Apriori Bio: Protein Science Co-Op
Flagship Pioneering Co-Op Program · Cambridge, MA USA · United States · On-site
Pay: USD 25 – 35 a hour
Posted Oct 1, 2026
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This position is open exclusively to current Northeastern University Co-Op students.
Work Period: January 2027 to June 2027. This is a full-time, 40 hours per week position with 5 days in office.
Join Our Innovative Team at Apriori Bio!
Are you ready to be part of a pioneering biotech company on the frontline of developing solutions against rapidly evolving viruses like influenza and SARS-CoV-2? At Apriori Bio, we're creating a safer world through resilient vaccines and advanced antibody therapeutics using our cutting-edge Octavia™ platform.
About Flagship Pioneering
Apriori Bio was founded by Flagship Pioneering’s venture creation engine that invents and builds platform companies, each with the potential for multiple products that transform human health or sustainability. Since its launch in 2000, Flagship has originated and fostered more than 100 scientific ventures, resulting in more than $90 billion in aggregate value. Many of the companies Flagship has founded have addressed humanity’s most urgent challenges: vaccinating billions of people against COVID-19, curing intractable diseases, improving human health, preempting illness, and feeding the world by improving the resiliency and sustainability of agriculture. Flagship has been recognized twice 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, and has been twice named to Fast Company’s annual list of the World’s Most Innovative Companies. Learn more about Flagship at www.flagshippioneering.com .
Flagship Pioneering Co-Op Program
Welcome to the Flagship Pioneering Co-Op Program for the cohort dreaming big and taking courageous leaps. You’ll join fellow peers across our ecosystem of companies and learn firsthand how we build first-in-category companies. You’ll have access to enrichment sessions , a dedicated professional development track , and a mentor that help guide you toward your next step. By the end, you will carry on a meaningful project outcome , a genuine network , and a front-row view of how Flagship pioneers new ventures that change the world.
The Role
As a member of our protein science team, you’ll help turn computationally designed vaccine immunogens into well-characterized proteins. Our team produces antigens in multiple formats for antigen validation and in-vivo studies, and develops the assays used to characterize and functionally validate them.
We're Looking For:
Highly motivated and enthusiastic co-op students for a six-month position, eager to dive into hands-on protein science.
Individuals with a background in biochemistry, molecular biology, or bioengineering and a desire to master protein expression, purification, and characterization.
What You'll Do:
Express recombinant vaccine antigens and antibodies in mammalian expression systems, including small-scale transient transfection and…