Knowledge of: Grounds maintenance skills, including but not limited to, mowing, planting, weeding, pruning, irrigation, fertilization, turf and/or pest control, and snow removal; Building trade skills, including but not limited to, electrical, plumbing, carpentry, mechanical, painting, and concrete; Maintenance and grounds keeping equipment and tool maintenance and repair methods; Applicable regulations and policies regarding safe application of fertilizers, herbicides, and pesticides; Federal regulations and City policies regarding safe work practices relating to use of equipment, power tools, ladders and bucket trucks, grounds keeping equipment, and repair and maintenance materials; State, local, and other applicable building, safety, and health codes and regulations; Operation of a personal computer and job-related software applications; If assigned to irrigation/sprinkler repair: Methods, materials, and techniques required for the design, installation, maintenance, troubleshooting, and repair of irrigation and sprinkler systems, including automated operating systems; If assigned to arborist duties: Variety of trees and the methods, materials and techniques required for successful planting, maintenance and pest control; If assigned to swimming pool maintenance: Proper mixture of Chemical applications to pools; knowledge of pumps and other pool related equipment repair and maintenance techniques. Skill and Ability to: Operate and maintain equipment including, but not limited to, motor vehicles, excavator, loader, backhoe, bucket truck, tractor, and dump truck; Maintain and repair electrical, plumbing, irrigation, mechanical, and related operating systems; Operate and maintain power equipment, including but not limited to, grounds keeping and turf equipment, chain saw, riding and walk-behind mowers, trimmers, tractor, snow removal equipment, and related equipment; Operate hand tools; Operate, adjust, and monitor automated sprinkler control systems; Direct the work activities of seasonal and/or part-time employees; Read and interpret technical manuals, blueprints, and diagrams; Maintain maintenance records, logs, and documentation; Maintain and reconcile purchasing and inventory records and documentation; Maintain a professional demeanor at all times; Communicate effectively in the English language at a level necessary for efficient job performance; Complete assignments in a timely fashion; understand and comply with all rules, policies and regulations; Perform all duties in accordance with City policies and procedures with regard for personal safety and that of other employees and the public.