**Description: Apply quickly via email:** **Requirements and qualifications:** Completed high school education (technical course in construction, materials, or related fields preferred). Basic knowledge of concrete and construction materials testing (preferred). Organization, attention to detail, and commitment to technical procedures. Availability for field and laboratory activities. **Benefits:** On-site meal, Food Allowance or Meal Voucher of R$ 400.00, Medical Assistance **Working hours:** Business hours. **Knowledge:** **Education:** Completed elementary school 2512300202491715870