Rasmus was previously employed as the Deputy Head of Unit for Defence Cooperation at the Ministry of Defence of Finland. He has served as Defence Counselor at the Embassy of Finland in Washington D.C., and as Defence Adviser at the Permanent Representation of Finland to the EU. He has also held several positions in the Ministry of Defence and the Ministry for Foreign Affairs, dealing with security policy, defense cooperation and planning, and has authored several articles on security and defence policy. Rasmus holds a master’s degree in International Relations.