Staff Scientist – Mass Spectrometry Reagents / Proteomics

Rockford, Illinois, USAFull-time$103k–$172k2026-09-16 → 2026-11-12

Core

Lead R&D projects to develop innovative reagents, assays, kits, and workflows for mass spectrometry (MS)-based proteomics.

Role type

Staff Scientist (R&D)

Builds

Reagents, assays, kits, and workflows for MS-based proteomics

Domain

Life Sciences / Proteomics / Mass Spectrometry

Required skills

protein biochemistry, MS sample preparation, quantitative proteomics, LC-MS method development, data processing, experiment design, technical writing, cross-functional collaboration

Preferred skills

proteomics sample preparation automation, reagent/assay/kit product development, project management, postdoctoral experience, scientific conference presentation

Technologies

LC-MS systems, automation software

Responsibilities

Lead and contribute to R&D projects developing reagents, assays, kits, and workflows; Design, develop, and optimize MS sample preparation and LC-MS workflows; Independently plan and execute experiments and troubleshoot complex technical challenges; Evaluate emerging technologies for new products; Partner with Product Management on scientific direction; Collaborate with Manufacturing and commercial teams for technology transfer; Present scientific work at conferences and contribute to publications and patents.

Seniority

Staff, scientific leader & technical expert

About thermofisher

Here at Thermo Fisher Scientific, our industry-leading scale means unparalleled commercial reach, unique customer access and a global footprint. Our broad customer base, from research, clinical to commercial production means you can have a broad and significant impact. All while working in an environment where you will be supported, valued and rewarded for your performance. Join our Sales & Marketing team with an unmatched depth of capabilities and help our customers solve some of the world’s toughest challenges.