John Tessier is a software verification and validation engineer currently serving as a Staff Engineer at Abbott. Prior to this role, John was a Principal Engineer at St. Jude Medical, focusing on the EnSite Velocity cardiac mapping product from 2007 to 2017. John's earlier career includes positions as a QA Test Engineer at Adaptec, Inc. from 1997 to 2004 and as a QA Technician at Tech Squared, Inc. from 1994 to 1996, where John contributed to quality assurance processes and documentation improvements.
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