Shane Maraldo has stepped down as chief executive of indigenous contractor Ngarda Civil & Mining after two years.
Mr Maraldo resigned to take up leadership of Darwin-based Rusca Group as chief executive commencing in May.
Before joining Ngarda in 2014, he was chief executive of David Moss Group.
Mr Maraldo said he is honoured to lead such a specialised and diversified privately owned national indigenous company and to working with the owners to take the group to the next level.