 Kọ itẹsiwaju fun paragirafi yii - Gẹgẹbi ọmọ ẹgbẹ ti agbalagba ẹgbẹ agbabọọlu afẹsẹgba ti awọn ọkunrin Estonia, Rikberg dije ni 2015, 2017 ati 2019 Awọn ọkunrin European Volleyball Championship : , ti o pari ni ipo 11th, 13th ati 24th lẹsẹsẹ. O kede ifẹhinti rẹ lati ẹgbẹ agbabọọlu orilẹ-ede Estonia lẹhin idije ikẹhin. 