Rubí Forma's Placement Service requires construction materials operator staff, with working hours from Monday to Friday, 8:00 to 17:30; located in Cerdanyola del Vallès. Please note that interested candidates will be contacted by our center RUBÍ FORMA via email to process their application for this job opportunity. \- Carry out construction materials tests according to applicable technical specifications and regulations \- Prepare tools and equipment for testing \- Assist in managing the laboratory’s equipment inventory \- Collaborate with the technical team, ensuring compliance with quality standards and procedures \- Provide support in maintenance tasks * Experience: 1 year. \- Previous experience in a similar role is valued \- Experience using measurement instruments and inspection tools * Intermediate or higher education in Construction/Chemistry or related fields * English (intermediate spoken and written) * Skills / knowledge: \- Intermediate or higher education in Construction/Chemistry or related fields \- Previous experience in a similar role is valued \- Experience using measurement instruments and inspection tools \- Proficiency in Excel and Office suite \- Ability to work in a team \- Class B driver's license and own vehicle to reach the workplace \- High proficiency in Spanish and Catalan \- Intermediate level of English * Driver's license: B * Indefinite employment contract * Full-time * Additional information: Contract duration: indefinite Annual gross salary range: 20,000 to 22,000 €