Stage
management
It combines several job descriptions:
The stage manager: he is in possession of the show’s technical plan and makes sure that the assembling and show quality are complying, in cooperation with the light and sound managers. He's also in contact with the artists before and during the show. He's assisted by machinists who are responsible for moving the set before, during and after each show.
Machinists: they are responsible for moving the set before, during and after each show.
Rigger machinists: they are in charge of assembling, putting up and disassembling rigging structures for technical equipment and set.
Machinery service