Factotum
(noun) a person whose job involves doing a wide variety of different types of work; Jack-of-all-trades; odd-jobber.
Examples:
- June knew that in order to successfully oversee the event, she needed to be well versed in all the details and a factotum that everyone could rely upon.
- The coach played June in midfield, where he could use her talents as a factotum on the field.