Doug Walker

Chief Technology Officer

Professional Experience

Since joining Sentinel in 2008, Doug has gained extensive experience through leadership positions in both Software and Infrastructure teams. His pivotal management skills, recognized with the Excellence in Leadership award from Sentinel, have played a crucial role in the company's growth.
After a brief tenure as a Senior Manager at Apple, Doug rejoined Sentinel as the Chief Technology Officer, where he now oversees all technology-related initiatives for the company. In his spare time, Doug serves as a board member for RTUG (Retirement Technology User Group) and partakes in volunteer opportunities with Habitat for Humanity through Sentinel Cares.
Fun fact about Doug: While he enjoys computers as much as everyone in Technology, he likes to unplug and spend time outdoors skiing, camping, hiking and running!

Educational Background and Certifications

  • Southern New Hampshire University – Manchester, NH – Bachelor of Science in Sport Management/Economics and Finance
  • Salem State University – Salem, MA – Master of Science in Mathematics


Newton, NH

Out of the Office

Outside of the office Doug enjoys traveling, skiing, hiking and camping!

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