Is the lighting engineer in the studio also a photographer? Is it possible for them to become photographers?

Is there a lighting engineer in the studio? In photography, lighting is the most difficult to master. . . If I can master lighting, I can only say that this lighting engineer has long been much better than the photographer. . . Generally, the lighting in the studio is mastered by photographers. . . By lighting engineer, you mean assistant. Lighting for the photographer. . . Real lighting engineers earn more than photographers. . .