Douglas Mark possesses expertise in telecommunications, voip, process improvement, business analysis, solution architecture and 9 more skills. Colleagues describe him as "Doug was a valued contributor to our product engineering activity. He learned the technical and interpersonal aspects of his job quickly and helped to bring cohesiveness to a product solution. This work was further acknowledged by his promotion to Solutions Architect after I left the group for another engineering assignment." and "I had the opportunity to work with Doug on a few projects and found his approach and precision to be exacting. He managed to crank out some of the most detailed and accurate specifications under the most grueling and difficult circumstances. Excellence is a word that comes to mind."