A DAS (Distributed Antenna System) Technician installs, maintains, and troubleshoots wireless communication systems that enhance signal coverage in areas with poor reception, such as buildings, stadiums, and tunnels. They work with coaxial and fiber-optic cables, antennas, and signal boosters to ensure optimal network performance. DAS Technicians also conduct site surveys, perform testing, and collaborate with engineers to optimize signal distribution. The role requires technical knowledge of RF (Radio Frequency) systems, networking, and telecommunications equipment.