WuXi AppTec

Associate Scientist, Cell Based Assays

Job Locations US-PA-Philadelphia
Job ID


Performs and directs assays according to and in compliance with Good Laboratory Practices (GLP), current Good Manufacturing Practices (cGMP), Code of Federal Regulations (CFR) and/or Points to Consider (PTC) guidelines and Standard Operating Procedures (SOPs). Sufficiently competent in science to initiate and carry out scientific development projects related to the development of new assays, initiation of new programs, assay validations and associated projects. Schedules and directs assays. Assists with training junior staff members. Performs Research & Development activities. Acts as Study Director as required. Assists supervisor with day-to-day lab management duties. Correctly analyzes scientific data with accuracy and precision


• Demonstrates scientific technical expertise and proficiency in scientific theory and rigorous practical application in the completion of laboratory procedures as it relates to Analytical methods, flow cytometry and/or cell based potency assays
• Effectively communicates and defends science through written and verbal communication
• Provides training on areas of technical expertise and compliance issues relevant to the lab setting
• Conducts and directs assays and lab procedures according to and in compliance with GLP, cGMP, CFR and/or PTC guidelines and SOPs
• Accurately completes batch records and other required documentation according to and in compliance with GLP, cGMP, CFR and/or PTC guidelines and SOPs
• Prepares protocols, final reports, investigations, and deviations as needed, with minimal supervision
• Conducts critical review of results and reports data appropriately
• As assigned by Management, acts as Technical Reviewer / Study Director for specific assays and assumes all associated responsibilities
• As assigned by Management, supervises personnel and assumes all associated responsibilities
• Independently initiates and carries out scientific development projects relating to the development of new assays
• Trains new personnel in laboratory procedures
• Effectively interacts with clients as required
• Maintains a laboratory notebook for Research & Development activities as required; reviews and signs laboratory notebooks
• Follows all general and laboratory SOPs


• 5 + years of relevant experience or equivalent for Bachelors’, 3+ years for Master’s or 1+ PhD degree in Biological Sciences or related field or equivalent experience
• Strong Technical and Scientific knowledge of protein based assays (i.e. ELISA, electrophoresis, etc), flow cytometry and/or cell based potency methods.
• Ability to use proficiently advanced laboratory equipment, such as, but not limited to; Flow Cytometers, automated cell counters, plate readers, HPLC, gel scanners, etc.

Our Values:

Integrity & Dedication, Working Together & Sharing Success; Do the Right Thing & Do it Right.


Our greatest asset is our people, WuXi is dedicated to providing opportunities for internal growth with direct access to a dedicated and accessible Human Resources team.


WuXi AppTec provides equal employment opportunity to all individuals regardless of their race, color, creed, religion, gender, age, sexual orientation, national origin, disability, veteran status, or any other characteristic protected by state, federal, or local law.


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