Born in Waitara in the Taranaki Region of New Zealand, Rona moved to Perth, Western Australia when he was eight. In Perth, he attended Aranmore Catholic College, where he played for their rugby union side and represented Western Australia at the Under 15, Under 16 and Schoolboy level. He played junior rugby league for the Joondalup Giants in the Western Australia Rugby League competition. Furthermore, he played rugby union for the Wanneroo Districts juniors and was a member of the Western Force academy.
In 2009, Rona made the full-time switch to rugby league and was a member of the Western Reds SG Ball side and represented the Western Australia Under 18 side. Later that year, Rona signed a three-year deal with the Sydney Roosters.
In 2010, Rona made his debut for the Roosters Holden Cup side. He played 39 games for the Roosters Under 20's, scoring 23 tries. In 2012, Rona signed a two-year deal with the North Queensland Cowboys. Later that year, Rona represented the Junior Kiwis.
North Queensland Cowboys
In 2013, Rona joined the Cowboys first grade squad. He spent the 2013 season playing for the Cowboys feeder team, the Mackay Cutters, in the Queensland Cup. That season he represented the Queensland Residents side.
In 2014, Rona was a member of the Cowboys victorious Auckland Nines side, in which he scored two tries in the final against the Brisbane Broncos. Rona made his NRL debut in round 7 of that year against the Manly Sea Eagles, scoring a try.