The National Orchestra of Spain (ONE, Orquesta Nacional de España) announces the job opening of one post for Concertmaster (concertino) appointed directly by the technical department of the National Orchestra and Choir of Spain (OCNE, Orquesta y Coro Nacional de España). The person who take these post will enter into an employment contract linked to the technical department, initially expected to last until 30 September 2024, with the possibility of renewal. Any performance assessment regarding the position and any renewal thereof will be subject to the artistic appraisal of the orchestra and its artistic management.