Prime Medicine

Senior Associate Scientist II

Prime Medicine$103K — $115K *
Pharmaceuticals & Biotech
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's Degree in Biochemistry, Chemistry, Chemical Engineering, Biomedical Engineering, or equivalent field.
  • 5 years of experience in drug substance process development.
  • 2 years of experience with analytical assay development.
  • 4 years of experience with process development specifically for mRNA production using statistical design of experiments (DoE).
  • 5 years of downstream processing experience, especially in RNA chromatography.

Responsibilities

  • Manage the mRNA database and act as the primary liaison for related requests.
  • Execute mRNA production across various scales, from high-throughput to GMP manufacturing.
  • Collaborate with Analytical and QC teams to streamline testing and release workflows.
  • Track and communicate batch status and material availability to stakeholders.
  • Conduct experiments to generate supporting data for IND/BLA submissions.
  • Implement process improvements and lead cost-saving initiatives.
  • Operate and optimize automated systems for mRNA production.

Benefits

  • Comprehensive health insurance including medical, dental, and vision.
  • 401(k) match with equity programs.
  • Generous paid time off and wellness days.
  • Company-wide recharge breaks for employee well-being.
Full Job Description
Duties:

Manage database and serve as primary liaison for mRNA requests across Prime's research and program teams. Responsible for independently executing mRNA production at various scales; from high-throughput plate-based scale for screening using automation, to lab scale, to production of clinically-representative GLP toxicology batches, and serve as Person in Plant for GMP manufacturing to provide technical oversight. Contribute to both guide RNA production at various sites and scales (research, process scale and GMP) as needed. Collaborate with Analytical and QC teams to align testing and release workflows, ensuring efficient material readiness. Track and communicate batch status, material availability, and testing timelines to stakeholders. Execute critical experiments and batch runs to generate IND/BLA supporting data for liver-targeted and partnered programs. Conduct statistical and advanced analytics analyses of experimental data for process and product knowledge, producing graphs for CMC technical reports and IND/BLA filings. Plan and execute implementation of process improvements and cost-saving initiatives, including raw material evaluation. Perform in vitro transcription (IVT), capping, and purification operations, including AKTA-based chromatography. Design and support the development of analytical methods. Apply DOE principles to optimize reaction conditions and interpret experimental outcomes using advanced analytics. Operate automated systems for plate-based mRNA production and sample processing (e.g., Lynx, Big Tuna, ResolveX, Tecan, and Hamilton). Train peers on automated platforms and contribute to expanding throughput capabilities across Prime's teams.

Requirements:

Bachelor's Degree in Biochemistry, Chemistry, Chemical Engineering, Biomedical Engineering, or related field or foreign degree equivalent and 5 years of experience working on drug substance process development. Required Skills: 2 years of experience with analytical assay development. 4 years of experience with process development of enzymatic reactions for mRNA production, specifically with the use of statistical design of experiments (DoE) and analysis. 5 years of experience in downstream processing with special emphasis on chromatography of biologics and RNA (using AKTA or similar, as well as scaled down, automated systems). 1 year of experience with the synthesis and purification of long guide oligonucleotide RNA molecules. 3 years of experience with high throughput/automation development, programming, and execution (including Tecan, Hamilton, Lynx, or similar). 4 years of experience utilizing analytical characterization techniques, such as: HPLC/UPLC, TEM, DSC, UV-Vis, fluorescence spectrophotometry, and plate-based ELISA assays to support process development. 5 years of experience capturing, documenting, and maintaining records of research findings, experimental planning, progress and results in a technically-accurate, scientifically-integral and understandable manner. 2 years of experience with the Generation of manufacturing batch documents, and analytical methods development SOPs, and preparation of technical reports for IND/CTA submissions.

Salary: $103,500/year - $115,000/year

Resumes to:

The pay range reflects the full-time base salary range we expect to pay for this role at the time of posting. Base pay will be determined based on several factors including, but not limited to, relevant experience, skills, and education. This role is eligible for an annual short-term incentive award (e.g., bonus) and an annual long-term incentive award (e.g., equity).

Prime Medicine offers a comprehensive Total Rewards package with robust health, financial, and wellness benefits-including medical, dental, vision, life insurance, a 401(k) match, and equity programs-along with generous paid time off, wellness days, and company-wide recharge breaks.

Our commitment to employee well-being reflects our belief that when we care for our people, we strengthen our ability to put patients first and make meaningful impact together.

U.S. Pay Range

$103,500-$115,000 USD

About Prime Medicine

Prime Healthcare Services is an American privately held healthcare company. It is affiliated with the nonprofit Prime Healthcare Foundation.
Learn more about Prime Medicine
Market Cap
$1.6 billion
Industry
NASDAQ

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