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Salary
≈ $57k – $158k per year (Estimated)
Location
In office (Lenexa)
Seniority
Principal
Employment
Full-Time

Confirmed on the employer's own hiring board on Nov 2, 2026. First seen by Alion on Sep 1, 2026. ICON scores B on the Alion truth index.

Overview
Company
Impact
Profile match
ICON is an Irish clinical research organisation that provides outsourced clinical development and commercialisation services to pharmaceutical, biotechnology and medical device companies, from early-phase trials to late-stage studies, laboratory services and real-world evidence. Founded in 1990 and listed on Nasdaq, it operates worldwide with tens of thousands of employees. The company is headquartered in Dublin, Ireland.
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%)

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

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