Filed Application Scientist Full-time

Field Application Scientist (FAS) – Purification / BioProduction

Position Summary:

The Field Application Scientist (FAS) is responsible for providing technical and application support for Thermo Fisher Scientific's purification portfolio, primarily including POROS™, protein A and CaptureSelect™ chromatography resins.

The FAS will work closely with strategic customers to provide onsite experimental support, purification process development, optimization, scale-up, and troubleshooting, with the goal of accelerating successful design-in and adoption of Thermo Fisher purification products into customer processes.

Key Responsibilities:

• Provide onsite, hands-on technical support for strategic customers during resin evaluation and process development.
• Design and execute chromatography experiments together with customers, including resin screening, method development, process optimization, and scale-up.
• Support purification process development for different modalities, including mAbs, antibody fragments, VHHs, recombinant proteins, viral vectors, oligonucleotides, and other emerging modalities.
• Troubleshoot technical issues related to DBC, recovery, purity, elution, pressure-flow performance, column packing, and CIP.
• Drive successful design-in of POROS™, Protein A, CaptureSelect™, and other purification products into customer processes and purification platforms.
• Work closely with TSS and Sales to support key opportunities.
• Collect customer feedback, competitive information, and unmet application needs to support product and application development.

Qualifications:

• 5+ years of hands-on experience in downstream process development, protein purification, or chromatography applications preferred.
• Master's degree or above in Biochemistry, Biotechnology, Biochemical Engineering, Pharmaceutical Engineering, or a related discipline preferred.
• Experience in resin screening, including affinity, IEX, mixed-mode, and/or HIC.
• Strong chromatography method development, process optimization, scale-up, and troubleshooting.
• Willingness to travel frequently and provide onsite customer support across China.
• Experience in biopharmaceutical companies, CDMOs, CROs, or bioprocess technology companies is preferred.
• Strong problem-solving, experimental design, data analysis, and customer communication skills.
• Good written and spoken English.

Key Success Measures:

• Successful customer resin evaluations and technical wins
• Number of PUR product design-ins
• Conversion of evaluations into customer processes
• Application development and successful customer cases
• Quality and effectiveness of onsite technical support