
Scientist, Proteins, Analytical Development
Malvern, PAJobSeen todaySeen in employer's feed today
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Job overview
Johnson & Johnson is seeking a Scientist for Proteins Analytical Development to conduct peptide mapping method development and qualification on monoclonal, bi- and tri-specific antibodies, and antibody drug conjugates. The role involves LC and MS instrumentation, LCMS-based quantitation, regulatory filings, test method development, and analytical support for development and manufacturing activities. The candidate will also contribute to technical discussions and cross-functional project teams.
Skills & qualifications
Skills
Qualifications
Full 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 (https://www.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:
Malvern, 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 https://www.jnj.com/innovative-medicine
We are searching for the best talent for a Scientist, Proteins, Analytical Development .
Purpose: The Therapeutics, Development & Supply (TDS), Proteins Analytical Development (AD) is recruiting for a Scientist who will conduct peptide mapping method development and qualification activities on monoclonal antibodies, bi- and tri-specific antibodies and antibody drug conjugates.
You will work and grow in an environment that values innovation, leadership, scientific excellence, urgency, and personal accountability.
You will be responsible for:
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Operate state-of-the-art LC and MS instrumentation
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Learn and apply different software packages for LCMS/protein analysis
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Perform LCMS-based quantitation of post-translational modifications
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Design and implement peptide mapping / MS experiments on antibodies and recombinant proteins to assess sequence coverage and sites of modification
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Participate in IND, IMPD, BLA, and other regulatory filings
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Develop test methods, provide documentation and write scientific reports.
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Conduct testing to support analytical development, manufacturing process development, process validations, and manufacturing investigations
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Lead or facilitate technical discussions and participate in cross-functional teams at project-related meetings
Qualifications / Requirements:
Education:
- A master’s degree with 5+ years, or a bachelor’s degree with 9+ years of relevant biochemical experience
Experience and Skills:
Required:
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Proven scientific expertise with extensive hands-on experience with LC-MS
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Knowledge of method robustness, method design and familiarity with assay validation parameters
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Excellent organization, communication, presentation skills and scientific/technical writing skills
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Proficiency at running and trouble-shooting assays
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Able to manage multiple tasks, handle tight timelines and deliver quality data
Preferred:
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Experience peptide mapping method development and qualification activities on monoclonal antibodies, bi- and tri-specific antibodies and antibody drug conjugates
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Excellent interpersonal skills
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Experience with commercialization of therapeutic proteins
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An understanding and experience in the application of various GXP concepts
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Experience preparing reports, protocols and SOPs
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 https://www.jnj.com/contact-us/careers , internal employees contact AskGS to be directed to your accommodation resource.
#LI-Onsite
Required Skills:
Preferred Skills:
Analytical Reasoning, Biochemistry, Chemistry, Manufacturing, and Control (CMC), Coaching, Collaboration, Conducting Experiments, Data Quality, Drug Discovery Development, Molecular Diagnostics, Patent Applications, Pharmacogenetics, Report Writing, Research Documents, Scientific Research, Technologically Savvy, Written Expression
How this job compares
Set against the 2,083 open Scientist jobs on Olive Jobs, counted November 12, 2026.
- Pay
- This postingNot listed
- Pennsylvania median$120–202K/yr38 salary ranges
- US median$33–40/hr99 hourly ranges
- Openings
- Olive Jobs lists 110 open Scientist jobs in Pennsylvania and 2,083 across the US. Under 1% of them nationwide are listed as remote or flexible.
- Experience
- This posting asks for at least 5 years of experience; Scientist postings that state a minimum ask for 3 years at the median (1,577 postings).
- Education
- 983 of the 2,083 open Scientist jobs (47%) ask for a bachelor's degree or higher.
Counted across the open, public US postings on Olive Jobs on November 12, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.
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