Under general supervision performs the diagnosis, repair, and maintenance of a large fleet of golf course and park maintenance equipment, ranging from a variety of 2 cycle gasoline engines to 80 horsepower diesel engines and hydraulic systems by performing the following duties. All candidates conditionally offered transfer, promotion or initial hiring into a DOT/safety-sensitive position shall submit to testing for drugs and alcohol and test negative before performing any job functions that are safety-sensitive or require a CDL. External job applicants with a confirmed positive drug or alcohol test result shall be denied employment and shall be required to wait one year before applying for another position within Tulsa County.