Mobility-Sitting and standing for extended periods, driving, walking, pushing/pulling, bending/squatting, operate heavy equipment, climbing ladders, climbing stairs, and crawling; Lifting-Occasionally lift up to 70 plus pounds or restraining or lifting heavy objects or people; Vision-Good overall vision, color perception, eye/hand coordination, depth perception, occasional reading of close-up work; Dexterity-Normal dexterity; Hearing/Talking-Occasional hearing and talking on the telephone or radio and in person; Emotional/Psychological-Occasional decision making, concentration, public contact, working alone, exposure to hazardous materials, trauma, and emergency situations; Environmental Conditions-Occasional exposure to in-door climate; frequent exposure to out-door environment; contact with hazardous materials; may require occasional overtime, weekend or evening work. Work independently; follow oral and written instructions; perform a wide variety of grounds, custodial, and facilities maintenance work; use tools and operate equipment used in park maintenance and development; maintain records; establish and maintain effective working relationships with others; communicate effectively, both orally and in writing; lead others.