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

In this senior MSAT role based in Visp, Switzerland, you will play a key part in safeguarding product quality and patient safety by driving risk‑based impurity compliance for Small Molecules. You will lead impurity risk assessments and shape robust, pragmatic control strategies across the entire product lifecycle, in line with ICH Q3D, ICH Q3C and ICH Q9.

This position offers a high level of visibility and impact at a strategically important manufacturing site. You will work at the interface of MSAT, Compliance and Operations, collaborate closely with cross‑functional teams, influence critical decisions, and actively contribute to establishing sustainable compliance standards within a dynamic GMP environment.

What you will get

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:

Lead and execute impurity risk assessments across the product lifecycle, identifying, assessing and documenting risks and mitigation measures
Define and document scientifically sound, compliant impurity control strategies, including risk‑based testing concepts, acceptance criteria, sampling approaches and periodic reviews
Evaluate manufacturing processes, utilities, equipment contact materials, raw materials, process aids and changes for potential impurity and carryover risks in a GMP environment
Act as MSAT subject matter expert for compliance topics in cross‑functional teams, supporting technology transfers, deviations, investigations and change controls
Identify compliance gaps and product impact, providing clear recommendations and pragmatic mitigation plans
Ensure high‑quality, audit‑ and inspection‑ready documentation for internal governance and regulatory interactions
Build strong collaboration with QC, QA, Manufacturing, Procurement, EHS and external partners to ensure robust data packages and sustainable control strategies

What we are looking for:

University degree in Chemistry, Chemical Engineering, Pharmaceutical Sciences or a comparable discipline
Solid experience in a GMP‑regulated environment, ideally within Small Molecule API or pharmaceutical manufacturing, MSAT, Process Development, QA or QC
Strong ability to interpret process and analytical data and identify gaps against quality and compliance standards
Excellent technical writing skills, with a focus on clear, concise and inspection‑ready documentation
Confident communicator with the ability to align stakeholders and challenge constructively when needed
High level of collaboration combined with autonomy, accountability and a pragmatic mindset
Fluency in English; German is considered an advantage

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.

Senior MSAT Specialist, Small Molecules 80-100% (m/f/d)

What we are looking for:

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