Senior Principal Scientist, Nonclinical Safety Lead
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- United, Pennsylvania
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Senior Principal Scientist, Nonclinical Safety Lead
Discovery & Pre-Clinical/Clinical Development
Spring House / United States of America
Senior Principal Scientist, Nonclinical Safety Lead
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Job title
Senior Principal Scientist, Nonclinical Safety Lead
Function
Discovery & Pre-Clinical/Clinical Development
Sub function
Nonclinical Safety
Category
Senior Principal Scientist, Nonclinical Safety (ST8)
Location
Spring House / United States of America
Date posted
Apr 16 2026
Requisition number
R-036399
Work pattern
Hybrid Work
This job posting is anticipated to close on May 01 2026. We may however extend this time period, in which case the posting will remain available on www.careers.jnj.com to accept additional applications.
Description
At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn more at jnj.com.
As guided by Our Credo, Johnson & Johnson is responsible to our employees who work with us throughout the world. We provide an inclusive work environment where each person is considered as an individual. At Johnson & Johnson, we respect the diversity and dignity of our employees and recognize their merit.
Job Function:
Discovery & Pre-Clinical/Clinical Development
Job Sub Function:
Nonclinical Safety
Job Category:
Scientific/Technology
All Job Posting Locations:
Spring House, Pennsylvania, United States of America
Job Description:
About Innovative Medicine
Our expertise in Innovative Medicine is informed and inspired by patients, whose insights fuel our science-based advancements. Visionaries like you work on teams that save lives by developing the medicines of tomorrow.
Join us in developing treatments, finding cures, and pioneering the path from lab to life while championing patients every step of the way.
Learn more at
Johnson & Johnson Innovative Medicine R D is recruiting for a Senior Principal Scientist, Nonclinical Safety Lead within Preclinical Sciences and Translational Safety (PSTS). This position is a hybrid role and will be located in Spring House, PA.
As a Senior Principal Scientist, Nonclinical Safety (NCS) Lead, you will collaborate with innovative and diverse scientists to support projects in our large and varied portfolio that spans multiple therapeutic areas and includes innovative modalities. In this vital role you will provide toxicology leadership for all aspects of discovery and development projects, with flexibility to specialize or work across stages of development, therapy areas, and modalities. You will also collaborate with discovery scientists to identify and nominate candidate molecules, and with development teams to bring these molecules to humans and ultimately through global registration.
Principal Responsibilities:
Lead PSTS project teams of nonclinical safety and Pharmacokinetic (PK) scientists, ensuring efficient information transfer within the team.
Serve as the NCS representative for global project teams, providing toxicology expertise and interfacing with senior management.
Create target risk assessments and develop plans to screen for and mitigate potential risks; analyze toxicology and safety pharmacology studies, contextualizing results for human safety and preparing nonclinical safety assessments.
Contribute to issue-resolution teams by generating hypotheses and investigative strategies.
Accountable for global regulatory nonclinical documents and health authority responses to support clinical trials and compound registrations.
Participate in medical safety teams, signal detection analyses, and risk mitigation strategies.
Engage in nonclinical safety risk assessments for due diligence of potential L&A opportunities, as needed.
Collaborate proactively with Chemistry, Manufacturing and Controls (CMC) functions to assure drug substance quality.
Participate in external academic or industry societies and consortia to enhance toxicology strategies and capabilities, as needed.
Maintain scientific depth and knowledge in competitive intelligence and regulatory landscapes for assigned projects.
Communicate effectively with stakeholders, including regulatory authorities, leveraging drug development experience.
Qualifications:
A minimum of a Master's degree in Toxicology, Pharmacology or a related discipline is required. Doctoral level degree (PhD, DVM, MD or equivalent) in Toxicology, Pharmacology or related discipline is preferred.
A minimum of 12 years of pharmaceutical/biotech industry experience in pre-clinical safety assessment supporting discovery/development with a Master's degree or a minimum of 8 years of pharmaceutical/biotech industry experience in pre-clinical safety assessment supporting discovery/development with a doctoral level degree (PhD, DVM, MD or equivalent) is required.
Experience in representing toxicology/nonclinical safety on multi-disciplinary project teams is required.
Strong understanding of the drug discovery/development process is required.
Experience in conducting due diligence activities is preferred.
Previous experience as a Study Director/Study Monitor under Good Laboratory Practice (GLP) regulations is preferred.
Familiarity with various therapeutic modalities is preferred.
Board certification (e.g. Diplomate of the American Board of Toxicology (DABT)) is preferred.
Must have excellent oral and written communication skills.
The ability to critically evaluate, interpret and integrate large datasets and literature is required.
Johnson & Johnson is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, age, national origin, disability, protected veteran status or other characteristics protected by federal, state or local law. We actively seek qualified candidates who are protected veterans and individuals with disabilities as defined under VEVRAA and Section 503 of the Rehabilitation Act.
Johnson & Johnson is committed to providing an interview process that is inclusive of our applicants' needs. If you are an individual with a disability and would like to request an accommodation, external applicants please contact us via internal employees contact AskGS to be directed to your accommodation resource.
#LI-Hybrid
Required Skills:
Preferred Skills:
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Careers in innovation, incubation, collaboration and partnerships
Learn how teams of scientists, entrepreneurs and investors are collaborating to transform today's most promising life sciences discoveries into the healthcare breakthroughs of tomorrow.
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Not ready for a new role right now?
No worries. Join our talent community and we'll reach out when we post new jobs that may match your interests and skills so you can apply when the time is right.
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Johnson & Johnson and its affiliates 2026
Medicines & therapies
Medical devices & technology
Media
Contact
View saved jobs
0
English
Login
Healthcare areas
News
Investors
Careers
Our company
Search J&J.com
Home
Careers
Jobs
Senior Principal Scientist, Nonclinical Safety Lead
Discovery & Pre-Clinical/Clinical Development
Spring House / United States of America
Senior Principal Scientist, Nonclinical Safety Lead
Apply now
Save
Share job
Job title
Senior Principal Scientist, Nonclinical Safety Lead
Function
Discovery & Pre-Clinical/Clinical Development
Sub function
Nonclinical Safety
Category
Senior Principal Scientist, Nonclinical Safety (ST8)
Location
Spring House / United States of America
Date posted
Apr 16 2026
Requisition number
R-036399
Work pattern
Hybrid Work
This job posting is anticipated to close on May 01 2026. We may however extend this time period, in which case the posting will remain available on www.careers.jnj.com to accept additional applications.
Description
At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn more at jnj.com.
As guided by Our Credo, Johnson & Johnson is responsible to our employees who work with us throughout the world. We provide an inclusive work environment where each person is considered as an individual. At Johnson & Johnson, we respect the diversity and dignity of our employees and recognize their merit.
Job Function:
Discovery & Pre-Clinical/Clinical Development
Job Sub Function:
Nonclinical Safety
Job Category:
Scientific/Technology
All Job Posting Locations:
Spring House, Pennsylvania, United States of America
Job Description:
About Innovative Medicine
Our expertise in Innovative Medicine is informed and inspired by patients, whose insights fuel our science-based advancements. Visionaries like you work on teams that save lives by developing the medicines of tomorrow.
Join us in developing treatments, finding cures, and pioneering the path from lab to life while championing patients every step of the way.
Learn more at
Johnson & Johnson Innovative Medicine R D is recruiting for a Senior Principal Scientist, Nonclinical Safety Lead within Preclinical Sciences and Translational Safety (PSTS). This position is a hybrid role and will be located in Spring House, PA.
As a Senior Principal Scientist, Nonclinical Safety (NCS) Lead, you will collaborate with innovative and diverse scientists to support projects in our large and varied portfolio that spans multiple therapeutic areas and includes innovative modalities. In this vital role you will provide toxicology leadership for all aspects of discovery and development projects, with flexibility to specialize or work across stages of development, therapy areas, and modalities. You will also collaborate with discovery scientists to identify and nominate candidate molecules, and with development teams to bring these molecules to humans and ultimately through global registration.
Principal Responsibilities:
Lead PSTS project teams of nonclinical safety and Pharmacokinetic (PK) scientists, ensuring efficient information transfer within the team.
Serve as the NCS representative for global project teams, providing toxicology expertise and interfacing with senior management.
Create target risk assessments and develop plans to screen for and mitigate potential risks; analyze toxicology and safety pharmacology studies, contextualizing results for human safety and preparing nonclinical safety assessments.
Contribute to issue-resolution teams by generating hypotheses and investigative strategies.
Accountable for global regulatory nonclinical documents and health authority responses to support clinical trials and compound registrations.
Participate in medical safety teams, signal detection analyses, and risk mitigation strategies.
Engage in nonclinical safety risk assessments for due diligence of potential L&A opportunities, as needed.
Collaborate proactively with Chemistry, Manufacturing and Controls (CMC) functions to assure drug substance quality.
Participate in external academic or industry societies and consortia to enhance toxicology strategies and capabilities, as needed.
Maintain scientific depth and knowledge in competitive intelligence and regulatory landscapes for assigned projects.
Communicate effectively with stakeholders, including regulatory authorities, leveraging drug development experience.
Qualifications:
A minimum of a Master's degree in Toxicology, Pharmacology or a related discipline is required. Doctoral level degree (PhD, DVM, MD or equivalent) in Toxicology, Pharmacology or related discipline is preferred.
A minimum of 12 years of pharmaceutical/biotech industry experience in pre-clinical safety assessment supporting discovery/development with a Master's degree or a minimum of 8 years of pharmaceutical/biotech industry experience in pre-clinical safety assessment supporting discovery/development with a doctoral level degree (PhD, DVM, MD or equivalent) is required.
Experience in representing toxicology/nonclinical safety on multi-disciplinary project teams is required.
Strong understanding of the drug discovery/development process is required.
Experience in conducting due diligence activities is preferred.
Previous experience as a Study Director/Study Monitor under Good Laboratory Practice (GLP) regulations is preferred.
Familiarity with various therapeutic modalities is preferred.
Board certification (e.g. Diplomate of the American Board of Toxicology (DABT)) is preferred.
Must have excellent oral and written communication skills.
The ability to critically evaluate, interpret and integrate large datasets and literature is required.
Johnson & Johnson is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, age, national origin, disability, protected veteran status or other characteristics protected by federal, state or local law. We actively seek qualified candidates who are protected veterans and individuals with disabilities as defined under VEVRAA and Section 503 of the Rehabilitation Act.
Johnson & Johnson is committed to providing an interview process that is inclusive of our applicants' needs. If you are an individual with a disability and would like to request an accommodation, external applicants please contact us via internal employees contact AskGS to be directed to your accommodation resource.
#LI-Hybrid
Required Skills:
Preferred Skills:
Similar jobs
Distinguished Scientist (Director), Nonclinical Safety Leader (3 Positions)
Discovery & Pre-Clinical/Clinical Development
Spring House
Save
Senior Principal Scientist, Bioanalytical Outsourcing
Discovery & Pre-Clinical/Clinical Development
Spring House
Save
Principal Scientist, Chemical Biology - Discovery Chemistry
Discovery & Pre-Clinical/Clinical Development
Spring House / Beerse / San Diego / Toledo
Save
Careers in innovation, incubation, collaboration and partnerships
Learn how teams of scientists, entrepreneurs and investors are collaborating to transform today's most promising life sciences discoveries into the healthcare breakthroughs of tomorrow.
Careers in North America
Discover career opportunities at J&J locations in the United States and Canada.
Not ready for a new role right now?
No worries. Join our talent community and we'll reach out when we post new jobs that may match your interests and skills so you can apply when the time is right.
Locations
North America
Europe, Middle East & Africa
Asia Pacific
Latin America
Medicines & therapies
Products
Oncology
Neuroscience
Immunology
Cardiopulmonary
Medical devices & technology
Products
Cardiovascular
Orthopaedics
Surgery
Vision
About us
Our company
Medicines & therapies
Medical devices & technology
Careers
Investors
Media
Key links
Terms of use
Privacy statement
Cookie policy
Customize Cookie Settings
Request disability accommodation
Hiring FAQs
Employment policies
E-Verify
Recruitment fraud notice
Get in touch
Contact us
Equal Employment Opportunity Posters | GINA Supplement
Do not sell or share my personal information
Limit the use of my sensitive personal information
Johnson & Johnson and its affiliates 2026
Job ID: 518280623
Originally Posted on: 4/22/2026
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