To add a new section, first, open your Career site editor. Click on Convert and then on Edit career site.
NOTE: By default, after you select the website, you will open the Homepage sections screen. If you want to add this section to another Page, simply click on the back arrow and select another page.
When you have selected the page to which you want to add this section to, click on +Add section or on the + icon to open the list of available sections.
After that, select the section you wish to add to your page.