ɪn fˈɛbɹuːˌɛɹi tˈuː θˈaʊzənd twˈɛnti tˈuː, kˈoʊn, ðˈɛn ðə sˈaʊθ ˈæfɹɪkən ɹˈʌɡbi jˈuːniənz hˈaɪpɚfˈoːɹməns mˈænɪdʒɚ, wʌz ɐpˈɔɪntᵻd tʊ ɐsˈɪst hˈeɪnɛk mˈeɪɚ wɪððə hjˈuːstən sˈeɪbɚ kˈæts.
In February 2022, Koen, then the South African Rugby Union's high-performance manager, was appointed to assist Heyneke Meyer with the Houston SaberCats.