Follow the steps below.
1. Click on Settings from the bottom left.
2. Click on Skills from the right pane.
3. Click on the Add Skill Group button on the modal.
4. Enter the required skill group
5. Click on the Add Skill Group button.
How to Add Skills
1. Click on the Add Skill button.
2. Type in the required skill in the box and click on the Green Box to Save.
NB Continue to add all required skills under each of the skill group