Summary These positions are located in Mount Rainier National Park in the Facilities and Maintenance Division. A selectee receiving a first appointment to the Federal Government (Civil Service) is entitled only to the lowest step of the grade for which selected The display of a salary range on this vacancy shall not be construed as granting an entitlement to a higher rate of pay. Responsibilities Repair and install water and/or wastewater pipes, valves, fire hydrants, and related public water and/or wastewater systems. Perform troubleshooting on various water treatment equipment such as chemical solution feeders and chlorinators, mixed media filters, bag filters, cartridge type filtration systems, pressure regulators. Identify conditions that cause public health safety hazards and communicate hazards through appropriate sources. Perform Operations of water and wastewater plants and systems. Requirements Conditions of Employment U.S. Citizenship required. Appointment subject to backgrou...