Bayer Norway is at the forefront of developing next generation, targeted radiopharmaceuticals, shaping the future of precision medicine.

Through innovation and deep scientific expertise, we are advancing breakthrough solutions that address unmet medical needs. Alongside our leadership in radiopharmaceuticals and oncology, we maintain a strong and impactful presence across key therapeutic areas including cardiovascular health, ophthalmology, and women’s health – driven by our purpose to transform lives through science - and truly living our vison Health for all, hunger for none.

We are looking for a Radiopharmaceutical Development Sr Principal Scientist – Molecular Imaging and Radioligand Therapy CMC Expert

Radiopharmaceuticals represent a key strategic pillar for Bayer within Oncology and other disease areas. As our molecular imaging and radiopharmaceutical pipeline continues to expand, we are strengthening our CMC Radiopharmaceutical Development organization and are seeking an experienced molecular imaging CMC expert to support the development and clinical supply of PET and SPECT imaging agents across Bayer’s global portfolio.

This position is based in Oslo, where Bayer’s core radioactive CMC development activities are located, and works at the interface of CMC development, clinical supply setup, and external CDMO oversight. The role is critical to ensuring robust CMC strategies, reliable clinical supply, and successful technology transfer for early clinical radiopharmaceutical programs.

In this role, you will work closely with CMC Project Leads, pre‑clinical and clinical research teams, supply chain colleagues, and an external CDMO network to drive end‑to‑end CMC development and supply readiness for molecular imaging agents and/or Radioligand Therapy. You will also act as a subject matter expert for imaging studies, supporting biodistribution and target‑binding studies in both animal models and humans across Bayer’s pharmaceutical programs.

Key responsibilities

• Plan, drive, and oversee cross‑functional CMC development activities for First in Human PET/SPECT imaging agents or Radioligand Therapy products, in close collaboration with CMC Project Leads and project teams.

• Lead and contribute to content development of CMC documentation for IND/IMPD submissions and related regulatory filings

• Maintain an overview of registered and non‑registered imaging agents and radionuclide generators worldwide to support efficient setup of clinical imaging studies.

• Drive CMC development and lifecycle support of imaging agents supporting Bayer’s targeted radionuclide therapy and imaging portfolios.

• Support external CDMO activities, including technology transfer, manufacturing readiness, and ongoing performance monitoring.

• Identify CMC and supply chain risks and define and execute mitigation strategies to minimize business and clinical supply risk.

• Support radioisotope sourcing activities and portfolio‑level optimization of radioisotope utilization.

• Drive continuous improvement and implementation of lessons learned and best practices across projects.

• Contribute to development of internal expertise, standards, and concepts for clinical manufacturing and distribution of radiopharmaceuticals.

Profile & Experience

• PhD in Pharmacy or Natural Sciences with a minimum of 10 years of experience in CMC development, manufacturing, or supply chain functions.

• Strong technical background in molecular imaging agents and/or radiopharmaceutical development.

• Proven experience working in cross‑functional, multicultural project teams and with external partners/CDMOs.

• Good understanding of GMP and regulatory requirements for radiopharmaceutical development, production, and distribution.

• Demonstrated project management, coordination, and risk management skills.

Behavioral & Leadership Competencies

• Clear and structured communication across technical, regulatory, and operational interfaces.

• Strong ownership and accountability for end‑to‑end CMC scope and decisions.

• Risk‑based and solution‑oriented mindset with proactive issue identification.

• Collaborative and agile approach in a dynamic, time‑critical environment.

• Strong negotiation and stakeholder management skills.

Why This Role Matters

This role sits at the core of Bayer’s molecular imaging and radiopharmaceutical development efforts, with direct impact on clinical trial execution, data generation, and portfolio success. You will shape how radiopharmaceuticals are developed, transferred, and supplied globally in a highly specialized environment that values scientific excellence, operational robustness, and collaboration across the value chain.

We offer

Bayer is an equal opportunity employer and welcomes applications from all individuals. You have a voice, ideas and perspectives and we want to hear them.
Because our success begins with you.

Be part of something bigger. Be you. Be Bayer.
At Bayer we’re visionaries, driven to solve the world’s toughest challenges and striving for a world where, 'Health for all, Hunger for none' is no longer a dream, but a real possibility. We’re doing it with energy, curiosity, and sheer dedication, always learning from unique perspectives of those around us, expanding our thinking, growing our capabilities and redefining ‘impossible’.

We can offer a positive and inspiring work environment with focus on innovation and new technology. At Bayer, you get opportunity to grow and develop your knowledge and skills.

The position will be located at Bayer AS main offices at Lysaker in Oslo, Norway.
For more information see: https://www.bayer.no

Contact details
The recruitment process is carried out in collaboration with the consulting company Borka Consulting AS. If you would like to find out more about this position before submitting your application, please do not hesitate to contact Cecilie Fraas Borka, phone +47 928 55 352 / cecilie@borka.no

How to apply

If you meet the requirements of this opportunity and want to impact our mission Science for a Better Life, we encourage you to apply now, at the latest May 13th 2026.

Please apply with an updated CV and Cover letter in English. We will review the applications on continuous basis. We reserve the rights to close the advert earlier.

Functional area: CMC Radiopharm
Seniority level: Professional
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