You can filter your people by skills to see everyone with a certain skill or set of skills.
Go to the People Planner
Use the filter to select the skill.A list of all the people and placeholders with that skill will show.
3. Pick someone to assign to the project with the correct availability. Optional: If you use proficiency, hover over the diamond icon to see a person’s proficiencies in their skills.
You can do and AND or OR skill filter to get more specific with your search. Refer to this help doc for more information.