After a long career at Radio New Zealand and other news outlets,[1] he was reporting for 1News in 2024.
[3][5] Mercep has gone on to work in both television and radio in New Zealand, acting as reporter on TVNZ's One News, Holmes, Sunday (since 2008), and Fair Go (2001–07), as well as Radio New Zealand's Morning Report (2010–14), and more recently Afternoons (2014–15).
[6] He left RNZ in July 2015, and he said he intended to take some time off before announcing future plans.
[8][9] Since 2015 Mercep has produced and co-hosted Crave!, a film and music review podcast and website, with Steve McCabe.
[10] Since 2021 Mercep has worked as a casual on-air reporter and story producer for TVNZ.