- National Park Service (Estes Park, CO)
- …journeyman-level trade work in the activation, operation, and deactivation of park water and wastewater utility systems including wells, treatment plants, ... role in the planning, installation, operation, and repair of water and wastewater systems in accordance with NPS...systems in accordance with State and Federal regulations. Perform laboratory duties to ensure water and wastewater… more
- National Park Service (Flagstaff, AZ)
- …by liquid chlorination. Responsibilities as an operator require the performance of laboratory tests on influent, effluent, and mixed liquids for such things as ... on the various phases of operation, plant condition, and laboratory test results. Incumbent may be assigned shift responsibility...be required to develop pertinent scopes of work for utility system projects and repairs. In addtion, incumbent will… more