The former captain will aim to play in the centres next year, after two seasons in rugby union.
The veteran halfback was serving as parade grand marshall during inner-city festivities.
Even after losing coach Michael Maguire, there is plenty of reason for hope among Kiwi rugby league fans.
Reports across the Tasman have heavily linked the Kiwi side with Brisbane Broncos second-rower Kurt Capewell.
The 28-year-old wants out of the final two years of his contract to return to Sydney in 2025.
Chief executive Greg Peters says the board had the wholesale support of senior players in the decision.
The 49-year-old wanted to do both jobs, but has resigned from his role with New Zealand.
The NZ Kiwis great is ramping up his offensive to secure the Origin half's signature.
The former Warriors skipper has done a code backflip, returning to Mt Smart for next season.