Sanofi

Senior Associate Scientist Mammalian Bioanalytics

Sanofi$75K — $108K *
Pharmaceuticals & Biotech
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Biology, Biochemistry, Immunology, Molecular Biology, or related field; 2 years of biotech/pharma experience OR Master's Degree with 6 months relevant experience.
  • Hands-on experience with ELISA, qPCR, MSD, or cell-based assay techniques.
  • Understanding of Biology, Biochemistry, and Biophysical methods.
  • Must demonstrate strong organizational skills and efficiency in meeting timelines.
  • Excellent verbal and written communication skills.
  • Ability to work collaboratively in a fast-paced, team-oriented environment.

Responsibilities

  • Develop, qualify, validate, and transfer analytical methods (qPCR, ELISA, MSD) in a GMP setting.
  • Conduct routine cell culture activities (thawing, passaging, banking cells).
  • Cross-train in separation techniques and support GMP release/stability testing.
  • Perform cGMP sample testing and compile accurate data packets.
  • Assist in drafting SOPs and technical reports; communicate results effectively.
  • Support analytical equipment maintenance to meet GMP standards.
  • Ensure timely completion of analytical results and documentation for clinical development.

Benefits

  • Support a company committed to delivering life-changing treatments to patients.
  • Opportunity to drive progress and innovation in a global biopharma context.
  • Collaborative work environment enabling impactful solutions.
  • Career advancement through stretch roles and development opportunities.
  • Inclusive team culture where every voice is valued.
Full Job Description
Job Title: Senior Associate Scientist, Mammalian Bioanalytics
  • Location: Framingham, MA


About the job:

Sanofi is seeking a highly motivated Associate Scientist to join the Analytical Development team within Mammalian Bioanalytics, which develops, validates, and transfers analytical methods used for characterization and release of biologics to support clinical development of new medicines. The successful candidate will participate in the development and validation of analytical methods involving qPCR, ELISA, MSD, cell-based assays and other analytical techniques routinely used to support biotherapeutics development. This individual will conduct pre-clinical and clinical lot release and stability testing of biotherapeutics, including antibodies, antibody-like molecules, enzymes, and other therapeutics. This role operates within a cGMP environment and requires excellent verbal and written communication skills, strong attention to detail, and the ability to collaborate effectively with cross-functional departments.

Main responsibilities:
  • Participate in the development, qualification, validation, and transfer of qPCR, ELISA, MSD, cell-based assays and potentially other analytical methods in a regulated GMP environment.
  • Perform routine cell culture activities such as thawing, passaging and banking cells.
  • Cross train in separation techniques such as cIEF, CE-SDS and SEC and support GMP release and stability testing as needed
  • Perform cGMP sample testing according to standard operating procedures (SOPs) and compile data packets.
  • Assist in the drafting of SOPs and technical reports and be able to effectively communicate progress and experimental results to supervisor and team members.
  • Support Analytical equipment maintenance by performing regular scheduled activities to comply with GMP standards to maintain a GMP compliant laboratory.
  • Ensure timely completion and delivery of all analytical results and documentation (technical reports, SOPs, ELN, LIMS, etc.) to support product development during clinical phases.


About you:

Basic Qualifications
  • Bachelor's degree in Biology, Biochemistry, Immunology, Molecular Biology, Cell Biology or related discipline with a minimum of 2 years of relevant experience in the biotechnology/pharmaceutical industry OR Master's Degree with a minimum of 6 months of experience (academic experience will be considered).
  • Hands-on experience with at least one of these methods: ELISA, qPCR, MSD, cell-based assays techniques.
  • An understanding of Biology, Biochemistry, Biophysical methods.
  • Must be organized, efficient, and able to work according to timelines.
  • Excellent organizational and communication skills.
  • Must be able to work collaboratively in a fast-paced, team-oriented environment.


Preferred Qualifications
  • Basic understanding of methodology and hands-on experience with ELISA, qPCR, MSD, cell-based assays techniques in a pharmaceutical or biotechnology setting.
  • Intern or co-op experience working in a laboratory environment.
  • Working experience in a GMP environment and ability to adhere to all appropriate GMP standards (e.g. invalid result investigations, deviations, and CAPAs).
  • Proficient in Microsoft Word, Excel, PowerPoint, and ELN.


Why Choose Us?
  • Make your work count by supporting a company that brings life-changing treatments to millions - and is committed to doing right by patients, communities, and the planet.
  • Drive progress from within by helping simplify, scale, and modernize how a global biopharma business delivers smarter, faster, and more sustainably.
  • Support teams across science, medicine, and operations by building better systems, shaping bold strategies, and enabling innovation at speed.
  • Make an impact across borders and functions, collaborating with leaders to turn complex challenges into real-world solutions.
  • Advance your career through stretch roles, cross-functional moves, and development opportunities designed to match your ambition.
  • Thrive in inclusive, high-performing teams where every role matters and every voice helps shape what's next.


The salary range for this position is:
$75.000,00 - $108.333,33

All compensation will be determined commensurate with demonstrated experience. Employees may be eligible to participate in Company employee benefit programs. Additional benefits information can be found through the LINK.

About Sanofi

Sanofi is a global pharmaceutical company that specializes in the research, development, and manufacturing of prescription drugs and vaccines. The company operates in over 170 countries and has a diverse portfolio of products that includes treatments for diabetes, cancer, cardiovascular disease, and rare diseases. Sanofi is committed to improving global health and has a strong focus on innovation and sustainability. The company has received numerous awards for its research and development efforts and is recognized as a leader in the pharmaceutical industry.
Learn more about Sanofi
Market Cap
$121.6 billion
Industry
Net Income
$12.3 billion
Founded
1990
5 Year Trend
+2.5%
Revenue
$37.3 billion
NASDAQ

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