ADME-Tox LC-MS Scientist I — Method Dev & Leadership

LabRulez; Missouri; On-site; USD 75,000 - 95,000; Full time

Benefits offered by this job

Medical, dental, vision

Life and disability insurance

401(k) with company match

Paid vacation and holidays

Job summary

Eurofins USA Discovery Services in Missouri is seeking a Scientist I - ADME/Tox to advance analytical chemistry and LC-MS method development within a growing team. The role centers on developing LC-MS methods for ADME/DMPK and BioAnalysis, supporting study teams and ensuring high-quality data.

This position offers opportunities to mentor junior scientists and contribute to method validation and continuous improvement.

Qualifications

• 3+ years of direct LC-MS experience in a CRO or industry lab.
• Experience validating bioanalytical methods per FDA/ICH/OECD.
• Experience working in a Quality Management System.
• High-throughput analytical method development experience for small molecules.
• Experience leading R&D or innovation programs.
• Experience leading in human mammalian cell culture laboratories.
• Experience working with 384-well and 96-well plates.
• BS with 3+ years, MS with 2+ years, or PhD with 1+ years of relevant experience.
• Ability to work in the U.S. indefinitely without sponsorship.

Responsibilities

• Develop LC-MS methods for ADME/DMPK and BioAnalysis applications.
• Develop analytical methods to support project teams internally and externally.
• Troubleshoot and maintain Mass Spectrometers and HPLC units.
• Prepare and manage inventory of buffers, reagents, and finished goods.
• Provide solutions to complex problems and drive process improvements.
• Perform data and QC reviews within the department.
• Support validation of new methods contributing to service expansion.

Skills

LC-MS

Method Development

Quality Management

Team Leadership

Education

B.S. in Chemistry

M.S. or Ph.D. preferred

Tools

Sciex Instruments

Thermo Instruments

Job description

Eurofins USA Discovery Services in Missouri is seeking a Scientist I - ADME/Tox to advance analytical chemistry and LC-MS method development within a growing team. The role centers on developing LC-MS methods for ADME/DMPK and BioAnalysis, supporting study teams and ensuring high-quality data.

This position offers opportunities to mentor junior scientists and contribute to method validation and continuous improvement.