1. Add the section ‘Application’

2. Enter the date in the text box

3. Click on the paint palette to right align the text

4. Select ‘Description’ and then the right aligned text layout under 'Justify text'

The date is now right aligned.
Subsequently, you can add a new ‘Application’ section and write your job application. 

Have you already written your job application?

In that case, you can review the steps above and then move the section with the date up above the job application text by clicking on the arrow next to the section.

Result: