Principal Scientist (Research Scientist)

icon· 410 ICR United States USA
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📍 US, Lenexa KCIB (PRA)Full time

About this role

Principal Scientist (Research Scientist)- Bioanalytical, LC/MS/MS) - Full time, Salary, Benefits - Lenexa, Kansas (KS)

ICON is a global healthcare intelligence and clinical research organisation united by a mission to bring new medicines and treatments to patients faster.


As a values-driven organisation, integrity, collaboration, agility, and inclusion are at the heart of how we work and interact with each other, customers, patients and suppliers.


Are you a scientist with expertise in method development? Take the next step in your career by joining ICON where you’ll advance groundbreaking clinical therapies by leading global client programs.

We are excited to be seeking a new Principal Scientist (Research Scientist) at ICON in Lenexa, Kansas (KS). The Principal Scientist (Research Scientist) will lead and conduct scientific research aimed at advancing clinical trials and developing innovative therapies. You will manage sponsor programs, shape assay strategies, and provide expertise for new and complex modalities.

We are seeking candidates with strong bioanalytical method development experience and expertise in emerging biological modalities.

What You Will Do:

The Principal Scientist (Research Scientist) is responsible for method development and validation for testing preclinical and clinical specimens using LC/MS/MS analytical methods. In addition, you will oversee transfer robust LC/MS/MS methods for biologics for bioanalytical testing.

Key responsibilities include:

  • Independently direct development and validation of new LC/MS/MS assays using appropriate methods such as (but not limited to) Tomtec, Hamilton, Kingfisher, Integra Assist plus, etc.
  • Ensure robust LC/MS/MS methods are developed for successful method validation of both small molecules, radiolabeled analytes and biologics such as proteins, peptides, ADCs, oligonucleotides, monoclonal antibodies (mAb), etc.
  • Review data presentations for accuracy and clarity prior to sharing with sponsors
  • Provide support to Laboratory Operations staff regarding assay quality, expected results, troubleshooting and data review
  • Provide technical input for ICON Marketing collateral, attend conferences, publish papers in the peer-reviewed literature
  • Drive new business by consulting with sponsors on assay requirements for new projects
  • Collaborate with inter-departmental functions to write and review validation plans, reports and SOP’s
  • Lead assay transfers to other ICON lab locations

Your Profile:
Required qualifications and experience:

  • PhD or equivalent degree in a relevant scientific field such as biology, chemistry, pharmacology, or clinical research.
  • MS degrees considered with proven LC/MS/MS method development experience in the pharmaceutical or clinical research industry.
  • Experience with some or all of the following: radiolabeled analytes and biologics such as proteins, peptides, ADCs, oligonucleotides, monoclonal antibodies (mAb), etc.
  • Experience in conducting research within the clinical or pharmaceutical industry, with a proven track record of managing scientific projects.
  • Strong analytical skills and expertise in data interpretation and statistical analysis.
  • Excellent written and verbal communication skills, with the ability to present complex scientific information to both technical and non-technical audiences.
  • Willingness to travel as required (approximately 5%)

#LI-KM3


Employment with ICON is contingent upon having the legal right to work in the country where the role is based.


Rewards & Benefits

ICON offers a competitive and comprehensive total rewards package designed to support your health, wellbeing, and career development.


Benefits may include:

  • Competitive base salary and performance related incentives
  • Health and wellbeing programmes including medical, dental, and vision coverage where applicable
  • Retirement and pension plans
  • Life assurance and disability coverage
  • Employee assistance programmes and wellbeing resources
  • Learning and development opportunities through structured training and career pathways

Benefits may vary depending on role and location.


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


Inclusion and Accessibility

ICON is an equal opportunity employer. We are committed to building an inclusive and accessible workplace where everyone feels valued and supported.


If you require reasonable accommodations during the recruitment process, please let us know or submit a request here.

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

Frequently Asked Questions

Is the salary disclosed for the Principal Scientist (Research Scientist) position at icon?
The salary for this Principal Scientist (Research Scientist) role at icon is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Principal Scientist (Research Scientist) position at icon located?
This Principal Scientist (Research Scientist) role at icon is based in US, Lenexa KCIB (PRA). The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Principal Scientist (Research Scientist) role at icon full-time or part-time?
This is listed as a Full time position. It is posted as a Principal Scientist (Research Scientist) role in the 410 ICR United States USA department at icon.
Which team or department does the Principal Scientist (Research Scientist) at icon belong to?
This Principal Scientist (Research Scientist) position is part of the 410 ICR United States USA department at icon. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Principal Scientist (Research Scientist) position at icon?
Click the "Apply Now" button on this page. You will be redirected to icon's official application portal hosted on workday where you can submit your application directly.
When was the Principal Scientist (Research Scientist) job at icon posted?
This Principal Scientist (Research Scientist) position at icon was posted on Sep 1, 2026. Apply as soon as possible — early applications are often reviewed first.
Principal Scientist (Research Scientist)
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