Dhameystir weedha soo socota: Ka dib markii uu ku guuleystay Horyaalka Yurub ee U21 ee 2015, kooxo badan ayaa xiiseynayay ciyaaryahanka khadka dhexe ee Iswiidhan. Wuxuu u dhaqaaqay kooxda Talyaaniga ee Palermo 2 milyan oo euro (oo lagu daray € 500,000 oo dheeri ah), isagoo saxiixay qandaraas afar sano ah. "Rosanero", wuxuu ku biiray kooxdiisa U21 Robin Quaison. Wuxuu diiwaan geliyay goolkiisii ugu horreeyay ee Serie A 13kii Sebtember 2015 ee ka dhanka ahaa Carpi, ciyaar ku dhammaatay barbaro 2 × 2. Lix maalmood ka dib, wuxuu dhaliyay goolal ka dhan ah Milan, isagoo ciyaarta laba jeer ku barbardhigay ka hor guuldaradii 2-3. Hiljemark bilowgiisii xilli ciyaareed ee cajiibka ahaa wuxuu soo jiitay dareenka kooxaha waaweyn. Waxaa lala xiriiriyay kooxaha Milan iyo Napoli ee Talyaaniga si ay ugu wareejiyaan, iyo sidoo kale kooxaha Premier League ee Norwich City, Southampton, Watford iyo West Ham. Dhamaadkii
Xilli ciyaareedkii 2015-16 ee Serie A, Palermo waxay u muuqatay inay qarka u saaran tahay inay hoos u dhacdo. Ciyaartii ugu dambeysay ee xilli ciyaareedka, Hiljemark wuxuu caawiyay Franco Vázquez guushii 3-2 ee ka soo horjeeday Verona si uu ugu guuleysto Palermo xilli ciyaareedka 2016-17 ee Serie A. Hiljemark wuxuu ciyaaray dhammaan 38 kulan ee Palermo xilli ciyaareedkaas.