Job Description

For 75 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 OverviewThe Immunotox group supports drug development by investigating immune responses using flow cytometry. The group supports immunophenotyping endpoints, isolation of PBMCs and cell-based stimulation assays. Utilizing these platforms/assays, the team is responsible for the method development, validation and routine sample analysis in both the regulated and non-regulated space of non-clinical studies. Essential FunctionsEffectively manage a portfolio of sample analysis projects while ensuring timelines are met in a single operational area with oversightExecute review and approval of data with oversight for final scientific/technical decisions within a single operational areaDevelop understanding of compliance expectations to respond to quality assurance audit observations in appropriate software with oversightAssist with oversight the completion of laboratory investigations, assay troubleshooting and quality observationsAssist in problem solving for technical and/or regulatory issues with oversightResponsible for writing and preparing study plans/protocols/amendments with minimal oversightParticipate in Sponsor visits/tours with minimal oversightDevelop expertise in developing and validating quantitative/qualitative methods/procedures with limited complexity/scope in one operational area with minimal oversightPerform data analysis using appropriate software with minimal oversightDevelop critical thinking, troubleshooting and time management skills aligned with needs of operational areasDemonstrate effective communication skills through informal discussions with peers, supervisor, and team; Function as a liaison, maintaining timely and frequent communication between CRL andSponsor/Client/SD with minimal oversightEnsure scientific integrity of studies with minimal oversightFunction as a Principal Investigator, Individual Scientist and/or Study Director as assigned with minimal oversightActively communicate and collaborate across operational areas in order to adhere to timelines and produce quality dataEfficiently perform and document all procedures, materials and results in compliance with applicable regulatory standards as applicable (protocols, methods, SOPs, etc.)Write, review and approve deviations with oversightDevelop knowledge of regulatory and GXP requirements, industry standards and company SOPs within one operational areaEffectively manage a small portfolio of research projects including method development and validation while ensuring timelines are met in a single operational area with oversightPerforms all other related duties as assigned Job RequirementsQualificationsBachelor’s degree (BA/BS) with 5-7 years of relevant working experience. Master’s degree (MS) with 1-2 years of relevant work experience. Doctorate degree (PhD) with no experienceAbility to communicate verbally and in writing at all levels inside and outside the organizationBasic familiarity with Microsoft Office SuiteComputer skills, commensurate with Essential Functions, including the ability to learn a validated systemAbility to work extended hours beyond normal work schedule to include, but not limited to evenings, weekends, extended shifts, and/or extra shiftsSometimes on short noticeAbility to work under specific time constraintsMust be authorized to work in the United States without a sponsor visa, now or in the future.The pay rate for this role is $80k/year.About Safety AssessmentCharles River is committed to helping our partners expedite their preclinical drug development with exceptional safety assessment services, state-of-the-art facilities and expert regulatory guidance. From individual specialty toxicology and IND enabling studies to tailored packages and total laboratory support, our deeply experienced team can design and execute programs that anticipate challenges and avoid roadblocks for a smooth, efficient journey to market. Each year approximately 300 investigational new drug (IND) programs are conducted in our Safety Assessment facilities.About Charles RiverCharles 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 20,000 employees within 110 facilities in over 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.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 worked on 80% of the drugs approved by the U.S. Food and Drug Administration (FDA) in the past five years.We’re committed to providing benefits that elevate your quality of life. Based on your position these may include: bonus/incentives based on performance, 401K, paid time off, stock purchase program, Health and wellness coverage, employee and family wellbeing support programs, and work life balance flexibility.Equal Employment OpportunityCharles River is an equal opportunity employer and is committed to providing equal employment opportunities for all qualified applicants and employees without regard to race, color, sex, religion, national origin, ancestry, age, mental or physical disability, family status, pregnancy, military or veteran status, or any other characteristic protected by federal, state, or local laws.It is unlawful in some states (including Massachusetts) to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.If you are interested in applying to Charles River Laboratories and need special assistance or an accommodation due to a disability to complete any forms or to otherwise participate in the resume submission process, please contact a member of our Human Resources team by sending an e-mail message to crrecruitment_US@crl.com. This contact is for accommodation requests for individuals with disabilities only and cannot be used to inquire about the status of applications.For more information, please visit ID: 235877_en_USEmployment Type: ExemptJob Area: ScientificPosted Date: 26/08/2026

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Contract work, Work experience placement, Work at office, Local area, Worldwide, Visa sponsorship, Flexible hours, Shift work, Weekend work, Afternoon shift

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