**Job Description** Concresuper, a reference provider of concrete in western Paraná. Concresuper is seeking a committed and responsible professional to work as a Laboratory Assistant on our team. **Responsibilities:** * Assist in material analyses and testing; * Prepare samples and record results; * Support laboratory organization and cleanliness; * Follow quality and safety standards. **Requirements:** * Completed high school education (technical background in Chemistry or related fields is a plus); * Organizational skills and attention to detail; * Availability to work in a laboratory environment. Job type: Full-time, Permanent CLT Compensation: R$2,200.00 per week Benefits: * Medical assistance * Dental assistance * Company-provided mobile phone * Free parking * Meal allowance * Food allowance * Transportation allowance