He is on the books of Tampere United and wears shirt number 22. His main role on the pitch is Forward.

His latest transfer saw him join Tampere United from Ilves Tampere II via on 2026-03-20.

During the Finnish Ykkonen 2025 campaign, Rasmus Vaisanen made 7 appearances, scoring 6 goals and adding 0 assists. He averaged 0.9 goals per match from 0 shots, with 0 on target.