донести вопрос до руководства(when an employee elevates an issue he/she brings an issue which comes to his/her attention in his/her job to a higher-ranking manager or executive's attention YGA)
поднять вопрос на более высокий уровень(when an employee elevates an issue he/she brings an issue which comes to his/her attention in his/her job to a higher-ranking manager or executive's attention YGA)