We are seeking a Field Applications Scientist to serve as a technical expert supporting downstream filtration and chromatography solutions for the bioprocess industry. This individual will collaborate with customers and sales teams to apply deep knowledge of process development, filtration, and biomanufacturing in both pre‑ and post‑sales activities, enabling informed decision‑making and successful process outcomes.

Responsibilities

• Work in coordination with the Repligen sales team and product management to provide pre‑ and post‑sales support to customers for the TangenX® flat sheet, Spectrum® hollow fiber, ARTeSYN TFF & Chromatography Systems, KrosFlo® TFF Systems, ProConnex® flow paths and OPUS® pre‑packed columns. This will include responding to customer requests for technical support, giving technical seminars, performing product demonstrations, providing on‑site/in‑lab support and training, troubleshooting and assisting with the execution of voice of customer surveys
• Drive customer project execution using Repligen technologies, enabling successful adoption from early development through commercial‑scale manufacturing
• Translate customer engagements into clear technical reports, applications data, and customer‑facing materials that support commercial objectives
• Partner with Product Management, R&D, and Sales by delivering actionable customer feedback to inform product strategy and improvements
• Represent Repligen at customer meetings, seminars, and industry conferences through high‑impact technical presentations

Qualifications

• Bachelor’s degree or higher in a scientific (biology, biochemistry) or chemical engineering discipline
• 3+ years of experience in downstream purification within bioprocess development or manufacturing, including clarification, TFF (concentration/diafiltration), scale‑up/scale‑down, tech transfer, and cGMP environments
• Hands‑on experience with TFF systems; knowledge of gene/cell therapy and large‑scale agarose column packing preferred
• Strong communication, analytical, and problem‑solving skills with a proven ability to build trusted customer and cross‑functional relationships
• Ability to work independently and within global teams; flexibility to support customer schedules and travel up to 50% (domestic, occasional international); fluent in English

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