Permadi Saputra Sitanggang is a seasoned professional in the mining industry, currently serving as a Mining Supervisor at Petrosea since April 2019, with earlier roles including Production Engineer and Dispatch Engineer focused on Fleet Management Systems. Prior to Petrosea, Permadi held the position of Group Leader at Riung Mitra Lestari and worked as a Junior Internal Audit Officer at KSP Sehati. Beginning a career in 2014 at PT. Pacific Granitama, Permadi also completed practical work at PT Bukit Asam (Persero) Tbk. Educational qualifications include a Gelar Sarjana in Mining and Mineral Engineering from Universitas Sriwijaya, attained from 2008 to 2015, and earlier education at Modern Ghandi Memorial Educational Central.