Notice to U.S. Applicants: Charles River is a U.S. Federal Contractor.  As a result, we must follow the Presidential Executive Order to mandate vaccinations, and ensure our U.S. employees are fully vaccinated against COVID-19 by December 8, 2021. We will be requiring proof of vaccination from all U.S. employees. 

About Us

For 70 years, Charles River employees have worked together to assist in the discovery, development, and safe manufacture of new drug therapies. Together, We Create Healthier Lives

When you join our family, you will have a significant impact on the health and well-being of people across the globe. We will partner with  you to help you build a career that you can feel passionate about. Find out Why We're Here

Employee Stories at Charles River

We approach each day with the knowledge that our work helps to improve the health and well-being of many across the globe. See how Kate Krontz has applied her skills to a worldwide mission. 

We have dedicated employees around the world, and are passionate about our role in improving the quality of people’s lives. Together, we have supported the development of ~85% of the drugs approved by the FDA in 2019.

Our mission, excellent science, and strong sense of purpose guide us in all that we do. 


Our Culture

At Charles River, we are committed to empowering our employees with the tools and programs they need to develop rewarding and fulfilling careers. We are proud to be part of the 2019 Bloomberg Gender-Equality Index.

Our work environment is friendly, fun, nurtures teamwork, provides regular training, offers Equal Employment Opportunities, and promotes a diverse workplace.

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

EEO is the Law, EEO is the Law (supplement poster)​, Pay Transparency.

Our Locations

Join a team that supports a variety of clients through every step of their drugs' development at locations around the world.


Corporate Social Responsibility

Our responsibility to improve people’s lives extends beyond therapeutic cures to our planet and the communities where we live and work. In 2018, Charles River employees packaged more than 1 million meals worldwide in partnership with Rise Against Hunger.

See Our Impact


We offer a variety of competitive programs to provide our employees with options to best fit their needs.See Peter Giacalone's journey on how our benefits have helped him with his personal and career goals.

View Our Benefits