Trevi SpA is hiring for a construction site in Barcelona:SUPERVISORThe selected candidate will be responsible for the operational and technical management of diaphragm wall construction activities using hydromill and grab. They will oversee site operations, ensuring compliance with technical standards, safety regulations, and project timelines. Responsibilities: Supervision of excavation and diaphragm wall construction using hydromill and mechanical/hydraulic grab Coordination of operational teams and interface with the Site Manager Verification of correct execution of works according to project and technical specifications Management of site equipment (hydromill, grab, pumps, bentonite plants, etc.) Monitoring of safety and compliance with HSE regulations Collaboration with the technical office for daily reporting and non-conformity management Requirements: Technical diploma or degree in civil/geotechnical engineering Minimum 10 years of experience in the field of special foundations, with a focus on diaphragm walls In-depth knowledge of hydromill and grab technologies Ability to read technical drawings, manage resources, and solve operational problems Trevi Group is an equal opportunity employer. We welcome applications from all members of society, regardless of age, gender, sexual orientation, ethnicity, religion, or belief.