💼 Full-Time Position

Senior Scientist II (Preclinical Bioanalysis)

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Exelixis
📍 Alameda, California, United States
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Location
Alameda, United States
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Posted
June 19, 2026
Type
Full-Time
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Full-Time Opportunity: This is a permanent, full-time position with a competitive package and real career growth potential.

Job Description

SUMMARY/JOB PURPOSE:

The Senior Scientist II of preclinical bioanalysis provides preclinical bioanalytical support for the advancement of the biologics portfolio at Exelixis. The incumbent must have strong LCMS-based bioanalysis experience as s/he supports preclinical activities of ongoing and new projects in antibody drug conjugates and other biologics.

ESSENTIAL DUTIES AND RESPONSIBILITIES:

  • Independently design and execute assay development and qualification of ADCs or other biologics in rodent and NHP matrices, perform pharmacokinetic sample analyses in support of proof-of-concept studies on biologic oncology programs from discovery to lead selection. 

  • Design, implement and manage studies for pharmacokinetic characterization of biologic drug candidates conducted by CROs and in-house as needed.

  • Critical scientific/technical data analysis and interpretation of experiments.

  • Interact and collaborate wi...