Sean Doncaster currently serves as a Senior Sales Engineer at Proofpoint, having joined the company in October 2023. Recognized as the 2024 Award Winner for ATG Rising Star, Sean exemplified Proofpoint values and achieved exceptional sales success within less than 18 months in the role. Prior to this, Sean held various positions at iboss from January 2020 to January 2023, ultimately serving as Manager of Field Sales Engineering and Team Lead, and previously worked as a Sales Engineer. Sean's career also includes experience as a Sales Engineer and Business Analyst at Netcracker Technology from June 2017 to January 2020. Sean earned a Bachelor's Degree in Engineering/Industrial Management from Worcester Polytechnic Institute, graduating in 2017.
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