[Home | Pacific ESI Established in 1983, Pacific Engineering Systems International Pty Ltd, or Pacific ESI, is an advanced engineering consulting company based in Sydney, Australia. We specialise in solving the unusual in fluids and structures as well as the complex multi-physics fluid-structure interactions that are the real world. While we focus on numerical simulations and analyses we have established partnerships with measurement and testing laboratories to provide an end-to-end testing and development pathway for your project. Our highly trained engineers, who support our internal IT infrastructure and projects, can be leveraged to push your computing project to the next level in-house, in the cloud or a hybrid.]