
Francisco Hernandez. Photo: Ashim GC/Simagery NZ
Francisco Hernandez was the OUSA president in 2013.
He is a first-time parliamentary candidate for the Greens, but he worked as a parliamentary staffer from 2014-17.
Mr Hernandez previously held a number of roles in the public service, including parliamentary policy adviser to the Green Party co-leaders, a statement from the party said.
As senior analyst at the Climate Change Commission he led the waste workstream.
He is now principal climate change adviser at the Otago Regional Council.