Together. Works. At Macmahon, you'll find something different. We're a successful mining and civil contractor that's going places - and we want to take you with us. When you join Macmahon, you're joining a quality team that's built together, and built to last. Macmahon Surface Mining Australia is expanding across the East Coast, supporting major open cut operations throughout Queensland and New South Wales. Byerwen is a high performing open cut coal operation in the Bowen Basin, known for its s…