Research Associate, Biophysical Characterization

Our Organization

FairJourney Bio is a globally recognized life sciences company specializing in antibody discovery, engineering, characterization, and production. We proudly serve leading pharmaceutical companies and top-tier biotech firms across the U.S., Europe, and Asia. Our cutting-edge facilities are based in Porto, Portugal, Cambridge, United Kingdom and San Diego, United States, where innovation and scientific excellence drive every project. For more information, please visit FairJourney Bio (fjbio.com).

The Role

Biophysical characterization is essential in biopharmaceutical development to ensure structural integrity, manufacturability, safety, stability, and clinical efficacy of therapeutic biologics like monoclonal antibodies and antibody-drug conjugates.

As a Research Associate at Biophysical Characterization Unit, the main responsibilities will be to independently plan, execute experiments and analyze data related to antibody and other proteins characterization (e.g. non-specific interactions, aggregation, purity, charge profiles).

Key Responsibilities

• Plan and execute laboratory experiments according to SOPs.

• Prepare experimental reports, analyse data and draw conclusions autonomously.

• Assist senior team members with experimental setup and day-to-day lab operations to ensure smooth workflow and timely project progress.

• Being able to prepare and communicate project reports.

• Communicate effectively with team members and supervisors, proactively seeking guidance when challenges arise.

Your Profile

• Master or PhD in Biochemistry, Biotechnology, Pharmaceutical Sciences or related life sciences field with at least 2 years of relevant lab experience.

• Previous hands-on experience in protein analytical characterization assays such as HPLC techniques, LC-MS, ELISA, SDS-PAGE, WB, cIEF, CE-SDS.

• Excellent command of the English language.

• Curious and eager to learn.

• Critical thinking and problem-solving skills.

• Attention to detail and strong organizational skills.

We Offer

• Integration in a highly motivated team

• Working in an international environment

• Employee benefits package

• Career development

If you’re ready to take the next step in your career path, we’d love to hear from you.

Deadline for applications: 31th August 2026