Some firefighters are on duty for 24 hours and then have 48 hours off duty. Other firefighters work a day shift for several days, then work an evening shift. Firefighters eat and sleep at the fire station while they are on duty. They must become fully alert and ready to answer an alarm, even if they were sleeping. Uniforms and protective clothing are provided by the employer.
Some cities employ thousands of firefighters, while other cities hire only a few.
In small towns, firefighters usually work with the same people every day. Many firefighters belong to unions, such as the International Association of Firefighters. Wages vary with training, experience and location. Entry level wages may be lower. Firefighters often earn overtime pay for working extra shifts.