Job Description

Today, Lonza is a global leader in life sciences operating across five continents. While we work in science, there's no magic formula to how we do it. Our greatest scientific solution is talented people working together, devising ideas that help businesses to help people. In exchange, we let our people own their careers. Their ideas, big and small, genuinely improve the world. And that's the kind of work we want to be part of.


The Executive Assistant to the CLO, plays an important role in enabling the CLO (EC member) to operate with great efficiency, discretion, and impact. Act as a trusted partner, ensuring seamless coordination, anticipating needs, and proactively handling a wide range of administrative and office management responsibilities.

Key responsibilities:

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Executive Support & Communication

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Manage and prioritize incoming calls, visitors, emails, and correspondence on behalf of the CLO with professionalism and discretion. Handle sensitive and confidential matters with the highest level of integrity and diplomacy. Act as a connection between the CLO and internal/external collaborators, ensuring clear communication and follow-ups. Support the CLO for Board and EC matters (agenda, minutes, Board tool, etc.)

Calendar, Travel & Expense Management

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Maintain and coordinate the CLO calendar, ensuring optimal time management and resolving scheduling conflicts. Organize complex business travel (local and international), including visa arrangements, logistics, and itinerary planning Track and process expenses and invoices with accuracy and efficiency.

Meeting & Event Coordination

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Plan and organize meetings, workshops, and events, including Board of Directors and some Executive Committee meetings in collaboration with other EC Assistants. Ensure seamless execution by handling logistics, preparing materials, and managing participant coordination.

Administrative & Reporting Support

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Prepare reports, PowerPoint presentations, and Excel files to support the CLO activities. Ensure timely submission of inputs for the monthly Board of Directors (BoD) calls. Maintain organized files, records, and documentation to support efficient operations.

Agility & Problem-Solving

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Anticipate needs and proactively address challenges to support the CLO's effectiveness. Exercise independent judgment to manage priorities and navigate unexpected changes. Continuously seek ways to improve efficiency in administrative processes.

Key requirements:

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Highly Organized & Diligent: Manages multiple priorities seamlessly and maintains a structured approach. Discreet & Professional: Handles confidential matters with absolute integrity and professionalism. Resilient & Composed: Maintains efficiency and calm under pressure, ensuring seamless operations at all times. Experience in large global organizations Tech-Savvy: Proficient in Microsoft Office Suite (Excel, PowerPoint, Outlook, Word, Teams, ARIBA, Concur) with the ability to prepare reports and presentations. Collaborative & Agile: Works effectively with senior executives and cross-functional teams in a fast-paced environment. Ability to build strong and trusted relationships with internal and external contacts. Proactive & Adaptable: Anticipates needs, takes initiative, and responds effectively to shifting priorities Strong Communication & Presence: Ensures clarity and professionalism in interactions on behalf of the CLO Fluency in English and German Significant experience of supporting senior executives. Has worked in a large and complex matrix organization.

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.


Every day, Lonza's products and services have a positive impact on millions of people. For us, this is not only a great privilege, but also a great responsibility. How we achieve our business results is just as important as the achievements themselves. At Lonza, we respect and protect our people and our environment. Any success we achieve is no success at all if not achieved ethically.


People come to Lonza for the challenge and creativity of solving complex problems and developing new ideas in life sciences. In return, we offer the satisfaction that comes with improving lives all around the world. The satisfaction that comes with making a meaningful difference.