Workers in this occupation supervise and control technical and operational aspects of mining, manufacturing, construction and other engineering operations, and operate technical equipment (including power plants, aircrafts and ships). Their jobs involve, for example: conducting research to expand, advise on or apply scientific knowledge; consulting on, designing, and directing the construction and maintenance of infrastructure projects and machinery. Other professionals are involved in studying the technological aspects of products and processes. Typically people in this occupation have completed between one and three years of higher education. In some cases extensive relevant work experience and prolonged on-the-job training may substitute for formal education. Occupations in this group include physical and engineering science technicians, mining, manufacturing and construction supervisors, process control technicians, life science technicians or ship and aircraft controllers and technicians.
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