Job Summary: We are seeking Construction Workers (Gray Work) with proven experience in concrete structures, specifically in assembling slabs, walls, and boxes with high technical precision and safety. Key Highlights: 1. Extensive experience in reinforcing steel assembly for slabs, walls, and concrete boxes. 2. Technical precision and compliance with specifications in structural works. 3. Ability to interpret structural drawings and collaborate effectively within a team. What We Are Looking For: We are seeking **Construction Workers (Gray Work)** with **proven extensive experience in concrete structures**, especially in **slab reinforcement**, **wall construction**, and execution of **boxes** (e.g., stairwells, elevator shafts, ducts, or similar). We value **site discipline**, **technical precision**, **compliance with specifications**, and the ability to deliver structural work meeting high standards of quality and safety. Your main responsibilities will include: * Performing **reinforcing steel assembly** (cutting, bending, and tying) for **slabs, beams, columns, and walls**. * Executing **formwork/shuttering** (traditional or system-based) for structural elements: slabs, walls, beams, and **boxes**. * Supporting and/or performing **concrete pouring**, vibration, leveling, and **initial finishing** of structural elements. * Conducting basic **layout/re-surveying** per drawings (levels, axes, plumb lines, and squares) and supporting dimensional control. * Stripping formwork and executing **concrete curing**, as per procedure. * Supporting **minor structural corrections and repairs**, as directed by technical staff. * Assisting in **quality supervision** of reinforcement, formwork, and concrete pouring, verifying compliance with drawings and specifications. * **Coordinating and guiding assigned personnel (assistants)** when required. * Adhering to established **project schedules**, reporting progress and issues. * Strictly complying with **occupational health and safety regulations**, including proper use of PPE and safe work procedures. What Do You Need to Apply? * Minimum of **[Specify number, e.g., 3 years]** experience as a **Gray Work Construction Worker / Structural Worker / Concrete Worker** (adjust number as needed). * Solid knowledge of **reinforcing steel assembly**, **formwork/shuttering**, and procedures for **concrete placement and curing**. * Ability to **interpret structural drawings** and technical specifications (levels, axes, reinforcement quantities, concrete cover requirements). * Proficiency with trade-specific tools (tying, cutting, leveling, measuring, etc.). * Capacity to work both independently and collaboratively, demonstrating **proactivity, commitment, and attention to detail**. * Valid **working at heights safety training certificate**, if applicable based on site conditions. * Residency in the **Aburrá Valley**, or ability to commute easily. **Position Type:** Full-time, Indefinite Position Type: Full-time, Indefinite