As a CNC applications engineer, your responsibilities include programming vertical, horizontal, and CNC turning centers for production machining systems, completing a machine assessment for each, and ensuring full customer satisfaction. Some jobs require you to run customer demonstrations, create demo programs for showrooms, and recommend the best machining strategies and efficient ways to process parts. You are also expected to provide accurate cost estimates and write engineering reports. Other duties include setting up custom demos and training customers on safe set-up and operation of their CNC machining centers, lathes, multitasking machines, and more.