You can search for a specific volunteer or a volunteer opportunity/position that a volunteer is in.
Click on the Volunteers tab on the left hand side. This will take you to the volunteers page. In the top right corner Click on the Search volunteers button. On the search volunteers page enter the volunteers first name, last name or email. (Note: do not leave a space after) Then Click Search and this will show any time the Volunteer has volunteered for one of your Events. To search for the individual volunteer for a specific event Select the Year and Event.
Volunteer in a Specific Position within an Opportunity
Click on the Volunteers tab on the left hand side. This will take you to the volunteers page. Here you Select the Year of your Event and the Volunteer Opportunity will pop up. Click on the Volunteer Opportunity, on the next page Click on the Position you want to look at, and a roster for that position will pull up.