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Are you ready to apply your knowledge, skillset and background to an exciting new career at Charles River? From learning to leadership, this is your chance to take your career to the next level!  We have a variety of job openings and we invite you to search and apply for a job today!

 

 

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Testreq - Italy Walkthrough
Testreq - Italy Walkthrough Ahmedabad, IN Dec 29, 2025
Ahmedabad, IN Dec 29, 2025
Technician I, Technical Operations Weekends
Technician I, Technical Operations Weekends Ashland, OH, US, 44805 Dec 19, 2025
Ashland, OH, US, 44805 Dec 19, 2025
Team Leader I - Operations Training
Team Leader I - Operations Training Ashland, OH, US, 44805 Dec 17, 2025
Ashland, OH, US, 44805 Dec 17, 2025
Support Scientist I, Bioanalytical Chemistry
Support Scientist I, Bioanalytical Chemistry Ashland, OH, US, 44805 Jan 1, 2026
Ashland, OH, US, 44805 Jan 1, 2026
Research Analyst I (Chemist), Bioanalytical Chemistry
Research Analyst I (Chemist), Bioanalytical Chemistry Ashland, OH, US, 44805 Jan 1, 2026
Ashland, OH, US, 44805 Jan 1, 2026
Research Analyst I (Chemist), Bioanalytical Chemistry
Research Analyst I (Chemist), Bioanalytical Chemistry Ashland, OH, US, 44805 Jan 1, 2026
Ashland, OH, US, 44805 Jan 1, 2026
Research Analyst I, Formulations
Research Analyst I, Formulations Ashland, OH, US, 44805 Dec 25, 2025
Ashland, OH, US, 44805 Dec 25, 2025
Research Analyst I (Biologist) - Immunology
Research Analyst I (Biologist) - Immunology Ashland, OH, US, 44805 Dec 18, 2025
Ashland, OH, US, 44805 Dec 18, 2025
Technical Trainer I - In-Life
Technical Trainer I - In-Life Ashland, OH, US, 44805 Dec 23, 2025
Ashland, OH, US, 44805 Dec 23, 2025
Team Leader I, Necropsy
Team Leader I, Necropsy Ashland, OH, US, 44805 Dec 16, 2025
Ashland, OH, US, 44805 Dec 16, 2025
Acclimation Technician I
Acclimation Technician I Ashland, OH, US, 44805 Jan 6, 2026
Ashland, OH, US, 44805 Jan 6, 2026
Technician I- Technical Operations- Weekends 2nd Shift
Technician I- Technical Operations- Weekends 2nd Shift Ashland, OH, US, 44805 Dec 18, 2025
Ashland, OH, US, 44805 Dec 18, 2025
Technician I, Sample Processing 2nd Shift
Technician I, Sample Processing 2nd Shift Ashland, OH, US, 44805 Jan 8, 2026
Ashland, OH, US, 44805 Jan 8, 2026
Technician I, Sample Processing 2nd Shift
Technician I, Sample Processing 2nd Shift Ashland, OH, US, 44805 Jan 8, 2026
Ashland, OH, US, 44805 Jan 8, 2026
Technician I, Technical Operations
Technician I, Technical Operations Ashland, OH, US, 44805 Jan 8, 2026
Ashland, OH, US, 44805 Jan 8, 2026
Technician I- Technical Operations
Technician I- Technical Operations Ashland, OH, US, 44805 Dec 18, 2025
Ashland, OH, US, 44805 Dec 18, 2025
Supervisor - Technical Operations
Supervisor - Technical Operations Ashland, OH, US, 44805 Jan 9, 2026
Ashland, OH, US, 44805 Jan 9, 2026
Technician I, Necropsy
Technician I, Necropsy Ashland, OH, US, 44805 Jan 5, 2026
Ashland, OH, US, 44805 Jan 5, 2026
Technician I, Necropsy
Technician I, Necropsy Ashland, OH, US, 44805 Jan 5, 2026
Ashland, OH, US, 44805 Jan 5, 2026
Associate Director Regulatory Compliance
Associate Director Regulatory Compliance Ballina, IE, F26D786 Dec 19, 2025
Ballina, IE, F26D786 Dec 19, 2025
Senior In-Vitro Bioassay Analyst
Senior In-Vitro Bioassay Analyst Ballina, IE, F26D786 Dec 22, 2025
Ballina, IE, F26D786 Dec 22, 2025
Animal Care Technician II
Animal Care Technician II Baltimore, MD, US, 21224 Jan 3, 2026
Baltimore, MD, US, 21224 Jan 3, 2026
Animal Care Technician I
Animal Care Technician I Baltimore, MD, US, 21224 Dec 16, 2025
Baltimore, MD, US, 21224 Dec 16, 2025
Animal Caretaker
Animal Caretaker Baltimore, MD, US, 21224 Dec 22, 2025
Baltimore, MD, US, 21224 Dec 22, 2025
Cagewash Technician II
Cagewash Technician II Baltimore, MD, US, 21224 Jan 8, 2026
Baltimore, MD, US, 21224 Jan 8, 2026