Sr. Scientist, Toxicology
Legend Biotech US
Apply to this jobLegend Biotech is a global biotechnology company dedicated to treating and, one day, curing life-threatening diseases. Headquartered in Bridgewater, New Jersey, we are advancing the next generation of cell therapy through a portfolio of innovative technologies, including autologous, allogeneic, and in vivo cell therapy approaches. Our research spans chimeric antigen receptor T-cell (CAR-T), T-cell receptor (TCR-T), natural killer (NK) cell-based therapies, and other emerging platforms designed to transform the treatment of serious diseases. From our global network of research and development sites, we are committed to discovering and developing safe, effective, and cutting-edge therapies for patients worldwide.
Legend Biotech entered into a global collaboration agreement with Johnson & Johnson to jointly develop and commercialize CARVYKTI® (ciltacabtagene autoleucel; cilta-cel). Through this strategic partnership, we combine complementary expertise and capabilities to advance innovative immunotherapies for patients living with multiple myeloma.
Legend Biotech is seeking a Sr. Scientist, Toxicology as part of the Early Drug Development team based in Somerset, NJ or Philadelphia, PA.
Role Overview
Legend Biotech is seeking a Sr. Scientist, Toxicology to support nonclinical development and safety assessment across cell and gene therapy programs. This individual will contribute to nonclinical strategy from discovery through IND-enabling development and support regulatory submissions for innovative advanced therapies. The role requires scientific expertise in toxicology, a foundation in pharmacology, understanding of regulatory expectations, and the ability to work effectively across cross-functional teams in a fast-paced biotech environment.
Key Responsibilities
- Support toxicology activities for discovery and development-stage cell and gene therapy programs.
- Design, monitor, interpret, and report nonclinical safety, pharmacology, biodistribution, and pharmacokinetic studies.
- Support integrated interpretation of toxicology and pharmacology data to enable candidate selection, risk assessment, and program progression.
- Contribute to study strategy and execution at CROs, including protocol review, study monitoring, data interpretation, and final report review.
- Partner closely with Pharmacology, CMC, Clinical, Regulatory Affairs, and Program Management teams to advance development programs.
- Support preparation of regulatory documents, including briefing packages, pre-IND/IND submissions, investigator brochures, and responses to health authority questions.
- Contribute to safety risk assessments related to target biology, exaggerated pharmacology, off-target effects, immunogenicity, genome-related risks, and long-term safety.
- Interpret complex nonclinical datasets and communicate key findings and recommendations clearly to internal stakeholders.
- Stay current with scientific and regulatory advances relevant to toxicology, pharmacology, and cell and gene therapy development.
- Support in vivo pharmacology activities, when needed, through integrated assessment of efficacy, disposition, and safety findings.
Requirements
- Ph.D., DVM, PharmD, or equivalent degree in Toxicology, Pharmacology, Immunology, or a related discipline.
- Minimum of 5 years of experience in nonclinical toxicology or a related field within biotechnology or pharmaceutical R&D, with working knowledge of pharmacology principles.
- Experience supporting cell therapy, gene therapy, biologics, or other advanced therapeutic platforms preferred.
- Working knowledge of GLP toxicology studies, nonclinical pharmacology studies, CRO management, and regulatory expectations for nonclinical development.
- Experience contributing to IND/CTA-enabling packages and global regulatory submissions is highly desirable.
- Understanding of FDA, EMA, and ICH regulations pertaining to toxicology and cell and gene therapy development.
- Scientific writing, communication, and presentation skills.
- Ability to work independently while thriving in a collaborative, matrixed team environment.
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The base pay range below is what Legend Biotech USA Inc. reasonably expects to offer at the time of posting. Actual compensation may vary based on experience, skills, qualifications, and geographic location. The company reserves the right to modify this range as needed and in accordance with applicable laws.
Other Types of Pay: Performance-based bonus and/or equity is available to employees in eligible roles.
Benefits and Paid Time Off: Medical, dental, and vision insurance as well as a 401(k) retirement plan with a company match that vests fully on day one. We offer eight (8) weeks of paid parental leave after just three (3) months of employment, and a paid time off policy that includes vacation time, personal time, sick time, floating holidays, and eleven (11) company holidays. Additional voluntary 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 voluntary 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.
Please note: These benefits are offered exclusively to permanent full-time employees. Contractors are not eligible for benefits through Legend Biotech.
Work Authorization & Employment Eligibility
Applicants must be authorized to work in the United States. As part of our commitment to maintaining a lawful workforce and ensuring compliance with federal employment regulations, we participate in the E-Verify program. If you are selected for employment, you will be required to complete the Form I-9 process, and your employment eligibility will be verified through E-Verify in accordance with applicable federal law. We are committed to providing a fair, transparent, and welcoming hiring experience for all candidates.
EEO Statement
It is the policy of Legend Biotech to provide equal employment opportunities without regard to actual or perceived race, color, creed, religion, national origin, ancestry, citizenship status, age, sex or gender (including pregnancy, childbirth, related medical conditions and lactation), gender identity or gender expression (including transgender status), sexual orientation, marital status, military service and veteran status, disability, genetic information, or any other protected characteristic under applicable federal, state or local laws or ordinances.
Employment is at-will and may be terminated at any time with or without cause or notice by the employee or the company.
Compensation (from employer):
Pay Range (Base Pay): — 127,313 – 167,099 USD
Summary
Support nonclinical safety, pharmacology, and regulatory submissions for cell and gene therapies.
Job title
Sr. Scientist, Toxicology
Experience level
5+ years
Minimum experience
5+ years exp
Industry
biotechnology
Location requirements
Somerset, NJ or Philadelphia, PA; hybrid work allowed
Salary
$127k–$167k
Management role
No
Required skills
Preferred skills
Specializations
Structured locations inferred from the posting.
Philadelphia, PA, USA
Somerset County, NJ, USA