A professional who sets up and operates machine to cut notches and bevels in rafters for precut or prefabricated houses. Responsibilities include:

• Determines from specifications or blueprints number and size of rafters to be cut.
• Selects and installs saws and cutterheads in machine, and adjusts their spacing and depth and angle of cut, using wrenches, rule, and protractor.
• Positions board on table or carriage of machine and clamps board in place.
• Starts machine and moves lever to feed board into saws and cutterheads to cut rafter.