2027 Spring Co-op mRNA Analytics, Waltham, MA

Sanofi; Waltham (MA); On-site; USD 48,000 - 80,000; Full time

Job summary

Sanofi in Waltham, MA is seeking a Spring Co-op to join the mRNA Analytics Group. You will gain hands‑on experience with RNA characterization techniques, work with cross‑functional teams, and contribute to analytical experiments under senior scientists' guidance.

Enrollment in an MS/PhD program is required, along with eligibility to work in the U.S. without visa sponsorship. The program emphasizes mentoring, data documentation, and presenting findings in a collaborative lab environment.

Qualifications

• Enrolled in a PhD or MS program in Analytical Chemistry, Molecular Biology, Biochemistry, Biotechnology, Chemical/Biomedical Engineering or related discipline.
• Must be permanently authorized to work in the U.S. without visa sponsorship at time of application.
• Must be enrolled throughout the co‑op/internship duration.

Responsibilities

• Assist in conducting analytical experiments to characterize RNA drug substances and techniques like NGS, gel electrophoresis, PCR, LC, MS.
• Support development and optimization of analytical methods under guidance from senior scientists.
• Collaborate with analytical, RNA product, and process development teams to support project goals.
• Accurately document experimental procedures and results in electronic lab notebooks.
• Summarize and present data clearly to team members.

Skills

Attention to detail

Scientific communication

Team collaboration

Education

MS/PhD in Analytical Chemistry or related field

Tools

PCR

qPCR

Gel electrophoresis

LC/MS

NGS sequencing

Sanger sequencing

Job description

Job Title

2027 Spring Co-op mRNA Analytics

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. As a Spring Co-op in our mRNA Analytics Group, you’ll support analytical team activities for mRNA drug substances. This role provides hands‑on experience with modern analytical techniques used in RNA characterization, while working closely with cross‑functional teams in a collaborative lab environment. 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

• Assist in conducting analytical experiments to characterize RNA drug substances, including techniques such as NGS, gel electrophoresis, PCR, LC, and MS.
• Support development and optimization of analytical methods under guidance from senior scientists.
• Collaborate with analytical, RNA product, and process development teams to support project goals.
• Accurately document experimental procedures and results in electronic lab notebooks.
• Summarize and present data clearly to team members.
• Assist with routine lab operations, including reagent preparation and equipment maintenance.
• Follow all laboratory safety guidelines and ensure compliance with internal procedures.

About You

Basic Qualifications

• Candidates are required to be enrolled in a PhD or MS university program in Analytical Chemistry, Molecular Biology, Biochemistry, Biotechnology, Chemical/Biomedical Engineering, or a related discipline.
• Must be permanently authorized to work in the U.S. and not require sponsorship of an employment visa (e.g., H-1B or green card) at the time of application or in the future.
• Students currently on CPT, OPT, or STEM OPT usually require future sponsorship for long‑term employment and do not meet the Internal requirements for this program unless eligible for an alternative long‑term status that does not require company sponsorship.
• Must be enrolled in an accredited college or university throughout the duration of the co‑op/internship.
• Must be able to relocate to the office location and work 40hrs/week, Monday to Friday for the full duration of the co‑op/internship.

Preferred Qualifications

• Coursework or prior lab experience in molecular biology or analytical chemistry.
• Familiarity with one or more of the following techniques: DNA/RNA purification, PCR or qPCR, gel electrophoresis (agarose or PAGE), chromatography or LC/MS and Sanger or NGS sequencing (exposure is sufficient).
• Basic understanding of RNA/DNA enzymatic reactions.
• Strong attention to detail and good record‑keeping practices.
• Ability to communicate scientific results clearly (written and verbal).

Why Choose Us

Bring the miracles of science to life alongside a supportive, future‑focused team. Stretch your skills through apprenticeships, internships, graduate programs, and international experiences that grow with you. Learn from inspiring mentors and collaborative teams while contributing to real projects that shape the future of healthcare. Build your future with access to the latest tools, digital innovation, and continuous learning that keep you ahead of the curve.

Compensation

The salary range for this position is $35.00 - $58.00 hourly. All compensation will be determined commensurate with demonstrated experience.

Equal Opportunity Statement

Sanofi US endeavours to make our career centre accessible to any and all users. Sanofi Inc. and its U.S. affiliates are Equal Opportunity employers committed to a culturally inclusive workforce. All qualified applicants will receive consideration for employment without regard to race, color, creed, religion, national origin, age, ancestry, nationality, marital, domestic partnership or civil union status, sex, gender, gender identity or expression, affectional or sexual orientation, disability, veteran or military status or liability for military status, domestic violence victim status, atypical cellular or blood trait, genetic information (including the refusal to submit to genetic testing) or any other characteristic protected by law.

Company Vision

We are an R&D‑driven, AI‑powered biopharma company committed to improving people’s lives and creating compelling growth. Our team is guided by one purpose: we chase the miracles of science to improve people’s lives. We want to build a healthier, more resilient world, and turn the impossible into the possible by discovering, developing, and delivering medicines and vaccines for millions of people around the world. Discover more about us visiting www.sanofi.com or via our movie. We are Sanofi. Start a career that makes a difference. Reinvention is in our DNA. It’s what drove our evolution from a small French enterprise to one of the world’s leading biopharma companies. Whether it’s using AI to shorten drug‑discovery times or building trust in healthcare, you could be helping our teams make life better for patients, partners, and communities. This is where you grow your career. We open the door for you to explore new opportunities, push your limits, and connect with people who are driven by a shared purpose: we chase the miracles of science to improve people’s lives.