As a senior player, he played mostly for Jaro first team, but also represented GBK Kokkola, Jakobstads BK and Skjetten in Norway.
Prior to his retirement after the 2008 season, Wargh had made a total of 179 appearances in Finnish top-tier Veikkausliiga with Jaro, scoring 15 goals.
He has also coached JBK in lower divisions and Jaro in second-tier Ykkönen in 2021–2022.
After the dismissal of Norrmén in August 2023, Wargh was appointed the manager of IFK Mariehamn for the rest of the season.
[13] His son Marcel Wargh is a footballer for Jakobstads BK.