Dennis Long is a Senior Technical Engineer in Managed Services at Optum, where they have worked since 2024. Previously, Dennis held roles such as Senior Technical Engineer and Senior Remote System Administrator at Change Healthcare from 2020 to 2022. They began their career at McKesson Provider Technologies, serving as a Remote Systems Administrator from 2009 to 2017 and as a Hardware Support Specialist from 2008 to 2009. Dennis also worked as a Web Developer at Sierra Wireless from 2007 to 2008 after completing an Information Technology degree at the British Columbia Institute of Technology.
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