Scientist II - Laboratory R&D

Req ID #:  67520

Wilmington, MA, US, 01887

For 70 years, Charles River employees have worked together to assist in the discovery, development and safe manufacture of new drug therapies. When you join our family, you will have a significant impact on the health and well-being of people across the globe. Whether your background is in life sciences, finance, IT, sales or another area, your skills will play an important role in the work we perform. In return, we’ll help you build a career that you can feel passionate about.

Job Summary

We are seeking a Scientist II for our Laboratory R&D site located in Wilmington location.


The Scientist II will be responsible for the production, purification, analysis and quality control testing of viral antigens and tissue controls, recombinant proteins, standard immune and non-immune sera, cell stocks, microbial seed stocks, and serology reagents, such as conjugates, substrates, and diluents.



  • Share responsibility for developing/planning diagnostic/QC R&D project activity and/or new product development
  • Provide results and/or technical assistance to external customers via verbal and/or written communication.   
  • Assist supervisors in interpreting diagnostic results and provide technical consulting support to a laboratory department.



  • Master's degree (M.S./M.A.) in a scientific related discipline. 
  • Two - six years previous directly related laboratory experience in immunoanalytical experimental design and execution, data collection, data analysis and interpretation, and result presentation.
    •  An equivalent combination of education and experience may be accepted as a satisfactory substitute for the specific education and experience listed above.
  • Full understanding of regulatory requirements of study types assigned, as well as Testing Facility SOPs and Good Laboratory Practices (GLPs), as appropriate.
  • Molecular biology experience for expression, production and purification of recombinant proteins. 
  • Knowledgeable about ELISA and/or multiplex technologies and assay development.
  • Exceptional analytical and problem-solving capabilities.
  • Excellent written and verbal communication skills .
  • Able to prioritize work and meet deadlines under minimal direction.
  • Proficient in computers in the use of standard software with standard laboratory calculations including MS Office Suite. 



  • Ph.D/D.V.M.
  • Proficiency in the use of analytical instrumentation software such as SoftMax Pro, MSD, and Watson with the ability to troubleshoot for routine and non-routine work


About Research Models & Services
Fundamental to basic research and discovery is the use of in vivo models to help identify disease targets and determine potential biological pathways that regulate the condition.  As the world’s leader in the production and distribution of the highest quality research animal, with 1 out of 2 animal models produced for preclinical research globally, we understand the importance of this step. With seven decades of experience, our expertise is unmatched, allowing us to provide you with the perfect model, including disease-specific and preconditioned options, for basic research and beyond.


About Charles River
Charles River is an early-stage contract research organization (CRO). We have built upon our foundation of laboratory animal medicine and science to develop a diverse portfolio of discovery and safety assessment services, both Good Laboratory Practice (GLP) and non-GLP, to support clients from target identification through preclinical development. Charles River also provides a suite of products and services to support our clients’ clinical laboratory testing needs and manufacturing activities. Utilizing this broad portfolio of products and services enables our clients to create a more flexible drug development model, which reduces their costs, enhances their productivity and effectiveness to increase speed to market.


With over 17,000 employees within 90 facilities in 20 countries around the globe, we are strategically positioned to coordinate worldwide resources and apply multidisciplinary perspectives in resolving our client’s unique challenges. Our client base includes global pharmaceutical companies, biotechnology companies, government agencies and hospitals and academic institutions around the world. And in 2019, revenue increased  to $2.62 billion.


At Charles River, we are passionate about our role in improving the quality of people’s lives. Our mission, our excellent science and our strong sense of purpose guide us in all that we do, and we approach each day with the knowledge that our work helps to improve the health and well-being of many across the globe. We have proudly supported the development of ~85% of the drugs approved by the FDA in 2019.


Equal Employment Opportunity 


Charles River Laboratories is an Equal Opportunity Employer - M/F/Disabled/Vet