Position Summary:

We are seeking a highly motivated scientist or biological engineer with experience in expression, purification, and characterization of proteins. S/he will join an interdisciplinary team to implement and execute new and existing methods for protein biochemistry efforts. We are looking for an enthusiastic, detail-oriented scientist with a passion for mastering protein biochemistry and analytical techniques to bring novel medicines to patients. S/he will be comfortable balancing multiple projects and enjoy working in a pioneering, fast-paced, and collaborative start-up environment, with the opportunity to make a large impact to advance Toran’s mission.


  • Execute experiments to express, purify, and characterize proteins to support drug discovery
  • Work with senior researcher(s) to execute and troubleshoot existing methods, and evaluate and implement new methods
  • Advocate for innovation and application; learn and implement new experimental techniques and approaches that can answer critical scientific questions
  • Communicate ideas and results to internal and external parties in verbal, written, and presentation formats, when appropriate
  • Contribute meaningfully to building a world-class transporter platform at the forefront of scientific innovation

Key Qualifications:

  • B.S. (with 2+ years’ experience), or M.S. in biochemistry, biochemical engineering, or related fields, with an emphasis on protein expression or purification
  • Experience with mammalian expression systems and/or protein purification.
  • Strong ability to analyze and communicate complex data sets and science in a clear and concise manner through written or oral communications
  • Ability to troubleshoot problems in creative ways to ensure delivery on program goals.
  • Instinctive team player with excellent interpersonal skills and great attention to detail.

Preferred Qualifications:

  • Experience with protein characterization and associated techniques (SDS-PAGE, Western blot).
  • Experience with membrane proteins. 
  • Proficiency with chromatographic instrumentation and techniques. 
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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