Jack Villamizar Herrera is an experienced quality assurance technician and welding specialist, currently employed at RELIANZ Mining Solutions since March 2022. In this role, Jack conducts inspections on heavy equipment using various methods, including Visual Inspection and Non-Destructive Testing with penetrant dyes, magnetic particles, and ultrasound. Prior to this position, Jack worked at Dimantec Ltda. for nearly a decade, focusing on welding tasks to repair and maintain heavy equipment components. Jack's career also includes welding technician roles at Ingenieria Maflym and Mecánicos Asociados S.A.S. Jack holds an Industrial Engineering degree from Politécnico Grancolombiano, along with multiple diplomas in project management and quality management from Politécnico de Colombia, further enhancing expertise in business management and quality standards.