**Job Description** Carry out mechanical assembly and maintenance activities on concentrator plant equipment, primarily focused on **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 of concentrator plants. * Proven experience in **ball mill liner replacement and similar equipment**. * Knowledge of **lifting equipment, hydraulic torque tools, alignment, and adjustment of heavy components**.