There are several. 

 First of all your computer is hired as a node which is a labor proxy and always earning money for you as long as it's powered on and connected to the internet.

Secondly, you can participate in the subject proof of work if you want to.  In which case your job is to hand out money to others.

Thirdly, you can become an awards committee member the job description of which is "I hand out wheelbarrows of cash to people each day".

These are all individual jobs offered by the network itself.  Then the businesses that run on the network will have other options as well.