Senior Scientist; Immunology, BioTech

We are seeking a Senior Scientist with deep immunology expertise to accelerate our R&D, support high-impact product development, and ensure operational excellence across manufacturing and QA/QC.

• Product development and optimisation.
• Product manufacturing pipeline and delivery processes.
• Scientific research, innovation and execution.
• Quality Assurance & Control.
• Regulatory Compliance.
• Scientific team performance.

• Design and execute high-precision experiments using cutting-edge data analysis tools for groundbreaking results.
• Streamline lab processes with the lab manager and lab technicians for peak efficiency through continuous optimization.
• Enforce strict QA/QC standards, upholding impeccable quality in all lab activities.
• Maintain meticulous experiment records, ensuring unassailable data integrity.
• Master regulatory compliance by staying current on ISO
  9001 and industry norms, and conducting regular safety audits.
• Synthesise lab data into comprehensive reports, offering actionable insights on efficiency and performance.
• Organize and provide scientific and technical updates to clients and internal stakeholders on project status.
• Initiate and execute general process improvements to improve safety, lead time and efficiency.
• Routinely execute immunological, cell-based assays and analytical methods.
• Supervise and lead scientists and lab technicians.
• Give training on how to perform accurate MAT testing, for clients and external parties.

• Living in the Netherlands near Leiden or able to relocate in the short term.
• PhD or MSc in Immunology, Immuno-oncology, Immunotherapy, Cell Biology, or related discipline (PhD strongly preferred).
• At least 5 years of industry experience (Biotech, Pharma, or CRO) in immunology-focused R&D — ideally in a scale‑up or high‑growth environment.
• Extensive, hands‑on experience in PBMC isolations, cellular assays, and analytical-based assays (ELISA, Flow Cytometry) according to regulatory standards such as ICH.
• Strong track record in applied research.
• Expert-level skills in data analysis software and modern quality management systems.
• Demonstrated finesse in experimental execution, marked by precision and meticulous attention to detail.
• Experience in working under quality standards such as GMP/GLP and ISO:9001.
• Comfortable with inventory and logistics software, capable of managing resources efficiently.
• Innovative with an entrepreneurial attitude, looking beyond what is possible and known.
• Self‑starter with teamwork skills, adept at juggling priorities to meet deadlines.
• Willing to hit the road for occasional business trips.
• Fluent in English; proficiency in Dutch, German, or French is a major plus.

• Competitive base salary (Full‑time, 40 hrs/week)
• 25 vacation days + national holidays