The professional and technical positions on the application form of the second-level construction engineer can be filled in the engineer series or the five-person series of the Construction Committee. The date of approval is the date of publication. If not, don't fill it out. The word "professional title" comes from the job title. Theoretically speaking, professional title refers to the professional technical level, ability and achievements of professional and technical personnel, reflecting their technical level and working ability. As far as academics are concerned, professional titles have the nature of academic titles, and as far as professional and technical level is concerned, professional titles have the nature of posts.

What kind of professional title a professional technician has indicates what kind of academic level he has or what kind of work he is engaged in, which symbolizes a certain identity.