About the role#
Sanofi is seeking a Co-op for the Genomic Medicine Unit in Waltham, Massachusetts. This 6-month position focuses on viral vector purification processes. You will work within a team responsible for the design and optimization of manufacturing platforms. The role involves hands-on laboratory work, data analysis, and collaboration across functions including engineering, analytics, and clinical manufacturing.
What you'll do#
- Design, execute, and analyze viral vector purification experiments.
- Perform analytical characterization of samples and interpret results.
- Collaborate with cross-functional teams to gather feedback and present your findings.
- Contribute to technical reports or external publications based on your project.
What you'll need#
- Currently pursuing a PhD, MS, or BS in biological sciences, genetic engineering, or engineering sciences.
- Enrollment in an accredited college or university for the duration of the co-op.
- Ability to work 40 hours per week on-site in Waltham and relocate if necessary.
- Permanent authorization to work in the U.S. without the need for visa sponsorship.
- Knowledge of concepts in molecular biology, virology, immunology, and cell engineering.
- Experience with laboratory techniques such as chromatography, filtration, and viral clearance.
- Familiarity with analytical tools like SEC-HPLC, ddPCR, qPCR, Western blot, ELISA, or FACS.
- Ability to work in a Biosafety Level 2 environment while following safe lab procedures and GLPs.
- Understanding of Quality by Design principles and DOE applications.
Location & details#
- Location: Waltham, Massachusetts.
- Term: Winter 2027 (6 months).
- Work Modality: On-site, full-time.
- Compensation: $27.00 - $60.00 per hour, commensurate with experience.
About Sanofi
Sanofi is a pharmaceutical manufacturing company based in Paris, France. It employs over 93,000 people across global offices. The company focuses on vaccines, rare diseases, neurology, immunology, and oncology. It also operates in the fields of diabetes, cardiovascular diseases, and consumer healthcare.
How to get in at Sanofi
Applying early is a distinct advantage at a large firm like Sanofi, as recruiters often review candidates before the applicant pool becomes unmanageable. Intern Insider sends an instant alert the moment a role matching your target is published anywhere, so you apply among the first and get seen before the pile grows. Reaching out to the right person can help you stand out from the crowd. Intern Insider surfaces the recruiters behind the company roles so you can reach out directly to ask about the role or a referral, which materially improves response rates.


