On the Job

On the Job is the title of a number of films from 1913 to present.

On the Job (1913 film)
On the Job (1915 film)
On the Job (1924 film)
On the Job (1931 film)
On the Job (2005 film)
On The Job - 2007 (TV Show)

"On the job" is also U.S. colloquialism for being an active police officer.