Role summary In vivo Laboratory Technician Xenopat is looking for an *In vivo
* Laboratory Technician to join our preclinical oncology team in Barcelona. The successful candidate will support the execution of *in vivo
* and *in vitro
* studies, contributing to the evaluation of new oncology therapies using advanced preclinical cancer models. This is an excellent opportunity for a motivated and organised professional who is interested in developing a long-term career in preclinical research within a collaborative and growing environment. Responsibilities
- Perform and support preclinical *in vivo
* studies, including drug administration, tumour measurements, animal weighing, cell-line injections, necropsies and tissue collection.
- Perform *in vitro
* cell culture procedures and prepare cell culture media and solutions.
- Prepare, calculate and formulate compounds and drug formulations for *in vivo
* dosing.
- Process, label, collect and prepare biological samples for analysis or shipment.
- Prepare, clean, sterilise and maintain laboratory and surgical equipment and materials.
- Manage laboratory materials and reagent inventories, including stock control and ordering.
- Follow established protocols and Good Laboratory Practices (GLP), ensuring accurate data collection, recording and reporting.




- Maintain laboratory areas clean, organised and in good working condition.
- Identify and promptly report any issues or deviations arising during studies.
- Contribute to other laboratory activities as required and support the team in the successful execution of preclinical studies. Qualifications
- Higher Technician qualification ( CFGS ) in Life Sciences or a related field.
- Mandatory accreditation for working with laboratory animals ; FELASA or equivalent certification preferred.
- Previous experience with cancer models, drug administration and/or animal procedures will be highly valued.
- Experience in cell culture, Western blot or other molecular biology techniques is an advantage.
- Good organisational skills and attention to detail, with the ability to follow protocols accurately and consistently.
- Strong sense of responsibility, integrity and confidentiality.
- Ability to work independently while contributing effectively to a collaborative team.
- Proactive, motivated and eager to learn.
- Good written and verbal communication skills in Catalan and Spanish . English is an advantage.
- Genuine interest in developing a long-term career in preclinical research.

📌 In vivo Laboratory Technician (Barcelona)
🏢 Xenopat
📍 Barcelona