Jobs / United States / Sanofi US Services INC
2027 Spring Co-op Molecular Biology, Waltham, MA
Sanofi US Services INC · 🇺🇸 Waltham, MA
Sponsorship verdict
Sponsorship possible
One solid signal, not two — worth applying, and worth asking about sponsorship early.
- Employer is on a government sponsor recordThe US Department of Labor certified 47 H-1B/E-3 labor condition applications for this employer between Oct 2025 and Jun 2026 (latest Jun 2026) — the step every H-1B hire needs first. USCIS also records 29 H-1B approvals in FY2023. Source: LCA disclosure data (US Department of Labor (OFLC)).
- The posting doesn’t mention sponsorshipSilence isn’t a refusal — ask the recruiter before investing much time.
- No salary bar for this routeH-1B has no fixed salary bar: the employer must pay at least the prevailing wage for the role and area. Cap-subject employers enter a lottery weighted by wage level. Source: https://www.federalregister.gov/documents/2025/12/29/2025-23853/weighted-selection-process-for-registrants-and-petitioners-seeking-to-file-cap-subject-h-1b, rules effective 2026-02-27.
- What Sanofi US Services INC paid sponsored hires in similar roles4 certified filings for “Scientist, Disease Data Analytics” (Molecular and Cellular Biologists) in MA: $92k–$135k, median $103k. Most were filed at wage level II (50%) — 2 lottery entries, ≈31% projected selection odds for cap-subject employers. Source: US Department of Labor LCA disclosure data (Oct 2025 – Jun 2026).
- Confirmed live todayWhen a source last listed this job as open.
US H-1B: cap-subject employers enter a lottery weighted by wage level — Level I gets 1 entry, Level IV gets 4 (DHS projected selection odds ≈15% at Level I to ≈61% at Level IV). Universities and non-profit research employers are cap-exempt. The $100,000 fee for new petitions from abroad is currently blocked by a court order (appeal pending).
A verdict summarises public evidence; it is not legal advice and never a guarantee — the employer and the immigration authority decide. Sign in to factor in where you can already work.
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Sponsor Radar — Sanofi US Services INC
The US Department of Labor certified 47 H-1B/E-3 labor condition applications for this employer between Oct 2025 and Jun 2026 (latest Jun 2026) — the step every H-1B hire needs first. USCIS also records 29 H-1B approvals in FY2023. Source: LCA disclosure data (US Department of Labor (OFLC)).
Past sponsorship or register membership never guarantees sponsorship for this vacancy or for you. Full Sponsor Radar for Sanofi US Services INC →
About the role
Job Title: 2027 Spring Co-op Molecular Biology • Grade: Co-op • Location: Waltham, MA • Duration: 6 months About the Job Looking to launch your career at the cutting edge of healthcare? Join Sanofi for a chance to develop with mentoring and guidance from inspirational leaders while helping to make an impact on the lives of countless people worldwide. We are seeking a highly motivated Spring Co-op to join our 2027 Winter, Spring - Co-op - Molecular Biology team. Sanofi is a global healthcare leader focused on patients’ needs engaged in the research, development, manufacturing, and marketing of innovative therapeutic solutions. Sanofi’s core strengths include general medicine, specialty care (rare disease) and human vaccines. The vaccine division of Sanofi provides more than one billion doses of vaccine each year, making it possible to immunize more than 500 million people across the globe. A world leader in the vaccine industry, Sanofi offers the broadest range of vaccines protecting against several infectious diseases. At Sanofi, our determination inspires us to work tirelessly to make a difference in people’s lives every day, as we continually strive to create a future where everyone has access to groundbreaking medicines and healthcare. Discover your future - Sanofi’s opportunities offer exposure to a fast-paced and collaborative environment. Student hires work side-by-side with biopharmaceutical professionals, providing an opportunity to make an impact in the lives of patients around the globe. The Biochemistry Group within the Global Antigen Design (GAD) Department contributes to the development of vaccine candidates from early prototype optimization to IND-enabling activities. As a co-op in our Biochemistry platform concentrating on molecular biology, you will contribute toward the development of innovative next generation vaccines targeting respiratory pathogens, (which may include seasonal influenza, pandemic influenza, RSV, hMPV and/or COVID). Your primary focus will be on vaccine candidate characterization, and you will work closely with our team of experts to advance Sanofi’s mission to protect and improve human health worldwide. The candidate will learn and apply various molecular techniques including: Assemble, purify, and characterize the DNA with various enzymatic reactions and analytical techniques, electrophoresis, RE digestion, Gibson assembly, Golden Gate assembly, HiFi DNA assembly, PCR, transformation, DNA/RNA extraction, UV/Vis spectrophotometry, sequencing, RT-PCR, and other functional activity assay. The candidate will also learn our automation system to produce expression plasmids as well as proteins. Ready to grow your skills while helping shape the future of healthcare? At Sanofi, you’ll be empowered to learn, ask questions, and bring your ideas to life – all while supported by inspiring mentors and collaborative teams. About Sanofi We’re an R&D-driven, AI-powered biopharma company committed to improving people’s lives and delivering compelling growth. Our deep understanding of the immune system – and innovative pipeline – enables us to invent medicines and vaccines that treat and protect millions of people around the world. Together, we chase the miracles of science to improve people’s lives. Main Responsibilities • Complete specific laboratory research tasks under supervision and demonstrate high productivity and consistency, with high-quality data. • Learn about the fields of Molecular biology by reading scientific literature and interacting with supervisor and team. • Maintain and update experiment notebooks according to QA requirements. • Participate in lab and equipment maintenance, and re-stocking lab supplies. • Attend group meetings and presents data. About You Basic Qualif