Senior Associate Scientist
Company: Sanofi
Location: Cambridge
Posted on: March 22, 2026
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Job Description:
Job Title : Senior Associate Scientist Location: Cambridge, MA
About the Job At Sanofi we are committed in our quest to be a
world-class biologics research organization and are steadfast in
our goal to bring next generation, transformative therapies to
patients. Our global Large Molecule Research (LMR) organization is
focused on antibodies and NANOBODY molecules as therapeutic
modalities. Our platform enables and partners closely with other
research platforms and Sanofis therapeutic areas (Immunology &
Inflammation, Immuno-Oncology, Rare & Neurologic Diseases) in the
discovery and ultimate delivery of new candidate molecules. We are
seeking a talented and highly motivated Senior Associate Scientist
to join our dynamic team in the Molecular, Expression and Screening
Technologies (MEST) Group within Sanofis North America R&D LMR
organization. The lab-based candidate will be responsible for the
ultra-high-throughput expression of protein/antibody tools and
therapeutic candidates designed by state-of-the-art digital AI/ML
models and structural biology using cutting-edge automated systems.
The candidate will work closely with other functional groups in
MEST as well as LMR (Antibody Discovery, Protein Production and
Protein Engineering) to discover new therapeutic antibodies. The
focus of this position is on the day-to-day operation of
high-throughput protein production systems including scheduling
software, maintenance and troubleshooting of this system and its
components. Experience with mammalian cell culturing, maintenance
and expansion of cell lines as well as the transfection of
mammalian cells using recombinant DNA are key. The demand for
production of complex variants has significantly increased year on
year, with additional increases expected. Join the engine of
Sanofis mission where deep immunoscience meets bold, AI-powered
research. In R&D, youll drive breakthroughs that could turn the
impossible into possible for millions. About Sanofi: Were an
R&D-driven, AI-powered biopharma company committed to improving
peoples 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 peoples lives. Main Requirements: Experience in
running automation and high throughput instrumentation including
liquid handlers (Tecan/Hamilton). Hands-on experience with
transient mammalian protein expression Experience with mammalian
cell culturing, transfecting mammalian cells with recombinant DNA.
Ability to work with biological registration systems (example:
GeneData Biologics). Ability to transform and analyze large
datasets through a variety of methods (e.g., Spotfire). Must be
proficient with Microsoft Excel and other Microsoft Office
applications. Detail-oriented, strong skills in organization, time
management, and teamwork are essential. Ability to present findings
to diverse scientific groups in clear and concise manner.
Preferred: Molecular Biology skills are desired. About You Basic
Qualifications: BS or MS in biology or related field and at least 3
years of experience in a research laboratory or a biopharma/biotech
company. Why Choose Us Bring the miracles of science to life
alongside a supportive, future-focused team. Discover endless
opportunities to grow your talent and drive your career, whether
its through a promotion or lateral move, at home or
internationally. Enjoy a thoughtful, well-crafted rewards package
that recognizes your contribution and amplifies your impact. Take
good care of yourself and your family, with a wide range of health
and wellbeing benefits including high-quality healthcare,
prevention and wellness programs and at least 14 weeks
gender-neutral parental leave. Be part of a pioneering biopharma
company that engages patients early in drug development and uses
their insights to design studies that reflect real-world needs.
Help improve the lives of millions of people globally by making
drug development quicker and more effective. Work at the forefront
of drug discovery, harnessing cutting-edge AI, data, and digital
platforms to push the boundaries of science. Sanofi Inc. and its
U.S. affiliates are Equal Opportunity and Affirmative Action
employers committed to a culturally diverse 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. GD-SA LI-SA vhd All compensation
will be determined commensurate with demonstrated experience.
Employees may be eligible to participate in Company employee
benefit programs, and additional benefits information can be found
here.
Keywords: Sanofi, Boston , Senior Associate Scientist, Science, Research & Development , Cambridge, Massachusetts
