The CTE Teaching Assistant works in classrooms, laboratories, workshops, and other instructional environments with exposure to noise, dust, fumes, machinery, tools, equipment, and varying temperatures, and requires the ability to stand, walk, bend, stoop, reach, use trade tools and equipment safely, maintain sufficient physical mobility, manual dexterity, visual and auditory ability, and lift and carry materials and equipment weighing up to 25 pounds. California Relay Service: 1-800-735-2929 (TTY), 1-800-735-2922 (Voice) TTY is a Telecommunications Device for the Deaf, and is reachable only from phones equipped with a TTY Device.