A professional who operates series of high pressure autoclaves to test fabricated uranium fuel elements for leakage and ruptures in zirconium cladding and weld. Responsibilities include:

• Loads fuel elements in metal baskets and places baskets into tank of autoclave, using crane.
• Closes tank lid, using torque wrench.
• Turns valve to admit specified amount of water into tank, and closes exhaust outlet of tank.
• Activates electric heating element, adjust control knobs, and observes gauges to obtain specified temperature and pressure.
• Monitors gauges to prevent rise in temperature and listens for alarm signal that indicates leak or rupture of one or more fuel elements.
• Presses button to cut off heat elements, opens exhaust water valve to dump hot water, and opens valve to admit cold water to cool elements.
• Opens autoclave, removes basket, and replaces tested elements.
• Records serial number of ruptured elements.
• Periodically tests quality of deionized water in autoclave, using special equipment.