Senior Scientist, Bioconjugates, Downstream Processing
Quick Summary
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,
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.
- Lead and participate in experimental design, execute planned experiments, and optimize process steps for the target process scale, including laboratory- and occasional pilot-scale conjugation reactions, chromatography, and TFF filtration.
- Lead the design and execution of development studies to identify appropriate conditions and establish ranges for critical process parameters across chromatography, filtration, and conjugation reaction process steps.
- Record and analyze experimental data, verify data integrity and accuracy, report and summarize findings for the project team, draft technical documents, and perform technology transfers to collaboration partners.
- Work collaboratively in a team environment and contribute independently to meet project timelines and objectives.
- Lead and participate in experimental design, execute planned experiments, and optimize process steps for the target process scale, including laboratory- and occasional pilot-scale conjugation reactions, chromatography, and TFF filtration.
- Lead the design and execution of development studies to identify appropriate conditions and establish ranges for critical process parameters across chromatography, filtration, and conjugation reaction process steps.
- Record and analyze experimental data, verify data integrity and accuracy, report and summarize findings for the project team, draft technical documents, and perform technology transfers to collaboration partners.
- Work collaboratively in a team environment and contribute independently to meet project timelines and objectives.
Requirements
~2 min read- PhD (preferably in Chemical Engineering or Biological Sciences or Biochemistry or other equivalent major) with at least 3 years of relevant post-doctoral experience OR MS (Preferably in Chemical Engineering or Biological Sciences or Biochemistry or other equivalent major) and with at least 12 years of relevant experience OR a BS (preferably in Chemical Engineering or Biological Sciences or Biochemistry or other equivalent major) and with at least 15 years of relevant experience is required.
- Knowledge and hands-on laboratory experience in downstream processing, purification of antibodies/recombinant protein therapeutics, and production of bioconjugates (such as tLNP, ADC or other equivalent conjugates), in particular chromatography, filtration and conjugation, are required.
- Exposure to analytical method development for in-process methods is preferred.
- The candidate must be highly organized and capable of managing/pursuing multiple projects independently.
- Good written and verbal communication skills are required.
- Experience maintaining written records of work in the form of (electronic) notebooks, technical reports and protocols is required.
- Data reporting, ability to present findings to management, and experience with team-based collaborations is a must.
- Occasional weekend work may be required.
- PhD (preferably in Chemical Engineering or Biological Sciences or Biochemistry or other equivalent major) with at least 3 years of relevant post-doctoral experience OR MS (Preferably in Chemical Engineering or Biological Sciences or Biochemistry or other equivalent major) and with at least 12 years of relevant experience OR a BS (preferably in Chemical Engineering or Biological Sciences or Biochemistry or other equivalent major) and with at least 15 years of relevant experience is required.
- Knowledge and hands-on laboratory experience in downstream processing, purification of antibodies/recombinant protein therapeutics, and production of bioconjugates (such as tLNP, ADC or other equivalent conjugates), in particular chromatography, filtration and conjugation, are required.
- Exposure to analytical method development for in-process methods is preferred.
- The candidate must be highly organized and capable of managing/pursuing multiple projects independently.
- Good written and verbal communication skills are required.
- Experience maintaining written records of work in the form of (electronic) notebooks, technical reports and protocols is required.
- Data reporting, ability to present findings to management, and experience with team-based collaborations is a must.
- Occasional weekend work may be required.
Nice to Have
~1 min readLocation & Eligibility
Listing Details
- Posted
- October 3, 2026
- First seen
- October 3, 2026
- Last seen
- October 3, 2026
Posting Health
- Days active
- 0
- Repost count
- 0
- Trust Level
- 56%
- Scored at
- October 3, 2026
Signal breakdown
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