Which extra certification courses will benefit senior mechanical maintenance engineer?

The Following courses can help greatly to Mechanical engineers in order to excel in there field.

1 Project Management

2 Inspection certifications

3 certifications in Lifting arrangement

4 Supply chain and Logistics management courses

5 Finance for non finance managers

6 Vibrations Level-1 to 3 certifications.

Thank you for the invitation and for the professionals to answer Leave

I apologize this is out of my specialist

check https://www.asme.org/ they have may coerces 

The Mechanical engineering field is the motor field so the mechanical engineer should be diversified and must have the following courses on card.

1 Project Managment

2 Cost management

3 Maintenance management

I think project management, cost analysis, house keeping,