Eurofins

LCMS Scientist

Saint Charles, MO, United States · onsite · full time

Posted October 16, 2026

Job description

The Scientist I – Analytical Chemist will support the Eurofins Discovery business in contract research services. This role requires applied experience and proven knowledge in analytical chemistry methods with related experience in a contract research organization (CRO) or industry laboratory. LCMS Scientist Responsibilities  & Duties Include but are not Limited to the Following: • Performs work in a laboratory setting, meeting the physical job requirements of a lab role. • Conducts production assays primarily in ADME Toxicology Services, but may support BioMAP®, Immunosignaling, Ion Channel, and/or OncoPanel™ Services based on business needs. • Develops Liquid Chromatography- Mass Spectrometry (LC-MS) methods for ADME/ DMPK applications • Develops analytical methods supporting project teams both internally and externally for new assay development. • Performs Troubleshooting and Maintenance of Mass Spectrometers and HPLC units. Experience with Sciex® or Waters Instrumentation is a plus. • Prepares and manages inventory of buffers, reagents, semi-finished and finished goods. • Provides solutions to more complex problems, identifies and initiates process improvements • Maintains high data quality and reproducibility. • Performs data and report QC review within the department, and may support study director. • Takes ownership of client projects with minimal supervision. • Supports validation of new methods, and contributes to expansion of service/product line, equipment, and data management systems. • Understands and complies with requirements for work performed at a GxP site. • Completes required training and supports 100% of Employee Health and Safety requirements. • Demonstrates proficiency with, care and maintenance of lab equipment and department assets. • Conducts responsible use of confidential IT and business systems, as required. • Adheres to department SOPs and documentation requirements, maintains accurate data management and reporting. • Supports unit goals and demonstrates Eurofins’ competencies, as defined in the job plan. • Provides training to colleagues and external end users, when required. • Contributes to scientific community, and site research and development objectives. • Works effectively in a team environment, under minimum direction, to achieve business production, project timelines, and quality objectives. • Adjusts work hours and provides cross-functional support to other departments, as required, and maintains accountability in delivering to client needs/timelines. • Routinely communicates project updates to internal and external clients. • Performs other duties, as assigned/ Basic Minimum Education Requirements: • B.S. with minimum 5 years relevant laboratory experience • M.S. with minimum 3 years relevant laboratory experience • Ph.D. with minimum 1 year relevant laboratory experience • Or an equivalent of education and laboratory experience Basic Minimum Work Requirements: • Direct experience with Liquid Chromatography- Mass Spectrometry and/or ultraviolet spectrometry (LC-MS or LC-UV) in a contract research organization or industry laboratory for ADME/ DMPK applications • Experience working in a Quality Management System • Scientific expertise with mass spectrometry-based quantification for ADME/ DMPK applications in biological matrices. • Experience with analytical method development and optimization • Familiarity with concepts of validation of bioanalytical methods in accordance with regulatory (FDA, ICH) guidelines • Experience with liquid handling, automation, solid-phase extraction (SPE), HTS applications, and large-scale screening • Experience in small team leadership and project management • Experience in leading and delivering results in R&D or innovation programs • Authorization to work in the United States indefinitely without restriction or sponsorship. The Ideal Candidate Possesses the Following: • Good communication and interpersonal skills • Demonstrated proficiency in contributing independently on a project team with time and quality deliverables • Ability to read, write, and interpret documents, such as standard operating procedures and technical reports • Ability to perform mathematical calculations, statistical analyses, and data interpretation • Ability to multitask with organization and manage time effectively • Ability to solve practical problems and troubleshooting skills • Ability to work in a laboratory setting, according to physical requirements of a laboratory role • Lab equipment and office computer/software proficiency • Above average oral and written communication skills • Demonstrates a positive attitude, capacity for team environment, and exhibits a genuine interest in drug discovery in support of advancing human health • Ability to develop new methods, and lead research and development projects • Ability to review and QC release data/reports • Ability to lead small, informal sub-teams, train, and train new team members • Ability to conduct mid-size projects with minimal supervision • Ability to contribute to strategic vision, establishment of new service lines, equipment, and data management systems • Ability to easily support cross-functional demands Position is full-time working Sunday - Thursday or Saturday - Wednesday 8:00pm - 5:00 PM. Candidates currently living within a commutable distance of St. Charles, MO  are encouraged to apply. • Excellent full-time benefits including comprehensive medical coverage, dental, and vision options • Life and disability insurance • 401(k) with company match • Paid vacation and holidays #LI-KS1 Eurofins USA Discovery Services is a Disabled and Veteran Equal Employment Opportunity employer.