Principal Scientist, Chemical Biology - Discovery Chemistry

Johnson & Johnson Services, Inc.
San Diego, US
On-site

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.

Job Function:

Discovery & Pre-Clinical/Clinical Development

Job Sub Function:

Chemical Research

Job Category:

Scientific/Technology

All Job Posting Locations:

Beerse, Antwerp, Belgium, San Diego, California, United States of America, Spring House, Pennsylvania, United States of America, Toledo, Spain

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 https://www.jnj.com/innovative-medicine

Please note that this role is available across multiple countries and may be posted under different requisition numbers to comply with local requirements. While you are welcome to apply to any or all of the postings, we recommend focusing on the specific country(s) that align with your preferred location(s):

Belgium; Spain - Requisition Number: R-065882

Remember, whether you apply to one or all of these requisition numbers, your applications will be considered as a single submission.

We are searching for the best talent for a Principal Scientist, Chemical Biology - Discovery Chemistry to be located in Spring House, PA; La Jolla, CA; Beerse, Belgium; or Toledo, Spain.

Purpose: Discovery Chemistry is an integral and growing part of the Innovative Medicine Therapeutic Discovery (TD) organization, which is committed to the delivery of high-quality drug candidates in partnership with all six Therapeutic Area (TA) discovery organizations. The Discovery Product Development and Supply (DPDS) mission requires deep scientific expertise in multiple fields including chemistry, cellular and molecular pharmacology, enzymology, and screening technologies coupled with an ability to work collaboratively with internal and external organizations, including the discovery facing development teams Discovery Product Research (DPR) and Developability.

We are seeking an outstanding, highly skilled, and motivated chemist with excellent organic synthesis and chemical biology expertise to lead and manage our internal chemical biology efforts toward delivering high quality hits, leads, and candidates to Johnson & Johnson's discovery pipeline within our Disease and Pathway Area Stronghold (DAS and PAS) strategy.

The successful individual will be responsible for developing chemical probes and tool compounds to enable biological and mechanistic characterization of novel hits/hit series emerging from high-throughput screens and progressing them through stage-gates. They will be part of our Chemical Biology matrix team and will collaborate heavily with Chemoproteomics and High-Throughput Screening partners to deliver robust chemical biology data packages to discovery programs across Therapeutic Areas.

You will be responsible for:

  • Driving and directing chemical biology functions for drug discovery projects, working in concert with partners in medicinal chemistry, chemoproteomics, disease area biology, and other key functions.
  • Independently designing and synthesizing chemical biology tools—including photoaffinity and photocatalytic proximity labeling probes—toward various applications, as well as supervising and directing synthetic chemistry activities at contract research organizations (CROs).
  • Forging a robust relationship with Discovery Technologies & Molecular Pharmacology (DTMP) Chemoproteomics team to design, propose, and implement chem bio strategies and workstreams to best align with Therapeutics Discovery overall goals.
  • Generating novel, testable hypotheses to enable clear decision making.
  • Presenting data and reports on project status at individual, group, and departmental meetings.
  • Maintaining a significant level of productivity in the laboratory setting.
  • Maintaining a healthy publication record in scientific journals and present findings at key conferences.

Qualifications / Requirements:

Education:

  • A PhD in Organic Chemistry, Medicinal Chemistry, or

Skills & Requirements

Technical Skills

organic chemistrymedicinal chemistrychemical biologydrug discoverycommunicationteamworkproblem-solvingpharmaceuticalsinnovative medicinediscovery chemistry

Employment Type

FULL TIME

Level

mid

Posted

4/13/2026

Apply Now

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