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Sr. Scientist I, Molecular and Cellular Biology

Job DescriptionJob DescriptionSalary: $110,000 - $120,000/year

    Job Overview

    BPS Bioscience Inc. is a leading provider of recombinant proteins, assay kits, and recombinant cell lines for drug discovery. We are seeking an exceptional scientist, with a strong background in enzymology, enzyme kinetics, protein/protein interactions, and fluorescence and luminescence-based assays.



    We are seeking a highly skilled Senior Scientist I with deep expertise in antibody to join our Molecular and Cellular Biology team. This position plays a critical role in driving research and development efforts, with a primary focus on the design, expression, engineering for multiple targets, purification, and optimization of antibodies, including phage display, single B cell isolation, humanization, and stable cell line . The ideal candidate will have strong industry experience and be adept at independently designing and executing experiments at a high standard.



    Responsibilities:

    • Lead and execute projects related to antibody , including:
      • Antibody design and engineering (e.g., humanization, affinity maturation, bispecific antibody)
      • Molecular cloning and vector design
      • Transient and stable expression in mammalian system
      • Antibody purification using affinity chromatography and other techniques
    • Develop and optimize stable cell lines for antibody production
    • Utilize fermentation systems for antibody expression (small- to mid-scale)
    • Evaluate and integrate new technologies to enhance R&D capabilities
    • Participate in team meetings, project planning, and cross-functional collaborations
    • Design and perform cell-based functional assays to characterize antibody activity
    • Present research findings internally and externally, including at scientific conferences
    • Maintain rigorous documentation and ensure high standards of data integrity
    • Maintaining excellent working relationships with partners throughout the company.
    • Maintaining updated and well-organized lab notebooks.
    • Other tasks and duties as assigned.

    Requirements:

    • A Ph.D. degree in Molecular Biology, Cell Biology required.
    • Minimum 3 - 5 years industry experience focused on antibody required
    • The candidate must have proven experience performing enzyme kinetics and assay optimization.
    • Proven track record in antibody discovery and development, including engineering and functional validation
    • Extensive experience with phage display, mammalian cell culture, sterile technique, and molecular biology methods
    • Proficiency in downstream processing including protein purification and analytical characterization
    • Strong problem-solving skills and ability to manage multiple projects in parallel
    • Excellent written and verbal communication skills
    • Team-oriented with a collaborative mindset and attention to detail

    Benefits!

    • 401k with 4% company match
    • Medical/Dental/Vision health insurance plans
    • Vacation and paid holidays
    • Companywide lunches provided quarterly



    BPS Bioscience is an equal opportunity employer, without regard to , , , , , , , or any other characteristic protected by applicable law.

    Sr. Scientist I, Molecular and Cellular Biology

    San Diego, CA
    Full time

    Published on 08/12/2025

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