Scientist, Drug Product Development

newlimit· Delivery Sciences
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📍 South San Francisco💰 USD 113K–171K

About this role

Company info

NewLimit is a biotechnology company working to radically extend human healthspan. We’re developing medicines to treat aging by reprogramming the epigenome, a new therapeutic mechanism to restore youthful function in aged cells. We’ve built the world’s leading experimental and artificial intelligence system to discover reprogramming medicines at massive scale. Our first products are focused on restoring youthful metabolic, endothelial, and immune function.

Description

NewLimit is seeking a Scientist to join our Delivery Sciences team. In this role, you will development formulations, purification processes, and characterization methods for lipid nanoparticle (LNP) drug products. NewLimit’s reprogramming medicines rely upon these LNP chemistries to carry reprogramming payloads to target cells and tissues throughout the body.

The ideal candidate possesses a deep technical understanding of LNP assembly via various mixing methods, expertise in downstream purification, and hands-on experience with advanced analytical characterization techniques.

What you’ll do

  • Formulate, purify, and characterize LNPs for nucleic acid delivery
  • Collaborate with the Epigenetic Editing and Product teams (Immunology, Metabolism, Vascular) to develop LNP-RNA reprogramming medicines.
  • Develop and optimize LNP compositions to target new cell types for reprogramming.
  • Interpret complex experimental data and perform statistical analyses to reach robust conclusions.
  • Maintain rigorous and detailed records of experimental protocols and results in an Electronic Laboratory Notebook (ELN).

Requirements

  • Ph.D. in Biomedical Engineering, Chemical Biology, Pharmaceutical Sciences, or a related discipline or equivalent industry experience
  • Experience formulating LNPs with diverse lipid components for nucleic acid delivery
  • Experience with purification techniques, including dialysis, Tangential Flow Filtration (TFF), ultracentrifugation, and sterile filtration.
  • Proficiency in LNP analysis using dynamic or multi-angle light scatting, liquid chromatography, and standard molecular biology assays (ELISA, qPCR, spectroscopy).

Nice to have

  • Experience contributing to drug product development at the preclinical or clinical stages.
  • Background in extra-hepatic nucleic acid delivery.
  • Experience with bioconjugation, surface modification, or targeted LNP formulation.
  • Experience with data visualization and statistical analysis (R, Python)

Benefits

NewLimit provides generous benefits so our team can remain focused on our mission:

  • Comprehensive Health, Dental, and Vision insurance.
  • 401(k) plan with company match.
  • Paid parental leave.
  • Industry-leading PTO**:** 20 days per year plus holidays.
  • On-site meals and snacks.

Salary Range: $113,000 to $171,000. Compensation for the role will depend on a number of factors, including a candidate’s qualifications, skills, competencies, and experience. NewLimit offers a competitive benefits package, which includes a 401k, healthcare coverage, and 20 days of PTO. Learn more at: https://www.newlimit.com/careers   *This compensation and benefits information is based on Company's good faith estimate as of the date of publication and may be modified in the future.

 

Frequently Asked Questions

What is the salary for the Scientist, Drug Product Development role at newlimit?
The listed salary for this Scientist, Drug Product Development position at newlimit is USD 113K–171K. This is an full-time role.
Where is the Scientist, Drug Product Development position at newlimit located?
This Scientist, Drug Product Development role at newlimit is based in South San Francisco. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Which team or department does the Scientist, Drug Product Development at newlimit belong to?
This Scientist, Drug Product Development position is part of the Delivery Sciences department at newlimit. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Scientist, Drug Product Development position at newlimit?
Click the "Apply Now" button on this page. You will be redirected to newlimit's official application portal hosted on greenhouse where you can submit your application directly.
When was the Scientist, Drug Product Development job at newlimit posted?
This Scientist, Drug Product Development position at newlimit was posted on Jul 28, 2026. Apply as soon as possible — early applications are often reviewed first.
Scientist, Drug Product Development
newlimit · 💰 USD 113K–171K
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You'll be redirected to newlimit's official application page on Greenhouse.