Surgical Dental Assistant - Periodontics. Primary Location. Signature Perio: Waxhaw – 514 North Broome Street, Waxhaw, NC 28173. Additional Locations. Signature Perio: South Park – 6719 Fairview Road, Charlotte, NC 28210. Signature Perio: Lake Norman - 9727 Northcross Center Ct, Unit B, Huntersville, NC 28078. Starting Rate. Dependent on experience. Schedule. Monday - 8:00 am to 5:00 pm. Every other Tuesday - 8:00 am to 5:00 pm. Friday - 8:00 am ...