth opportunities, meaningful scientific impact, and alignment with GSK’s mission of uniting science, technology and talent to get ahead of disease together.

This role will provide YOU the opportunity to lead key activities to progress YOUR career. These responsibilities include some of the following:
- Design, develop and execute laboratory experiments to support preclinical and early development studies.
- Develop, qualify and maintain analytical and biological assays and document methods and results.
- Analyse and interpret data, prepare clear written reports, and present results to project teams.
- Support assay troubleshooting, quality checks, and trending to ensure reliable and reproducible results.
- Collaborate with internal teams and external partners to deliver study milestones on schedule.
- Contribute to laboratory best practice, including good documentation, safety and sample handling.

Why You?
Basic Qualification
We are seeking professionals with the following required skills and qualifications to help us achieve our goals
- Bachelor’s or Master’s degree in Chemistry, Biology, Biochemistry, Immunology, Biomedical Sciences or related field, or equivalent experience.

- Experience working in controlled or sterile laboratory environments, including adherence to aseptic techniques, Good Laboratory Practices (GLP), and safety procedures.
- Experience working in a laboratory environment with hands-on experimental responsibility.
- Strong data handling and interpretation skills, with experience preparing written reports.
- Ability to work collaboratively in multidisciplinary teams and communicate clearly in English.
- Able to work on-site in Belgium; this role is on-site with occasional hybrid flexibility as agreed with the line manager.

Preferred Qualification
If you have the following characteristics, it would be a plus
- Master’s with several years’ experience or PhD in a relevant discipline.

- Practical experience in formulation development, including preparation, handling, and characterization of formulations.
- Experience with assay development, qualification or validation in a regulated environment.
- Experience with quality systems and good laboratory practices.
- Hands-on experience with advanced technologies such as particle sizing, or separation techniques.
- Experience coordinating work with external laboratories or contract research organisations.
- Fluent in French in addition to English.

What we offer
You will join a team where your work matters to patients and to science. You will receive structured development, coaching and chances to build new skills. You will work in modern laboratory facilities and be part of collaborative projects that reach across science and development.

How to apply
If you are ready to take the next step in your scientific career, we would like to hear from you. Please submit your CV and a short cover letter telling us what motivates you about this role and how your experience fits.

We value inclusion and welcome candidates from all backgrounds. If you need adjustments during the application process, tell us and we will support you.

If you have a disability and require assistance during the course of the selection process, you will have the opportunity to let us know what specific assistance you require in order to make suitable arrangements.

Why GSK?

Uniting science, technology and talent to get ahead of disease together.

GSK is a global biopharma company with a purpose to unite science, technology and talent to get ahead of disease together. We aim to positively impact the health of 2.5 billion people by the end of the decade, as a successful, growing company where people can thrive. We get ahead of disease by preventing and treating it with innovation in specialty medicines and vaccines. We focus on four therapeutic areas: respiratory, immunology and inflammation; oncology; HIV; and infectious diseases – to impact health at scale.

People and patients around the world count on the medicines and vaccines we make, so we’re committed to creating an environment where our people can thrive and focus on what matters most. Our culture of being ambitious for patients, accountable for impact and doing the right thing is the foundation for how, together, we deliver for patients, shareholders and our people.

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