Jack Earnshaw is a seasoned hydrogeologist currently serving as a Senior Hydrogeologist at Mineral Resources Limited since March 2024. Previously, Jack earned substantial experience at Fortescue from February 2020 to March 2024, holding various roles including Senior Hydrogeologist, Project Hydrogeologist, and Hydrogeologist. Earlier career roles included Hydrogeologist at Golder and Drillers Offsider positions at Ecoprobe Sonic Drilling, Ranger Drilling, and Drillco WA Pty, where responsibilities encompassed environmental monitoring, resource definition drilling, and construction projects. Jack holds a Master of Science in Hydrogeology from The University of Western Australia and a Bachelor of Science in Geological and Earth Sciences from the University of Canterbury.