You'll need an optical power meter, connector cleaner and a SSM with a signal generator that also does a DOCSIS test. Below is the what the job consists of, each system has its own procedure they want you to follow. If you can balance an amp, you can do this.
Set forward level
Balance forward amp RF levels
Send carrier signal to hub/head end, adjust return light levels
Do a DOCSIS test and adjust return RF levels
Start balancing the system amps.