“ArrayArrayArray” on Top of The Pages

I am getting a “ArrayArrayArrayArray” displayed on the top of the page where the job list and the individual job is being displayed.

The pages are here:

http://elgenstaffing.com/jobs-2/
http://elgenstaffing.com/jobs-2/product-specialist-sales-support/

I checked using Twenty Fifteen/Sixteen/Seventeen and I am getting the same thing.

Any help would be appreciated.

WP Version: 4.7.2
Plugin Version: 0.7.25