The job of the manager would vary depending upon the area of posting. If an employee is posted at stock - yard in a steel industry, his main job would be the speedy disposal of the material to the customer - end. He would be required to explain in depth the benifits of this end product and how best this can be utilised for its end use by the customers. He would be required to issue a certificate issued by R&C Laboratory indicating tensile strength, it's hardness, elongation, abrasion and corrosion - resistance etc apart from its chemical constituents indicating Cu, Ni, Mn, Pand S content so that the confidence of the end user is restored.
The role of the Manager attached to the Blast furnace for the manufacture of hot metal would be entirely different and he would see the proper mixing of iron ore with the sinter, Hard - coke and other raw materials such as Dolomite, Lime - stone etc to maximise the output of Hot - iron with the lesser quantity of slags. He would apply his expertise to augment production and other parameters such as timely maintenance, proper deployment of man power would be needed.
In the case of Financial - manager of an industry, the manager has to to allocate funds in different area such that there is no dislocation with respect to finance and smooth production and despatch take place.
In nut shell, the function of the Manager is to manage the duty which he has been entrusted for the speedy disposal of the job.