Tasks: 1\- Demolish concrete, masonry and other structures; 2\- Prepare the construction site by cleaning the area and compacting the soil; 3\- Perform first-level maintenance by cleaning machines and tools, checking equipment conditions, and repairing any mechanical defects under the supervision of the site supervisor; 4\- Carry out excavations and prepare concrete mix and other materials whenever necessary; 5\- Respect and comply with occupational health and safety regulations; **Responsibilities and duties** Assist masons and carpenters in carrying out work at construction sites. **Additional information** Operational Since 1970, when a young engineer decided to found Plaenge, our purpose has always been clear: **to be a solid, ethical company with a real impact on people's lives.** More than 55 years later, we are proud of what we have built: projects that transform cities, relationships based on respect and trust, and a team that grows along with our story.