Downstream Process Scientist

Downstream Process Scientist (DSP) – Contract

Lausanne, Switzerland | Onsite

We are currently supporting a leading biopharmaceutical company in the Lausanne area who are looking for an experienced Downstream Process Scientist to support a Drug Substance process development program
.

This is a full-time, onsite contract role for 10–12 months
, with an ideal start date between February and March
.

• Hands‑on downstream process development for biologics and hormone‑related products
• Development, optimization, and troubleshooting of chromatography processes (capture, intermediate, polishing)
• TFF / UFDF process development
  , including concentration and diafiltration steps
• Operation and development work on ÄKTA Pure / ÄKTA Avant systems (UNICORN software)
• Use of Repligen TFF skids (e.g. FS15, KR2i) or equivalent systems
• Lab‑based execution of experiments, data analysis, and technical documentation
• Support scale‑up activities and process robustness studies
• Close collaboration with Analytical Development, MSAT, and Manufacturing teams
• Work within a GMP / regulated biopharmaceutical environment

• Minimum 3 years of hands‑on experience in Downstream Process Development
• Strong background in chromatography process development for biologics
• Solid experience with TFF / UFDF
• Hands‑on experience with ÄKTA chromatography systems (Pure / Avant or equivalent)
• Experience with Repligen TFF skids or comparable filtration platforms
• Biopharmaceutical / biotech industry background
• Onsite availability in Switzerland (local profiles preferred due to project timeline)

• French language skills are a strong advantage
  , as the team is based in French‑speaking Switzerland
• Ability to blend into a French‑Swiss working culture
  , collaborate closely on‑site, and communicate effectively within cross‑functional teams
• English required for technical documentation and cross‑site collaboration

• Experience with hormone purification or complex biologics
• Exposure to tech transfer, MSAT, or late‑stage development activities
• Experience working in contract or fast‑paced project environments

• Location: Onsite – Lausanne area, Switzerland
• Contract length: 10–12 months
• Start date: February–March
• Work model: Full‑time, lab‑based