Job Summary: We are seeking laborers to support operations at the cement grouting plant and assist with drilling tasks, including material handling and assembly of auxiliary components. Key Responsibilities: 1. Direct on-site support at the cement grouting plant 2. Assistance with drilling machine operations 3. Material handling and assembly of auxiliary components Laborers are required for a construction site in Madrid, specifically in the Barajas \- Alameda de Osuna area, related to the Metro Line 5 project. Main duties will include direct support at the cement grouting plant, covering preparation, cleaning, and basic area monitoring. Assistance will also be provided for tasks carried out around the drilling machine. The position also involves handling various construction materials such as cement, pipes, hoses, and drilling tools. Assembly and disassembly of auxiliary components will be required, always strictly adhering to safety regulations. The use of personal protective equipment (PPE) is mandatory; PPE will be provided. Daily tasks will be assigned and coordinated by the Site Manager. Full-time employment is offered, with a weekly commitment of 40 hours, Monday through Saturday. Working hours will rotate between morning and afternoon shifts, covering the period from 07:00 to 18:00, with legally mandated breaks. * Prior experience in similar roles is desirable. * We seek a dynamic and proactive individual. * Residency near the worksite is advantageous. Completion of compulsory secondary education (ESO) and possession of a 20-hour Masonry course.