What we are looking for

• Coursing Master’s degree in Molecular Biology, Microbiology, Pharmacy, Biomedicine, Biotechnology, or a related life sciences field.


• Previous laboratory experience in a microbiology or molecular biology environment (university labs, internships, or final thesis projects are acceptable).


• Availability for immediate incorporation.


• Commit to a minimum one-year traineeship (with a three‑month trial period).


• Presential position in a laboratory in San Cugat del Vallès-Barcelona area.

Your responsibilities

• Perform laboratory-based experimental work with the focus on probiotics and microbial strains related to food matrices and food supplements


• Carry out routine and non-routine microbiological procedures, ensuring accuracy and reproducibility.


• Conduct experiments involving microbial culture, enumeration, strain maintenance, and basic molecular techniques.


• Ensure proper maintenance, calibration and cleaning of laboratory equipment.


• Maintain accurate lab records, data logs, and experimental reports.


• Assist in updating and organizing laboratory materials, reagents and inventory.


• Contribute to quality control tasks when required.


• Support Clinical Trials Managers and R&D Scientists in sample preparation, data collection, and documentation.

Skills required

• Ability to work efficiently under pressure and within deadline-driven environments.


• High level of adaptability, flexibility and willingness to learn new techniques.


• Strong attention to detail, organization, and methodical working habits.


• Ability to work under sterile or semi-sterile conditions (biosafety cabinets, aseptic techniques).

· Languages: fluency in Spanish and/or Catalan, and strong English skills for effective communication and clear report writing.

• Good communication skills and a collaborative mindset for working in a multidisciplinary R&D environment.


• Proactive, curious, and enthusiastic about innovation in microbiology and food supplements.

Nice to have (optional but valuable)

• Knowledge of food technology, food microbiology and gut microbiota.


• Familiarity with basic data analysis tools (Excel, GraphPad, etc.).


• Prior experience with cell cultures and microscopy.