5 open listings
Roles posted by organizations here, alongside roles we found on employers’ own careers sites. Crawled roles say so on the card and send you to the employer to apply. Only show organizations on Career App
Associate Principal Scientist, Upstream Development
Merck
Full-time · Rahway, NJ · $142,400 – $224,100
This role leads the development of mammalian cell culture manufacturing processes for biopharmaceutical drug candidates, from early clinical through commercial launch. It suits scientists with substantial hands-on upstream bioprocessing experience who can direct complex process optimization projects, mentor junior researchers, and collaborate across functions while maintaining strong external scientific visibility.
Listed on Merck’s careers site · Apply there ↗
Principal Scientist, Process Development (Expression Systems)
Moderna
Full-time · $142,500 – $256,500
Moderna seeks a scientific leader to architect and optimize E. coli-based expression systems for recombinant protein and plasmid production, driving strain design, high-throughput screening, and translation of lab results into manufacturing-ready processes. This role suits an experienced molecular biologist or bioprocess engineer with deep expertise in microbial genetics and a track record of moving expression science from discovery through to regulatory handoff.
Listed on Moderna’s careers site · Apply there ↗
MP
Research Scientist/Engineer, Biological Safety
Menlo Ventures Portfolio
Full-time · San Francisco, CA · $300,000 – $405,000
A researcher or engineer combining molecular biology expertise with machine learning to design safety systems that prevent frontier AI models from enabling biological harm while remaining useful to legitimate life scientists. This suits someone with deep knowledge of modern biology and scientific programming who wants to apply that expertise to AI safety evaluation and classifier development.
Listed on Menlo Ventures Portfolio’s careers site · Apply there ↗
Senior Scientist, Antibody Discovery
Merck
Full-time · South San Francisco, CA · $131,400 – $206,800
A hands-on laboratory scientist will lead antibody discovery campaigns using single-cell technologies and 10x Genomics workflows, designing high-throughput screening strategies and advancing candidates toward clinical development. This role suits experienced immunologists or molecular biologists who thrive in fast-paced environments and want to drive impact across multidisciplinary teams in drug discovery.
Listed on Merck’s careers site · Apply there ↗
Associate Principal Scientist, Immunology Discovery
Merck
Full-time · San Diego, CA · $142,400 – $224,100
This role leads early-stage immunology drug discovery programs, designing validation strategies and directing experiments to advance therapies for inflammatory and autoimmune diseases. The position suits experienced immunologists who can independently direct research and mentor teams across functional areas in a large pharmaceutical setting.
Listed on Merck’s careers site · Apply there ↗