Associate Scientist - Therapeutic Proteins (Biotechnology)

Location: Tarrytown, New York, United States — onsite

Salary: $70,300–$110,100 annually

Company

Biotechnology company developing and commercializing medicines for serious diseases, including cancer, immunological, cardiovascular, neurological, and rare diseases.

What you will do

• Conjugate antibodies with bifunctional chelating agents and fluorescent probes using validated protocols.
• Characterize antibody bioconjugates with SE-HPLC, SDS-PAGE, Western blot, and UV/Vis spectroscopy.
• Radiolabel conjugated antibodies with Zr-89, Cu-64, and other radionuclides, then purify products for same-day imaging studies.
• Perform radio-HPLC, radio-iTLC, and gamma-counting quality control testing.
• Maintain mammalian cell cultures and run cell-based assays to validate tracer binding and function.
• Coordinate tracer preparation with imaging scientists and therapeutic-area project teams while maintaining laboratory and radiation-safety records.

Requirements

• Bachelor’s degree in Chemistry, Biochemistry, Chemical Engineering, Chemical Biology, or a related field, plus 1–2 years of laboratory experience.
• Hands-on experience with protein chemistry and bioconjugation, or strong foundational knowledge and willingness to learn.
• Experience with HPLC, FPLC, or column chromatography and mammalian cell culture.
• Comfort working with radioactive materials and willingness to complete radiation-safety training.
• Computer proficiency, including Excel, Prism or similar data-analysis software, and electronic laboratory notebook systems.
• Ability to lift 50 lbs and communicate effectively in a collaborative, fast-paced environment.

Nice to have

• Previous radiochemistry experience.

Culture & Benefits

• Collaborative environment focused on translating scientific research into medicines.
• Competitive total rewards package that may include annual incentives, equity awards, retirement benefits, health insurance, paid time off, and family-support benefits.
• Inclusive equal-opportunity workplace with reasonable accommodations available during recruitment where required.