Harris debuted for Bay of Plenty during the 2012 ITM Cup. He only made a solitary appearance during that campaign, but the following year he established himself as the Steamers' first-choice hooker. Despite a disappointing season for his side in 2013, Harris' individual performances were impressive. Initially, he was not named in any of New Zealand's five Super Rugby franchises squads for the 2014 Super Rugby season. But, the defending champion , who had selected Hika Elliot, Mahonri Schwalger and Rhys Marshall as their hookers were struck with a selection crisis as Elliot and Schwalger went down with injuries prior to the start of the season. This opened the door for Harris to join the Hamilton based outfit on a short-term contract. He made his super rugby debut in week 1 of the season as the Chiefs defeated the in Christchurch.