Underground Mine Telecommunications Technician

Underground Mine Telecommunications Technician About NISS NISS specializes in underground, surface, and helicopter-supported core drilling for the mining and exploration industries. Our crews operate across Nevada, Idaho, Montana, and Arizona, delivering precision, performance, and safety in every meter drilled. We take pride in our people, providing advanced training, steady rotations, and long-term opportunities for professional growth. The Underground Mine Telecommunications Technician plays a key role in keeping underground operations connected, safe, and productive by supporting reliable communication and network systems. Position Summary The Underground Mine Telecommunications Technician installs, maintains, troubleshoots, and repairs communication and network systems in underground mining environments. This position supports mine communications, radio systems, fiber-optic and Ethernet networks, and related low-voltage infrastructure. The role requires strong field troubleshooting skills, comfort working underground, and a commitment to safe, reliable service for NISS customers and operations. Key Responsibilities Install, maintain, troubleshoot, and repair underground mine communication systems. Install and maintain leaky-feeder radio systems, including radios, antennas, amplifiers, cabling, and associated equipment. Install and maintain mine telephone and paging systems. Install, terminate, troubleshoot, and maintain fiber-optic and Ethernet networks. Support underground wireless and LTE communication systems. Install communication cabling, network equipment, power supplies, and related infrastructure. Diagnose communication and network problems using appropriate testing equipment. Troubleshoot low-voltage electrical circuits associated with telecommunications equipment. Read and interpret schematics, wiring diagrams, network drawings, and equipment manuals. Perform preventive maintenance and inspections to keep underground communication systems reliable and operational. Assist with the installation, expansion, and commissioning of new underground communication systems. Work closely with mine operations, maintenance personnel, contractors, customers, and other NISS employees to resolve communication issues. Maintain a clean and safe work area and follow all NISS and site-specific safety requirements. Perform other duties as assigned. Education & Experience Requirements Experience installing, maintaining, or troubleshooting telecommunications, networking, radio, or similar systems. Previous underground mining experience preferred. Experience with underground mine communication systems strongly preferred. Knowledge of leaky-feeder radio systems, mine radio systems, fiber optics, Ethernet, industrial networking, wireless networks, LTE systems, or mine telephone and paging systems preferred. Ability to troubleshoot communication and low-voltage electrical systems using meters and other testing equipment. Ability to read and understand wiring diagrams, schematics, network drawings, and equipment manuals. Experience terminating and testing communication cabling. Strong troubleshooting and problem-solving skills. Ability to work independently and make practical decisions in the field. Ability and willingness to work underground in typical mining conditions. Good communication skills and the ability to work directly with mine-site personnel and customers. Strong commitment to working safely and following applicable MSHA, customer, and NISS requirements. Preferred Experience Underground leaky-feeder systems. Two-way and mine radio systems. Fiber-optic installation, termination, splicing, and testing. Ethernet and industrial networks. Wireless access points and underground Wi-Fi. LTE infrastructure. Mine telephone and paging systems. Low-voltage power supplies and controls. Network troubleshooting. Underground mining equipment and operations.