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Lonza

Global life sciences contract manufacturer

Senior Chemist Development Drug Linker

Bioprocess & BiomanufacturingConfirmed live in the last 24 hours
Full-timeVisp, SwitzerlandNo salary listed

About the Job

Requirements

  • A PhD in Chemistry with a specialization in organic or synthetic chemistry is required.
  • Strong knowledge of organic synthesis is required.
  • The candidate must be able to analyze complex scientific questions systematically and develop pragmatic solutions.
  • The candidate must work independently and in a goal-oriented manner and be willing to take responsibility for projects and their successful implementation.
  • Very good spoken and written English skills are required.
  • The candidate must have strong communication and teamwork skills and enjoy collaborating with interdisciplinary teams and customers.

Responsibilities

  • Develop, optimize, and implement synthetic processes for highly potent active pharmaceutical ingredients, especially drug linkers.
  • Prepare and support technology transfer from the laboratory to kilolabs and small-scale production.
  • Lead manufacturing from laboratory to kilogram scale and provide technical support to production, depending on the project.
  • Systematically investigate chemical and process-engineering challenges and develop practical solutions to deviations and production problems.
  • Independently plan, conduct, and evaluate development work in close collaboration with assigned laboratory technicians and relevant specialist teams.
  • Present and discuss project results with internal teams and customers and exchange technical knowledge, including at conferences.

Desired Qualifications

  • Experience with purification procedures is an advantage.
  • Experience in the pharmaceutical industry, in a GMP environment, or with highly potent substances is an advantage.
  • German language skills or willingness to learn German are welcome.

About the Company

Lonza

Global life sciences contract manufacturer

Lonza is a global provider of development and manufacturing services for the pharmaceutical, biotechnology, and nutrition sectors. It supports clients from early development through to commercial production, offering integrated processes such as process development, GMP manufacturing, formulation, fill-finish, and quality assurance to bring medicines and nutrition products to market. Lonza’s model is built on end-to-end CDMO capabilities, enabling companies to move from concept to scalable, compliant production with reliable supply chains. What sets Lonza apart is its long history and global footprint, combining decades of experience across chemistry, biology, and nutrition with a broad, end-to-end service network that supports projects from discovery to commercialization. The company aims to be a trusted, long-term partner in life sciences by helping customers efficiently develop and manufacture their products at scale while maintaining strict regulatory and quality standards.

Company size
10,001+
Company stage
IPO
Headquarters
Basel, Switzerland
Founded
1897

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