Preston High School seeking Part -time Night time Maintenance Personnel : Maintenance Employee Job Description The following is a description of the duties required of a Maintenance Porter or Maintenance Floater who is employed by Preston High School. The job description as follows: Halls, Classrooms, Senior Locker Room and Offices Wet Floor signs must be displayed before mopping All assigned hall way floors must be mopped daily. All window sills must be cleaned twice per week and free of spide…