Jobs and Careers
JO

Senior Scientist, In-vivo CAR-T

Johnson & Johnson
US026 PA Spring House - 1400 McKean Rd, United States, United Statesfull_timeVerifiedPosted 13 Aug 2026

About the role

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:

Biotherapeutics R&D

Job Category:

Scientific/Technology

All Job Posting Locations:

Spring House, Pennsylvania, United States of America

Job 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.

We are searching for the best talent for a Senior Scientist, In-vivo CAR-T, to be based on-site in Spring House, PA.

Purpose:

The Senior Scientist will support the development, optimization, and scale-up of lentiviral vector (LVV) drug product processes from early to late-stage development. The role combines hands-on laboratory work with strong cross-functional collaboration to ensure robust, scalable, and GMP-ready processes.

Key Responsibilities:

  • Design and execute LVV process development studies across early and late development stages

  • Collaborate with modelling experts, data scientists to identify opportunities where modelling or machine learning can reduce experimental burden, improve robustness, or define process design space.

  • Perform hands-on laboratory work including process design, optimization, and characterization

  • Analyze and interpret data to support process understanding, optimization, and decision-making

  • Support process characterization activities, including identification of CPPs and development of robust processes

  • Contribute to scale-up and manufacturing readiness, including support of technology transfer to internal sites or CMOs

  • Collaborate cross-functionally with Analytical Development, MSAT, Quality, Manufacturing, and Regulatory teams to ensure alignment on process strategy and execution

  • Document experimental work and results in accordance with GxP and data integrity requirements

  • Participate in troubleshooting activities and continuous process improvement initiatives

Qualifications:

Required:

  • Ph.D. 0-2 years’ experience, B..S. or M.S. with 4-6 years’ experience in an appropriate scientific discipline (Life Sciences or Chemical Engineering) is required

  • Relevant experience in process development of viral vectors and/or LVV formulation development

  • Strong hands-on laboratory experience in drug product or viral vector development

  • Understanding of process scale-up, technology transfer, and GxP principles

  • Strong scientific problem-solving and data interpretation skills

  • Hands-on, proactive, and detail-oriented approach

  • Ability to work effectively in a cross-functional, matrixed environment

  • Clear and concise communication skills (written and verbal)

  • Ability to manage multiple priorities

Apply for this role

Generate a tailored application kit with a matched cover letter, interview prep, and CV highlights — in under 60 seconds.

Apply Now →Generate Application Kit

Free account required — sign up in 30s

Company

Johnson & Johnson

View company profile →