FC Dordrecht had already appointed Jurrie Koolhof as their new manager for the upcoming season. As a result, he was appointed by the Singaporean football association, where he coached the Singapore under 15 and under 16 squads.
After FC Dordrecht chose Jurrie Koolhof as their new manager for the upcoming season, he received an appointment from the Singaporean football governing body to coach their youth teams, including the under-15 and under-16 squads.