Senior Scientist

About Us

CHO Plus is an early-stage biotechnology company located in the San Francisco Bay Area.  We have developed patented technology for engineering mammalian cells to vastly increase their productivity for therapeutic protein manufacturing.  

We recently received major support from Johnson & Johnson and we will move into JLabs (South San Francisco).

This senior-level molecular biologist position is for someone who will help us disrupt biologics manufacturing.



The successful candidate will be an experienced independent molecular biologist, motivated to further develop our technology toward full commercialization.  The work will involve cell engineering, vector design and preparation, transfection, cell culture, cloning and screening, flow cytometry, and other related molecular and cellular biology techniques.  Collaboration with co-workers and with pharmaceutical company customers is essential for this position.


Must have:

Multiple years of experience with cell line creation; mammalian cell culture expertise; experience with general molecular biology techniques for creating vectors and transfecting cells; experience with protein assay techniques for screening transfectants



PhD in a related field; experience with flow cytometry, cell banking experience, experience with transposase transfection methods; knowledge of the regulatory environment related to creating and testing cells destined for GMP manufacturing; experience with protein analytical methods



Salary plus equity, commensurate with experience


Start date:

Immediate opening

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