Research Associate – Discovery Cell Biologist R&D (MA)

Job Description
Semma Therapeutics, a biotechnology company focused on developing a pluripotent stem cell-based cell therapy for Type 1 diabetes, is seeking an outstanding research associate (RA) to join its growing team. The full-time role will focus on tissue culture, molecular and cellular characterization, and assay development. Under the supervision of a Senior Scientist the associate will be responsible for the day-to-day execution of specific projects in coordination with members of the Process Development team. The position will be located in Cambridge/Boston, MA.


  • Culture and differentiation of human pluripotent stem cells in various conditions, including differentiation protocol optimization
  • Assist in execution of well-controlled in vitro experiments to demonstrate technological feasibility and improvements for characterization of cell product and/or achieve proof-of-concept
  • Perform routine in vitro assays (Flow Cytometry, ICC, GSIS, qRT-PCR)
  • Collaborate internally with Semma team, train colleagues in new techniques and maintain relationships with external Scientific partners

Required qualifications:

  • Experience with cell culture and cell-based assays
  • Critical thinking and independence, ability to troubleshoot, solve difficult problems, and develop process and/or assay improvements
  • Attention to detail and careful record-keeping
  • Excellent organizational skills
  • Excellent oral and written communication skills, able to write technical reports and protocols
  • Flexible team player excited to collaborate with internal and external partners
  • Highly self-motivated and flexibility in working schedule to accommodate weekend work if necessary
  • Authorized to legally work in US

Preferred qualifications:

  • BS in a relevant scientific degree with 1-2 years of laboratory research experience (academia or industry)
  • Experience with embryonic or induced pluripotent stem cell (ESC/hiPSC) culture
  • Experience and knowledge of pancreatic islet biology, diabetes and /or metabolic diseases

Please note that applicants should have authorization to work in the United States. Semma offers competitive pay, health insurance, time-off among other benefits. Please, fill out the form below and include your resume.


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