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Senior Scientist/Principal Scientist, Quantitative Pharmacology

Somerset, New Jersey, United States

Legend Biotech is a global biotechnology company dedicated to treating, and one day curing, life-threatening diseases. Headquartered in Somerset, New Jersey, we are developing advanced cell therapies across a diverse array of technology platforms, including autologous and allogenic chimeric antigen receptor T-cell, T-cell receptor (TCR-T), and natural killer (NK) cell-based immunotherapy. From our three R&D sites around the world, we apply these innovative technologies to pursue the discovery of safe, efficacious and cutting-edge therapeutics for patients worldwide.  

Legend Biotech entered into a global collaboration agreement with Janssen, one of the pharmaceutical companies of Johnson & Johnson, to jointly develop and commercialize ciltacabtagene autolecuel (cilta-cel). Our strategic partnership is designed to combine the strengths and expertise of both companies to advance the promise of an immunotherapy in the treatment of multiple myeloma.

 

Legend Biotech is seeking Senior Scientist/Principal Scientist, Quantitative Pharmacology as part of the Research & Early Development team based in Somerset, NJ. 

Role Overview

The position seeks a highly motivated and experienced quantitative pharmacologist to lead modeling and simulation efforts in support of gene and cell therapy products, with a focus on QSP and popPK modeling (Prior cell and gene therapy experience preferred).

Key Responsibilities  

  • Lead QSP and popPK modeling activities across preclinical and clinical development stages.
  • Play a pivotal role in shaping clinical pharmacology strategies, supporting regulatory submissions, and driving innovation in model-informed drug development (MIDD).
  • Develop and apply mechanistic models to understand disease pathways, drug mechanisms, and patient variability.
  • Conduct simulations to support dose selection, trial design, and exposure-response analyses.
  • Collaborate cross-functionally with R&D, clinical, regulatory, and biostatistics teams.
  • Author and review clinical pharmacology sections of regulatory documents (e.g., INDs, NDAs).
  • Contribute to scientific publications and conference presentations.  

Requirements 

  • R&D, Preclinical development, Clinical, CMC and regulatory 
  • MS/PhD/Pharm D in Pharmaceutical Sciences, Clinical Pharmacology, Applied Mathematics, Biomedical Engineering, or related quantitative discipline.
  • 7+ years with MS degree or 3+ years with PhD/Pharm D degree of working experience in quantitative pharmacology or pharmacometrics in pharmaceutical companies or CRO companies (Job titles will be decided per applicant’s working experience)
  • Have strong execution ability
  • Strong independent scientific research ability, logical thinking, and coordination/problem-solving skills
  • Have clear written and oral communication skills
  • Have a good team spirit
  • Demonstrated expertise in QSP and popPK modeling, including proficiency with tools such as NONMEM, R, MATLAB, Monolix, etc.
  • Deep understanding of PK/PD principles, translational medicine, and the role of quantitative pharmacology and model-informed drug development (MIDD) in clinical trials and drug development.
  • Demonstrated ability and experience in applying modelling and simulation approaches to enable rational and efficient preclinical and clinical drug development.
  • Familiar with regulatory requirements and guidelines of clinical pharmacology.
  • Good project management skills, and the ability to collaborate with other departments and manage with internal and external partners.
  • Proven track record of scientific contributions through publications or presentations.
  • Good personality, honest and trustworthy.
  • Physically and mentally healthy, love life.

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Benefits:

We are committed to creating a workplace where employees can thrive - both professionally and personally. To attract and retain top talent in a highly competitive industry, we offer a best-in-class benefits package that supports well-being, financial stability, and long-term career growth. Our offerings are designed to meet the diverse needs of our team members and their families, ensuring they feel valued and supported every step of the way. Highlights include medical, dental, and vision insurance as well as a 401(k)-retirement plan with company match that vest fully on day one. Equity and stock options are available to employees in eligible roles, we offer eight weeks of paid parental leave after just three months of employment, and a paid time off policy that includes 15 vacation days, 5 personal days, 5 sick days, 11 U.S. national holidays, and 3 floating holidays. Additional benefits include flexible spending and health savings accounts, life and AD&D insurance, short- and long-term disability coverage, legal assistance, and supplemental plans such as pet, critical illness, accident, and hospital indemnity insurance. We also provide commuter benefits, family planning and care resources, well-being initiatives, and peer-to-peer recognition programs - demonstrating our ongoing commitment to building a culture where our people feel empowered, supported, and inspired to do their best work.

EEO Statement

Legend Biotech is a proud equal opportunity/affirmative action employer committed to attracting, retaining, and maximizing the performance of a diverse and inclusive workforce. It is Legend’s policy to ensure equal employment opportunity without discrimination or harassment based on race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity or expression, age, disability, national origin, marital or domestic/civil partnership status, genetic information, citizenship status, uniformed service member or veteran status, or any other characteristic protected by applicable law.

Employment is at-will and may be terminated at any time with or without cause or notice by the employee or the company. Legend may adjust base salary or other discretionary compensation at any time based on individual, team, performance, or market conditions.

Legend Biotech maintains a drug-free workplace.

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