Some of the major duties you will perform include but are not limited to the following: Operates bulldozers, excavators, graders, skid steers, backhoes, loaders, farm tractors, ORUVs, and other heavy equipment to support land-management projects such as culvert replacement, levee repair, ditch cleaning, trail construction, mowing, and maintaining refuge roads and parking areas. Performs preventive maintenance and repairs on heavy equipment, agricultural tractors, vehicles, small engines, and attachments, including replacing hoses, belts, chains, filters, radiators, hydraulic components, tracks, bucket teeth, and diagnosing issues using test lamps, multimeters, onboard computers, and electronic analyzers.