He currently plays for CD Mensajero, wearing the number 5 shirt. He plays primarily as a Defender. He stands at 175cm tall and weighs 67kg.

Throughout the Spanish Tercera División RFEF 2025-2026, Óscar González Hérnandez featured in 15 matches, averaging 0 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.