Company Summary:

Tessera Therapeutics is pioneering Gene Writing™— a new biotechnology designed to offer scientists and clinicians the ability to write small and large therapeutic messages into the genome, thereby curing diseases at their source. Gene Writing holds the potential to become a new category in genetic medicine, building upon recent breakthroughs in gene therapy and gene editing while eliminating important limitations in their reach, utilization, and efficacy. Tessera Therapeutics was founded by Flagship Pioneering, a life sciences innovation enterprise that conceives, resources, and develops first-in-category companies to transform human health and sustainability.

Position Summary:

The Synthetic Biology group is seeking a Intern/Co-op to support protein expression and purification of Gene Writer proteins. A successful candidate should be collaborative, communicative, and passionate about working with proteins that will mediate the next generation of genetic medicines. This individual will join a dynamic, rapidly growing, and highly collaborative team.

Key Responsibilities:

  • Express proteins using various expression systems (e.g., coli, cell-free)
  • Carry out protein purification using AKTA FPLC
  • Time management of multiple projects while keeping excellent records of experimental results
  • Work and communicate within a highly collaborative and dynamic team

Basic Qualifications:

  • Currently enrolled in BS/MS in Biology, Biochemistry, Molecular Biology, or related field
  • Experience with protein production and/or purification
  • Skilled in SDS-PAGE and western blotting
  • Strong written and oral communication skills, interpersonal skills and ability to effectively work as part of a team
  • Attention to detail and ability to be agile and comfortably work on multiple projects simultaneously

Preferred Qualifications but NOT required:

  • Experience with FPLC protein purification, preference for AKTA specifically


More About Flagship Pioneering

Flagship Pioneering has conceived of and created companies such as Moderna Therapeutics (NASDAQ: MRNA), Editas Medicine (NASDAQ: EDIT), Omega Therapeutics (NASDAQ: OMGA), Seres Therapeutics (NASDAQ: MCRB), and Indigo Agriculture. Since its launch in 2000, Flagship has applied its unique hypothesis-driven innovation process to originate and foster more than 100 scientific ventures. In 2021, Flagship Pioneering was ranked 12th globally on Fortune’s “Change the World” list, an annual ranking of companies that have made a positive social and environmental impact through activities that are part of their core business strategies.

Flagship Pioneering and our ecosystem companies are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or Veteran status.


Recruitment & Staffing Agencies:  Flagship Pioneering and its affiliated Flagship Lab companies (collectively, “FSP”) do not accept unsolicited resumes from any source other than candidates.  The submission of unsolicited resumes by recruitment or staffing agencies to FSP or its employees is strictly prohibited unless contacted directly by Flagship Pioneering’s internal Talent Acquisition team.   Any resume submitted by an agency in the absence of a signed agreement will automatically become the property of FSP, and FSP will not owe any referral or other fees with respect thereto.

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