Officer, Administration Job ID 933020 Job Type Maximum Term Location Australia - Muswellbrook, Australia - Newcastle, Australia - Singleton Categories Administration / Support / Secretarial Applications close 13 Oct 2026 AUS Eastern Daylight Time Make your mark with Thiess Every day, all around the world, Thiess supports and celebrates our people. We recognise talent, reward transparency, champion diversity and embrace change. Join us and hone your skills and develop new ones. Take on big chall…