He last played as a fly half or centre for Liga Națională de Rugby club SCM Timișoara.

After an impressive performance at the 2015 Rugby World Cup, Vlaicu was signed by Italian club Calvisano.

After just one season with the Italians, Vlaicu returned to home soil, this time joining his former team Steaua.

After 2 seasons we was once again signed by CSM București who had big ambitions at that moment in establishing a powerful side in order to capture both SuperLiga and Romanian Cup trophies.

[11] On 13 March 2021 Vlaicu surpassed the 1000 point mark, kicking three penalties to help Romania overcome Portugal in the 2021 Rugby Europe Championship.