LNP Formulation Scientist – Early Development

Sanofi; Waltham, Northern (MA, KY); Hybrid; USD 75,000 - 108,000; Full time

Job summary

Sanofi seeks an Associate Scientist in Waltham, MA to support the Drug Product Platform and Early Clinical Development Team. The role focuses on foundational expertise in formulation and/or process development, with growing laboratory skills and a hands-on approach to LNP formulation development.

You will collaborate with senior scientists, transfer formulations to CMC development, perform small-scale experiments, and help prepare development packages while learning in a dynamic R&D setting.

Qualifications

• Bachelor’s degree in Pharmaceutical Sciences, Chemistry, Chemical Engineering, Biomedical Engineering, or related field.
• Minimum of 2 years of experience in formulation, process development, or laboratory research (internship or academic experience considered).
• Preferred: Master’s degree and experience in pharmaceutical/biotechnology formulation and/or process development.
• Familiarity with LNP production processes or analytical characterization techniques is a plus.

Responsibilities

• Support formulation optimization and/or process understanding of mRNA-containing LNP formulation and production processes under guidance from senior scientists.
• Assist in transferring and accelerating new LNP formulations into CMC development.
• Conduct small-scale multi-component LNP formulation experiments to support developability assessment.
• Contribute to Developability packages for new LNP formulations.
• Assist in developing initial formulation processes for new LNP formulations.
• Perform in-process drug product characterization under supervision and analyze data.
• Support coordination with Analytical Sciences on LNP characterization analysis.
• Assist in troubleshooting technical, formulation, and processing issues.
• Document development study setup, results, and conclusions in an electronic notebook.
• Tabulate and analyze in-process and post-process characterization data.
• Contribute to summaries and presentations of study progress in team meetings.
• Assist in installing new characterization and process equipment in new labs.

Skills

Formulation development

Process development

Laboratory research

Team collaboration

Education

Bachelor's degree in Pharmaceutical Sciences/Chemistry/Engineering

Master's degree in a relevant field

Tools

Electronic Lab Notebook (ELN)

Job description

Sanofi seeks an Associate Scientist in Waltham, MA to support the Drug Product Platform and Early Clinical Development Team. The role focuses on foundational expertise in formulation and/or process development, with growing laboratory skills and a hands-on approach to LNP formulation development.

You will collaborate with senior scientists, transfer formulations to CMC development, perform small-scale experiments, and help prepare development packages while learning in a dynamic R&D setting.