Senior Bioprocess Engineer (m/w/d) 80%-100%

About the role

Lonza's Biotechnology Manufacturing team in Visp, Switzerland, is looking for a Senior Bioprocess Engineer (80%-100% time, fully site-based). You will provide technical leadership for manufacturing campaigns, drive process improvements and support the development of both manufacturing processes and people, contributing to the delivery of innovative therapies through GMP manufacturing. Relocation assistance is available for eligible candidates and their families.

Key responsibilities

• Provide technical leadership and oversight for GMP manufacturing campaigns across upstream and downstream bioprocessing operations.
• Support successful batch execution through data analysis, troubleshooting, process monitoring and implementation of sustainable technical solutions.
• Lead and review risk assessments, ensuring follow-up actions are implemented and monitored.
• Maintain high-quality GMP documentation so processes remain inspection-ready and compliant.
• Identify and implement improvements to processes, equipment and workflows with Manufacturing, MSAT, Engineering and Quality stakeholders.
• Deliver product-specific training and contribute to the technical development of employees.
• Act as a technical expert during audits, inspections, workshops and cross-functional initiatives, coaching colleagues and sharing best practices.

Required profile

• Experience in pharmaceutical or biotechnology manufacturing, with a strong understanding of GMP requirements and regulated operations.
• Solid knowledge of biotechnological manufacturing processes, ideally including upstream processing (USP), downstream processing (DSP) or both.
• Degree in Biotechnology, Chemical Engineering, Bioinformatics or a related scientific or technical discipline, or equivalent experience in biopharmaceutical manufacturing.
• Fluency in both German and English.

Required skills

• Deviation investigations, risk assessments, process optimization and GMP documentation.
• Analytical and problem-solving skills, with the ability to make sound technical decisions in a fast-paced production environment.
• Collaboration across functions, stakeholder influence and technical leadership.
• Communication, coaching and training skills.

What we offer

• An agile career and dynamic working culture.
• An inclusive and ethical workplace.
• Compensation programs that recognize high performance.
• A variety of benefits depending on role and location.