Global Senior Principal Scientist – USP

Job Title:   Global Senior Principal Scientist – USP

Location:   Slough

Travel:        Up to 20% of your time would be required for travel

The role:

As a senior member of the Global Process Development (GPD) team, this role provides expert scientific leadership across Lonza’s global Biologics network, supporting technical challenges and driving the implementation of strategic technology programmes across the network. The position leads complex, multi‑disciplinary projects with a high degree of autonomy, influencing business decisions and ensuring successful delivery through matrixed teams. As a globally recognised subject matter expert, the role holder applies deep technical knowledge to troubleshoot challenges, monitor network‑wide process performance, and shape scientific and technical direction at a global level.

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What you will get:

• An agile career and dynamic working culture

• An inclusive and ethical workplace

• Compensation programs that recognize high performance

• A variety of benefits dependant on role and location

• The full list of our global benefits can be also found on https://www.lonza.com/careers/benefits

What you will do:

• Provide in-depth technical / CMC support to internal project teams and customers

• Manage complex multi‑disciplinary projects across the Lonza network with minimal direction, providing recommendations that shape business decisions

• Lead matrix teams across functions and sites to deliver successful project outcomes

• Be externally and globally recognised as a subject matter expert in multiple areas of upstream, downstream or bioconjugation

• Deliver a portfolio of projects on time and within budget using lean project management, with strong escalation, communication, documentation and risk management

• Monitor technical performance across the network, identifying and addressing areas of misalignment

• Contribute to Lonza’s strategic direction to support business growth and new product introduction

What we are looking for:

• BSc in Biotechnology, Chemistry, or Chemical Engineering

• Extensive experience in biologics / bioprocessing

• Deep expertise in:

  • Mammalian cell culture (CHO)

  • GMP facing experience

  • USP development & scale-up

  • Fed-batch and/or perfusion systems

• Proven technical leadership experience

• Strong communication skills (able to influence stakeholders)

• Experience supporting early/late-stage & commercial processes preferred

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.