Aided in the implementation of business to business solution for a large auto company and their suppliers using LDAP and RDBMS technologies. Aided in the development and implementation of a web single sign-on system which utilized directory services (LDAP) as well as SSL communications and X.509 digital certificates. Aided in the design and implementation of a load balanced network infrastructure in order to deploy an email and web farm that can support upwards of 6,000 users. Work closely with Internet2 and the MACE-Dir group therein on several projects.