He currently plays for Union Kleinmunchen Women, wearing the number 10 shirt. At the international level, he represents Austria Women U19. He plays primarily as a Forward.

In the Austrian Frauen Bundesliga 2025-2026 season, Antonela grgic scored 1 goals and provided 0 assists across 13 appearances, averaging 0.1 goals per game with 0 shots attempted and 0 on target.