Teach students in one or more subjects, such as english, mathematics, or social studies at the secondary level in public or private schools. They are designated according to subject matter specialty.

Teach occupational, career and technical, or vocational subjects in public or private schools at the middle, intermediate, or junior high level, which falls between elementary and senior high school as defined by applicable laws and regulations.

Teach students basic academic, social, and other formative skills in public or private schools at the elementary level.

Teach elemental natural and social science, personal hygiene, music, art, and literature to kindergarden students. They promote physical, mental, and social development. They are required to hold state certification.

Instruct preschool aged children in activities designed to promote social, physical, and intellectual growth needed for primary school in preschool, day care center, or other child development facility. They are required to hold state certification.

Teach or instruct vocational or occupational subjects to students who have graduated or left high school. Includes correspondence school, industrial, and commercial instructors; and adult education teachers and instructors who prepare persons to operate industrial machinery and equipment and transportation and communications equipment.

Install, operate, or maintain integrated fuel cell systems in transportation, stationary, or portable applications.

Design and conduct training and development programs to improve individual and organizational performance. They analyze training needs.

They plan, direct, or coordinate the training and development activities and staff of an organization.