About us
As a leading contract research, development, and manufacturing organization (CRDMO), Ardena partners with pharmaceutical companies of all sizes, from emerging biotech to global industry leaders, united by the mission to help biopharma innovators navigate drug development with precision, quality, and speed, bringing their molecules from discovery to the clinic and market. Our fully integrated services span drug substance and drug product development, manufacturing, nanomedicine, bioanalytical services, clinical logistics, state research, fill & finish, and CMC regulatory support.
With a rapidly growing international footprint, Ardena is home to over 750 professionals across six strategic locations - Belgium (Ghent), the Netherlands (Oss and Assen), Sweden (Södertälje), Spain (Pamplona), and the US (Somerset, New Jersey). Our open and transparent culture is built on collaboration, ownership, and innovation, guided by our We CARE values. We foster a communicative environment where mutual respect, accountability, and excellence empower our team.
We are looking for skilled and motivated professionals eager to grow their careers in an exciting and fast-paced environment. Whether you’re an experienced expert or just starting out, Ardena provides a dynamic workplace where you can contribute to meaningful drug development projects, expand your knowledge, and be part of a global team committed to making a difference. As an international organization, we help you navigate a career path that expands your possibilities beyond borders, opening doors to personal and professional growth.
For the Ardena Bioanalysis Business Unit based in Assen, The Netherlands, we are looking for a:
Scientist Immunochemistry - Ligand Binding Assays
(32-40 hours per week)
Our bioanalytical laboratory is a highly specialized, GLP-compliant facility offering a wide range of bioanalytical services to global pharmaceutical partners, from early drug discovery to Phase IV clinical studies. Our mission is to provide precise quantitative and qualitative analyses of drugs and biomarkers in biological matrices using cutting-edge techniques, including LC-MS/MS, ligand-binding assays (ELISA), qPCR, and flow cytometry.
Our growing team of bioanalytical scientists brings expertise across diverse fields, covering small molecules, peptides, cells, and proteins, such as antibodies, antibody-drug conjugates, oligonucleotides, and nanoparticles.
Your Role
As a Scientist in our Immunochemistry department, you will play a pivotal role in the development and validation of immunoassay methods. You will apply your expertise in immunoassay techniques, including among others ELISA and MSD, to design robust analytical methods, troubleshoot complex challenges, and ensure high-quality data generation for large molecule bioanalysis.
Beyond your technical contributions, you will mentor junior colleagues, share knowledge across teams, and collaborate with other Ardena sites to support client projects and the growth of our team. This position offers a dynamic environment where innovation, precision, and teamwork are key to delivering impactful scientific solutions.
Your Key Responsibilities
- Design, develop and validate immunoassay methods (e.g. ELISA, MSD, Gyrolab), emphasizing troubleshooting and method optimization.
- Perform advanced analytical testing on large molecules using in-house developed methods.
- Serve as a technical expert for immunoassay methods, by providing technical expertise in troubleshooting and optimizing analytical methodologies.
- Manage and optimize use of laboratory instruments.
- Ensure compliance with regulatory guidelines and maintain thorough documentation.
- Mentor and train junior staff, contributing to a culture of continuous learning and improvement.
- Collaborate with cross-functional teams to support client projects and timelines.
Your Profile
- An MSc degree in a biomedical (related) field or at least 5 years of method development experience.
- Extensive hands-on experience with MSD and ELISA methods, positioning you as a subject matter expert in these techniques.
- Extensive experience in developing, validating, applying and troubleshooting MSD and ELISA methods in bioanalysis.
- Experience in data analysis and interpretation.
- Experience in training and mentoring junior staff.
- Familiarity with regulatory requirements (GLP, GMP, or ICH/FDA/EMA guidelines).
- Excellent problem-solving, organizational, and communication skills.
- Fluent in Dutch (preferred) and English.
We value creative thinking, proactiveness and a passion for innovation and quality.
What We Offer
- Salary range: € 3600,- to € 5500,- gross per month (based on a 40-hour workweek, depending on the level of experience).
- A true learning environment where you can grow your skills.
- A rapidly developing and expanding company with an interesting portfolio of services, products, and clients.
- A dynamic working environment with friendly and enthusiastic colleagues.
- A company culture with open communication, where employee well-being is highly valued.
- An attractive remuneration package.
- Flexible working hours.
Ready to apply? Please click on the application button.
Only candidates eligible to work in the EU will be considered for the position. Unfortunately, given the high volume of applications we receive for our vacancies, these professionals (not entitled to work in the European Union) will not be given a status update. Agency calls will not be appreciated.