Omladič started his career at his hometown club Šmartno ob Paki.

[1] Omladič began to establish himself in the Rudar first team during the 2006–07 season, making 15 appearances and scoring one goal.

In his first season in Slovenian top division Omladič made 31 appearances and scored one goal.

On 9 January 2015, Omladič joined German club Eintracht Braunschweig, signing a two-and-a-half-year contract.

[6] Omladič made his debut for the Slovenia under-21 team on 19 August 2008, coming in as a late substitute in a friendly match against England U21.