sound engineer
noun [ C ] uk/ˈsaʊnd en.dʒɪˌnɪər/ us/ˈsaʊnd en.dʒɪˌnɪr/
音响工程师
a person whose job is to be responsible for the technical features of the sound for a broadcast, performance, or recording
He works as a sound engineer at one of the best recording studios in the UK. 他是一名音响工程师，在英国最好的录音室之一工作。