Demo

Scientist II/ Senior Scientist, LNP

CRISPR Therapeutics
Boston, MA Full Time
POSTED ON 11/21/2025 CLOSED ON 1/11/2026

What are the responsibilities and job description for the Scientist II/ Senior Scientist, LNP position at CRISPR Therapeutics?

Job Description

Company Overview

Since its inception over a decade ago, CRISPR Therapeutics has transformed from a research-stage company advancing programs in the field of gene editing, to a company with a diverse portfolio of product candidates across a broad range of disease areas including hemoglobinopathies, oncology, regenerative medicine, cardiovascular and rare diseases. The Nobel Prize-winning CRISPR science has revolutionized biomedical research and represents a powerful, clinically validated approach with the potential to create a new class of potentially transformative medicines. To accelerate and expand its efforts, CRISPR Therapeutics has established strategic partnerships with leading companies including Vertex Pharmaceuticals. CRISPR Therapeutics AG is headquartered in Zug, Switzerland, with its wholly-owned U.S. subsidiary, CRISPR Therapeutics, Inc., and R&D operations based in Boston, Massachusetts and San Francisco, California.

Position Summary

We are seeking a highly motivated Scientist/Senior Scientist to join our LNP team. This is a critical, hands-on laboratory role focused on the design, development, and characterization of novel nanoparticle delivery systems.

The ideal candidate will have experience in lipid nanoparticle (LNP) design, formulation and characterization, with proven experience in designing novel solutions for encapsulation of different nucleic acid payloads (such as mRNA, siRNA, etc.). Experience in the space of target delivery or extra-hepatic delivery strategies is highly desirable. You will be part of a team responsible for driving the development of our delivery platform, from initial concept and screening through in vivo proof of concept studies.

Responsibilities

  • Design, formulate and optimize novel lipid nanoparticle (LNP) compositions through different production methods and scale.
  • Perform comprehensive analytical characterization of nanoparticles including but not limited to size, zeta potential, morphology, payload and lipid quantification, encapsulation efficiency, etc.
  • Develop and execute bioconjugation strategies to functionalize LNP surfaces with targeting ligands of different sizes or nature.
  • Analyze, interpret and present complex experimental data clearly and concisely at team and company meetings.
  • Work closely with cross-functional teams to design and execute experiments that evaluate formulation performance, toxicity, and efficacy.
  • Stay current with scientific literature, troubleshoot technical challenges, and proactively evaluate new technologies to improve our delivery platform.
  • Maintain meticulous and accurate electronic laboratory notebooks (ELN) and contribute to technical reports and regulatory filings.
  • Collaborate with IP counsels to support CRISPR Therapeutics patent applications and prosecutions

Minimum Qualifications

  • Ph.D. in Pharmaceutical Sciences, Biomedical Engineering, Chemical Engineering, Chemistry, or a related field with
    • Scientist II: 2-5 years of relevant experience or postdoctoral experience.
    • Senior Scientist: 5 years of relevant experience or postdoctoral experience.
  • Deep, hands-on experience in the formulation of lipid nanoparticles or similar non-viral delivery systems.
  • Demonstrated experience with encapsulating nucleic acids and associated analytical techniques.
  • Experience with bioconjugation chemistry and protein modification and purification.
  • Proficiency in nanoparticle characterization techniques.
  • Strong problem-solving skills and the ability to design experiments independently.
  • Excellent communication skills and a highly collaborative, team-oriented mindset.
Preferred Qualifications

  • Knowledge of LNP process development, scale-up and stability testing.
  • Experience with HPLC/UPLC for lipid and payload analysis.
  • Familiar with in vivo models for evaluating drug delivery systems.
  • Experience working in a fast-paced biotech or pharmaceutical industry environment.
  • Understanding of Design of Experiments (DoE) principles

Competencies

  • Collaborative – Openness, One Team
  • Undaunted – Fearless, Can-do attitude
  • Results Orientation – Delivering progress toward our mission. Sense of urgency in solving problems.
  • Entrepreneurial Spirit – Proactive. Ownership mindset.

Due to the nature of their work, our manufacturing and lab-based positions are located fully on-site.

Scientist II: Base pay range of $135,000 to $150,000 bonus, equity and benefits

Senior Scientist: Base pay range of $150,000 to $165,000 bonus, equity and benefits

The range provided is CRISPR Therapeutics’ reasonable estimate of the base compensation for this role. The actual amount will be based on job-related and non-discriminatory factors such as experience, training, skills, and abilities.

CRISPR Therapeutics, Inc. is committed to equal employment opportunity and non-discrimination for all employees and qualified applicants without regard to a person's race, color, gender, age, religion, national origin, ancestry, disability, veteran status, genetic information, sexual orientation or any characteristic protected under applicable law.

To view our Privacy Statement, please click the following link: http://www.crisprtx.com/about-us/privacy-policy

Salary : $135,000 - $165,000

Associate Counsel II
The First Church of Christ, Scientist -
Boston, MA
Service Desk Support Specialist II
The First Church of Christ, Scientist -
Boston, MA
Senior Cloud Integration Engineer
The First Church of Christ, Scientist -
Boston, MA

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Scientist II/ Senior Scientist, LNP?

Sign up to receive alerts about other jobs on the Scientist II/ Senior Scientist, LNP career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$116,765 - $144,626
Income Estimation: 
$142,836 - $179,016
Income Estimation: 
$274,110 - $349,046
Income Estimation: 
$309,148 - $425,307
Income Estimation: 
$319,578 - $425,885
Income Estimation: 
$87,704 - $110,366
Income Estimation: 
$120,989 - $162,093
Income Estimation: 
$74,806 - $91,633
Income Estimation: 
$71,928 - $87,026
Income Estimation: 
$145,337 - $174,569
Income Estimation: 
$112,363 - $146,135
Income Estimation: 
$153,127 - $203,425
Income Estimation: 
$139,626 - $193,276
Income Estimation: 
$164,650 - $211,440
Income Estimation: 
$130,030 - $173,363
Income Estimation: 
$120,254 - $158,147
Income Estimation: 
$161,172 - $205,272
Income Estimation: 
$151,423 - $191,781
Income Estimation: 
$225,010 - $318,974
Income Estimation: 
$182,205 - $244,055
This job has expired.
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at CRISPR Therapeutics

  • CRISPR Therapeutics Boston, MA
  • Job Description Company Overview Since its inception over a decade ago, CRISPR Therapeutics has transformed from a research-stage company advancing program... more
  • 15 Days Ago

  • CRISPR Therapeutics Boston, MA
  • Job Description Company Overview Since its inception over a decade ago, CRISPR Therapeutics has transformed from a research-stage company advancing program... more
  • 16 Days Ago

  • CRISPR Therapeutics Boston, MA
  • Job Description Company Overview Since its inception over a decade ago, CRISPR Therapeutics has transformed from a research-stage company advancing program... more
  • 9 Days Ago

  • CRISPR Therapeutics Boston, MA
  • Job Description Company Overview Since its inception over a decade ago, CRISPR Therapeutics has transformed from a research-stage company advancing program... more
  • 9 Days Ago


Not the job you're looking for? Here are some other Scientist II/ Senior Scientist, LNP jobs in the Boston, MA area that may be a better fit.

  • primemedicine Cambridge, MA
  • Company Overview: Prime Medicine is a leading biotechnology company dedicated to creating and delivering the next generation of gene editing therapies to p... more
  • 1 Month Ago

  • The First Church of Christ, Scientist Boston, MA
  • Job Details Description Department: Customer Care Center Summary This position provides service on behalf of The Mother Church (TMC) and the Christian Scie... more
  • 16 Days Ago

AI Assistant is available now!

Feel free to start your new journey!