Associate Scientist I

Hiring organization: Eurofins Optimed
Job posted: 2026-05-04
Locations:
United States - Saint Charles
Description:

Job Description

 Associate Scientist I responsibilities include, but are not limited to, the following:

  • Performs work in a laboratory setting, meeting the physical job requirements of a lab role. 
  • Prepares and manages inventory of buffers, reagents, media, semi-finished and finished goods. 
  • Maintain and culture multiple cell lines, ensuring consistency, sterility, and experimental reproducibility in a BSL2 environment. 
  • Execute and optimize cell-based assays to support drug discovery programs in ADMETox, BioMAP® Services, Ion Channel Services, BioMarker Services, OncoPanelTM Services and/or BioTherapeutics. 
  • Identify opportunities to improve workflows, efficiency, or data quality. 
  • Perform compound dosing, serial dilutions, and plate-based assay workflows. 
  • 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 records. 
  • Troubleshoot assay variability and identify root causes of inconsistent results. 
  • Contribute to improving assay robustness, scalability, and throughput. 
  • Record, organize, and analyze experimental data using tools such as Microsoft Excel and GraphPad Prism. 
  • Perform basic statistical analysis and generate graphs (e.g., dose-response curves, bar charts) to support data interpretation. 
  • Perform routine laboratory calculations, including molarity, dilutions, and concentration conversions. 
  • Use Microsoft Office (Excel, Word, PowerPoint) to organize and analyze data, generate reports and visualizations, and effectively communicate experimental results. 
  • Work cross-functionally with biology, chemistry, and project management teams. 
  • Supports unit goals and demonstrates Eurofins’ competencies, as defined in the job plan. 
  • Provides training to colleagues and external end users, when required. 
  • Stay current on advancements in scientific technologies and drug discovery trends. 
  •  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. 

Qualifications

Basic Minimum Education Qualifications:

  •  Associate Degree with a minimum 1 year of relevant experience 
  • B.A. or B.S. in Biology or Chemistry-related field 

Basic Minimum Qualifications:

  • Experience in a contract research organization 
  • Experience with cell-based assays /cell culture
  • Work experience in a laboratory setting 
  • Lab equipment and office computer/software proficiency
  • 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 work in a laboratory setting, according to the physical requirements of a laboratory role 
  • Authorization to work in the United States indefinitely without restriction or sponsorship.

The Ideal Candidate Possesses the Following:

  • Good communication and interpersonal skills
  • Ability to multitask with organization and manage time effectively 
  • Ability to solve practical problems and troubleshooting skills 
  • 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

Additional Information

Position is full-time, working Monday - Friday 8:00 am - 5:00 pm, with overtime as needed. 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

    Eurofins USA Discovery Services is a Disabled and Veteran Equal Employment Opportunity employer.

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