Overview. . River Rock Dental Mueller, located in Austin, TX, is looking for a knowledgeable and personable Registered Dental Hygienist to join our team. . We are situated in the new Mueller Market district and are proud to provide dental care to all families in Austin. We believe that great smiles and healthy teeth are important, which is reflected in our 4.7-star Google rating. . Join us in making a difference in your community. If this opportu...