Most people converted to Islam because it was a very tolerant religion and it appealed to many. However, since the question is asking what "burden" was an influence, the only one I can think of would have to be the jizya. The jizya was a special tax that non-Muslims had to pay to live under Muslim protection in Muslim lands; if they convert to Islam they wouldn't have to pay it.
You could say that he's cyclically unemployed since he might get his job back as a designer once the production increases again since it's a cycle of ups and downs. You could also say that he's domestically unemployed since he's from the place where he works. And he's also just unemployed since he's out of a job or a contract. Others mentioned types don't apply to him.
