Maintains and secures SCADA networks and communications systems, including switches, routers, firewalls, servers, radios, antennas, fiber-optic systems, and workstations. Troubleshoots equipment failures, configures networking appliances, monitors network traffic and security, supports system installations and construction projects, evaluates equipment and software, maintains documentation and preventive maintenance schedules, and trains personnel. The role also supports emergency operations and requires a valid Texas driver's license.