gaffer

noun
1
a person who is in charge of a group of people, for example, workers in a factory, a sports team, etc.
رئیس, سرپرست, سرکارگر
synonym boss
2
the person who is in charge of the electrical work and the lights when a film or television programme is being made
مسئول برق و نورپردازی, رئیس نورپردازی, مسئولِ نورپردازی