Apply theory and principles of mechanical engineering to modify, develop, test, or calibrate machinery and equipment under direction of engineering staff or physical scientists. Link: http://www.onetonline.org/link/summary/17-3027.00 Your browser does not support the video tag.

Research and study the structures and chemical properties of various natural and synthetic or composite materials, including metals, alloys, rubber, ceramics, semiconductors, polymers, and glass. Determine ways to strengthen or combine materials or develop new materials with new or specific properties for use in a variety of products and applications. Includes glass scientists, ceramic scientists, metallurgical scientists, and polymer...

Evaluate materials and develop machinery and processes to manufacture materials for use in products that must meet specialized design and performance specifications. Develop new uses for known materials. Includes those engineers working with composite materials or specializing in one type of material, such as graphite, metal and metal alloys, ceramics and glass, plastics and polymers, and naturally occurring materials....

Design, develop, and take responsibility for the installation of ship machinery and related equipment including propulsion machines and power supply systems. Link: http://www.onetonline.org/link/summary/17-2121.01 Your browser does not support the video tag.

Design and oversee construction and repair of marine craft and floating structures such as ships, barges, tugs, dredges, submarines, torpedoes, floats, and buoys. May confer with marine engineers. Link: http://www.onetonline.org/link/summary/17-2121.02 Your browser does not support the video tag.

Design, integrate, or improve manufacturing systems or related processes. May work with commercial or industrial designers to refine product designs to increase producibility and decrease costs. Link: http://www.onetonline.org/link/summary/17-2199.04 Your browser does not support the video tag.

Plan, implement, and coordinate safety programs, requiring application of engineering principles and technology, to prevent or correct unsafe environmental working conditions. Link: http://www.onetonline.org/link/summary/17-2111.01 Your browser does not support the video tag.

Design, develop, test, and evaluate integrated systems for managing industrial production processes, including human work factors, quality control, inventory control, logistics and material flow, cost analysis, and production coordination. Link: http://www.onetonline.org/link/summary/17-2112.00 Your browser does not support the video tag.

Design objects, facilities, and environments to optimize human well-being and overall system performance, applying theory, principles, and data regarding the relationship between humans and respective technology. Investigate and analyze characteristics of human behavior and performance as it relates to the use of technology. Link: http://www.onetonline.org/link/summary/17-2112.01 Your browser does not support the video tag.

Research causes of fires, determine fire protection methods, and design or recommend materials or equipment such as structural components or fire-detection equipment to assist organizations in safeguarding life and property against fire, explosion, and related hazards. Link: http://www.onetonline.org/link/summary/17-2111.02 Your browser does not support the video tag.