Mike supervises the work of factory workers in an automobile manufacturing firm. Most of his time is spent on quality control, scheduling workers, and training new employees. Mike can be categorized as a .

First-line manager  

Explanation:

This term first-line manager describes the management level of the employees which are direct to the above of non-managerial employees. The first line manager task is to supervise the task in the company. It consists typically the post like a foreman, section head and the shift boss. The line manager is the first who look after for the information on worker satisfaction to the higher manager. It includes the organizational process.  

Thus Mike supervises the work of the factory workers in automobile manufacturing. He is a first-line manager.

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