| Job Title |
Epitaxial Reactor Technician |
| Job Description |
Sets Up And Operates Computer-controlled Epitaxial Reactor To
Grow Layer Of Semiconductor Material On Wafer Surface, Following
Written Specifications: Removes Semiconductor Wafers From Tray,
Using Vacuum Wand, And Cleans Wafers, Using Blow-off Wand.
Positions Wafers On Carousel And Aligns Carousel On Baseplate Of
Reactor. Enters Processing Data Into Computer To Start Rotation
Of Baseplate And To Activate Vacuum Pump And Epitaxial Growth
Process Program. Observes Display Screen To Monitor Epitaxial
Growth Process. Inspects Wafers For Defects, Such As Scratches,
Growths, And Pits, And Calculates Defects Per Square Inch, Using
Calculator. Measures Thickness And Bow (warp) Of Wafer And
Thickness And Photo-luminescence Of Epitaxial Layer, Using
Gauges And Test Equipment. Calculates Surface Area Of Wafer
Surface, Using Calculator. Inscribes Line On Wafer, Using Metal
Scribe, And Breaks Off Section (light Bar Sample) Of Wafer. Cuts
Line On Light Bar Sample To Isolate Die, Using Wafer Saw, And
Measures Brightness Of Die, Using Probe Tester. Constructs Sheet
Metal Housing And Installs And Repairs Electrical Wiring, Water
And Gas Lines, Switches, And Gauges On Reactor Following Oral
Instructions, Blueprints, And Specifications, Using Handtools
And Power Tools. Checks Replacement Gas Cylinder For Leaks
Before Installing On Reactor, Using Leak Detector. Connects
Reactor To Computer, Using Handtools And Power Tools. Enters
Information Into Computer, Using Keyboard, To Activate Program
To Clean Reactor, And Cleans And Replaces Reactor Accessories,
Such As Bell Jar And Carousel. Maintains Production Records.
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