“专业头衔”常见的英文表达是 “professional title” 。
例如：
He has several professional titles in the field of engineering.（他在工程领域拥有多个专业头衔。 ）
Please state your name, age, and professional title on the application form.（请在申请表上填写您的姓名、年龄和专业头衔。 ）