**Job Description** Perform mechanical assembly and maintenance activities on concentrator plant equipment, primarily focused on the **ball mill liner replacement**, ensuring compliance with safety, quality, and productivity standards to guarantee the availability and reliability of critical mining operation equipment. **Requirements** **Specific Requirements:** * Mechanical Technician or related field. * **Minimum 3 years of experience** in mechanical maintenance within a concentrator plant. * Proven experience in **liner replacement for ball mills and similar equipment**. * Knowledge of **lifting equipment, hydraulic torque wrenches, alignment, and adjustments of heavy components**.