due to the nature of one's job; because of one's line of work
job (work) training (for the unskilled)
professional; careerman; worker
employment agency; placement agency; labour exchange; labor exchange
professional education; vocational training
classified telephone directory
classified telephone directory
intellectual occupation; intellectual profession; learned profession
occupational group; professional group; occupational cohort
business skill development school for handicapped people
business development skills school
occupational hearing loss; occupational deafness
craft union; horizontal union
one's views on occupations (careers, jobs, etc.)