Job Description

The actual location of this job is in Visp, Switzerland. Relocation assistance is available for eligible candidates and their families, if needed.


The Associate Principal Scientist in Quality Control serves as a scientific and strategic leader within the QC organization. In this role, you will oversee complex analytical projects, drive method development and validation activities, and ensure the highest standards of data integrity and regulatory compliance. You will collaborate closely with cross-functional partners - including Manufacturing, Quality Assurance, Regulatory Affairs, and MSAT - to support product release, stability programs, and continuous improvement initiatives. This position requires strong technical expertise, proven project leadership skills, and the ability to operate effectively in a fast-paced, highly regulated pharmaceutical environment.

What you will get:

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An agile career and a dynamic work culture. An inclusive and ethical workplace. Compensation programs that recognize high performance.

In addition to a competitive salary, you can expect numerous lifestyle, family, and leisure benefits. Our full list of tailored local benefits can be found below.

Benefits in Visp: https://bit.ly/3wjkoFi

What you will do:

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Lead and manage QC projects from planning through execution, ensuring timely delivery of high-quality analytical results. Develop, optimize, and validate analytical methods for raw materials, in-process controls, drug substances, and drug products in accordance with ICH and GMP requirements. Serve as the scientific subject-matter expert for analytical technologies such as chromatography, spectroscopy, dissolution testing, bioassays, and other QC-relevant techniques. Troubleshoot complex analytical or technical issues and provide expert guidance to laboratory teams. Review and approve analytical data, method validation protocols/reports, technical documentation, and investigation records. Ensure compliance with GMP, data integrity standards, and internal quality systems. Collaborate with cross-functional teams to support regulatory submissions, product lifecycle management, and technology transfers. Lead or contribute to deviation investigations, CAPAs, and change control processes. Drive continuous improvement initiatives to enhance laboratory efficiency, method robustness, and process standardization. Mentor and support junior scientists, providing technical and project-related guidance.

What are we looking for:

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PhD or Master's degree in Chemistry, Biochemistry, Pharmaceutical Sciences, or a related discipline. Several years of experience in QC, Analytical Development, or a related field within the pharmaceutical or biotech industry. Strong knowledge of GMP, ICH guidelines, and regulatory expectations (EMA, FDA). Demonstrated experience managing complex scientific projects in a regulated environment. Excellent analytical, problem-solving, and communication skills. Ability to work independently and collaboratively within multidisciplinary teams. Proven ability to lead, influence, and drive results across teams and stakeholders.

About Lonza

At Lonza, our people are our greatest strength. With 30+ sites across five continents, our globally connected teams work together every day to manufacture the medicines of tomorrow. Our core values of Collaboration, Accountability, Excellence, Passion and Integrity reflect who we are and how we work together. Everyone's ideas, big or small, have the potential to improve millions of lives, and that's the kind of work we want you to be part of.


Innovation thrives when people from all backgrounds bring their unique perspectives to the table. At Lonza, we value diversity and are committed to creating an inclusive environment for all employees. If you're ready to help turn our customers' breakthrough ideas into viable therapies, we look forward to welcoming you on board.


Ready to shape the future of life sciences? Apply now.