**Company Description** SGS is the world leader in inspection, verification, analysis, training, and certification. It is recognized as the global benchmark for quality and integrity, with more than 95,000 employees and a network of over 2,400 offices and laboratories worldwide. **Job Description** We are seeking personnel to carry out sampling and measurement tasks in tanks, primarily related to the petrochemical industry. Main responsibilities: * Carry out different types of sampling and/or inspections according to internal procedures and current regulations. * Perform metrological confirmation activities when applicable. * Conduct weight control, physico-chemical testing, review, verification, checking, and certification tasks when required. * Perform control, review, verification, and checking tasks on equipment. * Responsible for completing all field activity records. Technical knowledge: * Weight control for receiving and dispatch operations on vessels and terminals (mineral products stored in big-bags, containers, or bulk) * Sampling of mineral products stored in stockpiles, containers, big-bags, and/or bulk * Inspections during product loading and/or unloading. * Determination of moisture content in mineral products. * Mechanical sample preparation for quality testing. * Supervision of certification processes for receiving, dispatching, and/or shipping operations of mineral products in various storage formats. * Obtaining samples during receiving, dispatching, and/or shipping operations. * Physical tests on copper concentrate. **Requirements** * Driver's License: Class B – at least 1 year validity (mandatory). * Education Level: Secondary or Higher education. (mandatory) * Skills in mathematical procedures. * In-depth knowledge of testing methodologies and quality control standards. * Practical knowledge of Office software. * Experience in shipping processes (sampling, moisture determination, and mechanical preparation) (mandatory) * Availability to work under Art. 22. Residence in Antofagasta (mandatory) **Additional Information** Benefits: * Birth and Christmas gifts for employees' children * Life insurance from the date of joining the organization * Special leave permissions * Benefits from Caja los Andes and associated agreements