EXAMPLES OF ESSENTIAL WORK: Performs a variety of activities involved with the maintenance, repair and construction of airfield facilities including, snow removal, concrete work, runway and taxiway markings; Operates a variety of complex heavy equipment including, Jet Air six-wheel truck, street sweeper, 4WD backhoe loader, 4WD cat loader, road grader, aerial bucket, 10-wheel dump truck, deicer tank, snow blowers, snow brooms, mowers and various tractors; Operates a variety of light equipment including, riding mowers, push mowers, weed eaters and various landscaping equipment; Performs concrete grading and all preparation work, forming and finishing work; Performs snow and de-icing operations using a variety of complex heavy equipment; Maintains constant radio contact with Airport Control Tower and garage base-station; Performs routine cleaning, maintenance and repairs of shop equipment and vehicles; Trims shrubbery, mows grass, maintains landscape, repairs fences and hauls debris and/or trash; Performs electrical and electronic repair on various Airport facilities and equipment; Enforces Airport security rules and regulations; Removes wildlife from Airport grounds; Escorts contractors on the Airport grounds and establishes a safe working environment for them; Provides guidance and demonstrations to new employees in similar positions; Keeps supervisors informed of work progress, issues, and potential solutions; Attends meetings and training to stay current on relevant practices and developments; Responds to citizen inquiries courteously and promptly; Coordinates regularly with others to enhance interdepartmental efficiency; and. ESSENTIAL PHYSICAL ABILITIES: Sufficient clarity of speech and hearing or other communication capabilities, with or without reasonable accommodation, which permits the employee to understand department and safety rules and regulations and work around high traffic areas; Sufficient vision or other powers of observation, with or without reasonable accommodation, which permits the employee to work safely in heavy traffic and heavy equipment operation; Sufficient manual dexterity and physical reflexes, with or without reasonable accommodation, which permits the employee to operate hand and power tools continuously and push, pull, reach and grasp repetitively; Sufficient strength and endurance with or without reasonable accommodation, which permits the employee to operate hand and power tools continuously and to lift and carry, through a full range of motion, up to 100 pounds occasionally, 50 pounds frequently, and 20 pounds continuously; Sufficient personal mobility and physical reflexes, with or without reasonable accommodation, which permits the employee to visit construction sites throughout assigned Airport locations and the ability to climb, crawl, stoop, kneel, crouch, stand, walk, in tight places and otherwise move through and around all construction and maintenance sites.