Huntington Ingalls Industries Australia Pty Ltd. is an Australian-based company that is headquartered in the capital city of Canberra. It currently engages in business development efforts in the areas of Workforce Development, Fleet Sustainment, and Shipbuilding Advisory Services. HII Australia is a business unit under Technical Solutions' Fleet Support Group, which provides maintenance, modernization, unmanned systems development, engineering, design, logistics, prototyping, software development, network and database management, as well as end-to-end training solutions.