Crystal Inspector

Inspect, measure, and test semiconductor crystal ingots.
picture of Crystal Inspector

Quick Stats


Salary Range
$20,000 – $56,000

Data from U.S. Department of Labor


What do Crystal Inspectors do?

Inspects, measures, and tests semiconductor crystal ingots to determine compliance with specifications, using measuring devices and test equipment: Transports ingot to workbench by cart or by hand. Measures ingot flat, diameter, and length, using calipers and ruler. Weighs ingots on scales and calculates weight loss due to grinding and sawing. Tests ingot resistivity, using electronic probes. Records weights, measurements, and other test results in logbook and on labels, and attaches labels to ingots. May operate saws to cut off ends of crystal or to cut sample wafers. May tend furnace that heat-treats ingots to alter resistivity to meet specifications. May determine crystal orientation, using x-ray machine. May operate grinding machine to bevel ends of crystals. May operate sandblasting machine to remove glaze from ingot surface. May tend equipment that etches ingots to remove surface material. May calculate proportion of impurities, using resistivity readings and specified formula.


Should I be a Crystal Inspector?

You should have a high school degree or higher and share these traits:
  • Team Player: You're able to listen, communicate, and work with tons of different people.
  • Independent: You enjoy flying solo and doing things your own way.
  • Reliable: You can always be counted on to do a good job.

  • Also known as: Crystal Evaluator, Inspector, Crystal

    How to become a Crystal Inspector

    Most Crystal Inspectors have no higher education and get on-the-job training. Think about earning a Certificate or Associate's degree to increase your competitiveness in the field. Chart?chd=s:9zcaaa&chl=no+college+%2869%25%29|certificate+%2828%25%29|associate%27s+%283%25%29|||&cht=p3&chs=466x180&chxr=0,69,69
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