The Marconi operators on Titanic were Harold Bride and Jack Phillips but the actual technical term is "telegraphists".

Bride survived but Phillips did not.

Titanic's telegraphists, Harold Bride and Jack Phillips, were in contact with Carpathia.

The crew was ordered to launch the lifeboats or to assist. Even Fourth-Officer Boxhall, who was calculating positions for the telegraphists, was directed to command a boat being lifted off.

Duties of women in the armed services where intelligence officers, cryptanalysts, drivers, typists, cooks, wireless telegraphists, aircraft ground staff and any other positions that where military based they would do all the mens jobs

Morse code was transmitted from Titanic through a series of dots and dashes tapped out by the two "telegraphists". During the voyage many of the first class passengers and dignitaries used the facilities as well of the senior crew who used it to communicate with White Star