Project management Preparing projects records Studding,control optical fiber and ftth projects. Development methods of maintenance intervention at the hardware or software level and sometimes both. Powering communication devices with 48 volt DC. Pilot the intervention team. Knowledge about systems GSM.GPRS.EDGE.3G and LTE. Knowledge about optical fiber welding. Knowledge of installation of energy in a transmission center. Knowledge of radio transmission (FH). Knowledge of multiplexing systems (PDH,SDH, WDM).