Associate III Assay Development

Req ID #:  232011
Location: 

Memphis, TN, US, 38118 Memphis, TN, US, 38118

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 Summary

The successful candidate will be responsible for activities in assay development including (but not limited to) bioassays, cellular assays, protein assays, and flow cytometry. The position requires the utmost attention to detail, very strong organizational skills, computer proficiency, and a basic understanding of laboratory instrumentation. In addition, effective communication skills and the ability to function in a fast-paced, highly technical environment with minimal supervision are essential for success. 

 

ESSENTIAL DUTIES AND RESPONSIBILITIES:

•    Adhere to Good Documentation Practices. 
•    Enters observations and results into the appropriate trending databases for periodic analysis and trending. 
•    Assists the AD Team with maintaining proper overall operation of department (physical inventories, logs, documentation, filing, etc.). 
•    Assists with the implementation of quality improvement initiatives for AD laboratory operations 
•    Maintains laboratory supplies, media, and reagents inventory. 
•    Adheres to procedures and practices to ensure data integrity and traceability. 
•    Responsible for assisting with routine laboratory upkeep and organization. 
•    Other duties as required. 

Job Qualifications

•    BS or higher degree in the biological sciences or related field with a minimum of 5 years relevant laboratory experience. 
•    Strong background and experience with cell-based immunological in vitro methods (e.g. MLR, cytotoxicity, HLA-restriction, CTLp, cell proliferation, etc.) and instrumentation. 
•    Knowledge and technical expertise in areas of assay development, optimization and validation leveraging off-the-shelf technologies such as ELISA, flow cytometry, PCR/other molecular biology-based assays). 
•    Study design, data/statistical analysis, reporting results in both written and oral format (presentation). 
•    Flow cytometry experience, preferably with BD FACs systems using FACSuite software, including assay development and qualification. 
•    ELISA, bioassay, Western blot, cell-based assay experience includes assay development. 
•    Previous experience working with aseptic techniques and culturing of mammalian cells and familiarity with cell culturing basics. 
•    Ability to work independently and as part of a team. 
•    Detail-oriented with strong written and verbal communication skills. 
•    Ability to problem-solve and troubleshoot as necessary.

 

 

 

The pay range for this position is $70,212 - $93,616. Please note that salaries vary within the range based on factors including, but not limited to, experience, skills, education, certifications, and location.

About Charles River’s CDMO Services

With over 20 years of experience and industry-leading expertise, Charles River’s cell and gene therapy Contract Development and Manufacturing Organization (CDMO) group supports biotechnology and pharmaceutical companies in advancing their complex programs from early development through commercialization. Our integrated, phase-appropriate CDMO capabilities—including plasmid DNA, viral vector, and cell therapy manufacturing—enable seamless development and faster timelines. With centers of excellence in the US and UK, we offer GMP-compliant and research-grade solutions, along with comprehensive analytical services and regulatory support. Whether clients need end-to-end development, standalone services, or insourced support, our CDMO team provides custom solutions to meet evolving program needs. From process development in Hanover to viral vector manufacturing in Rockville, large-scale cell therapy production in Memphis, and plasmid DNA services in Keele, we simplify the supply chain and accelerate cell and gene therapy breakthroughs.

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 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 Opportunity

Charles 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 www.criver.com.


Nearest Major Market: Memphis

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