Senior Research Scientist

Senior Research Scientist

ICON plc is a world-leading healthcare intelligence and clinical research organization. We’re proud to foster an inclusive environment driving innovation and excellence, and we welcome you to join us on our mission to shape the future of clinical development.

We are seeking a Senior Research Scientist to join ICON’s bioanalytical laboratory in Assen. In this role, you will play a key part in delivering high-quality bioanalytical data to support early phase clinical trials and enable informed decision-making throughout drug development.

You will provide scientific leadership across assay development, validation, and sample analysis within a regulated environment, working closely with project managers, laboratory teams, and clients to deliver robust, compliant assays that support clinical development and improve patient outcomes.

What You Will Be Doing

• Leading the development and optimization of LBA assays

• Acting as a key scientific contact for clients during assay development

• Partnering with Project Managers in supervising assay validation and client engagement

• Reviewing and approving data to ensure accuracy, integrity, and regulatory compliance

• Driving troubleshooting and resolution of complex technical challenges

• Driving continuous improvement and best practices within the laboratory

You Will Have / Be

• Strong scientific background in bioanalysis, immunoassays, or related discipline

• At least 5 years of experience in method development and assay validation within a GLP environment

• Proven ability to independently lead assay development and solve complex technical challenges

• Experience in client-facing roles, with confidence presenting scientific data and leading discussions

• Strong understanding of regulatory standards and quality expectations

• Excellent communication, analytical, and problem-solving skills

• Ability to manage multiple priorities and deliver to timelines

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What ICON can offer you:
Our success depends on the quality of our people. That’s why we’ve made it a priority to build a diverse culture that rewards high performance and nurtures talent.

In addition to your competitive salary, ICON offers a range of additional benefits. Our benefits are designed to be competitive within each country and are focused on well-being and work life balance opportunities for you and your family.

Our benefits examples include:

• Various annual leave entitlements
• A range of health insurance offerings to suit you and your family’s needs.
• Competitive retirement planning offerings to maximize savings and plan with confidence for the years ahead.
• Global Employee Assistance Programme, LifeWorks, offering 24-hour access to a global network of over 80,000 independent specialized professionals who are there to support you and your family’s well-being.
• Life assurance
• Flexible country-specific optional benefits, including childcare vouchers, bike purchase schemes, discounted gym memberships, subsidized travel passes, health assessments, among others.

Visit our careers site to read more about the benefits ICON offers.

At ICON, inclusion & belonging are fundamental to our culture and values. We’re dedicated to providing an inclusive and accessible environment for all candidates. ICON is committed to providing a workplace free of discrimination and harassment. All qualified applicants will receive equal consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status.

If, because of a medical condition or disability, you need a reasonable accommodation for any part of the application process, or in order to perform the essential functions of a position, please let us know or submit a request here

Interested in the role, but unsure if you meet all of the requirements? We would encourage you to apply regardless – there’s every chance you’re exactly what we’re looking for here at ICON whether it is for this or other roles.

Are you a current ICON Employee? Please click here to apply