All employees start off as "non-career" but as long as you stay with it you will eventually get converted into a career employee. Great place to work if you aren't lazy, plenty of work and overtime. Be prepared to work 12 hour shifts during peak season. (Holidays)
The USPS is a honorable job who’s purpose is to serve the community. The benefits are excellent for full time workers. However the assistants ( or part timers) do not qualify for disability, unemployment or sick leave.