Sergei Leshchinsky

Head Of Infrastructure at Sourcepoint

Sergei Leshchinsky has extensive work experience in infrastructure and network operations. Sergei is currently the Head of Infrastructure at Sourcepoint since September 2021. Prior to that, they held the same position at Polar Inc. starting in February 2016. Sergei also served as the Network Operations Director at Polar Inc. from March 2011 to June 2016, and as a Senior NetOps Engineer from April 2010 to March 2011. Before joining Polar Inc., they worked as a Senior System/Network Engineer at Softeq Development from October 2008 to March 2010. Sergei'scareer began at AsstrA AG, where they worked as a System/Network Administrator from 2004 to 2008.

Sergei Leshchinsky received a Bachelor Degree in Computer Systems and Programming from the Belarussian State University of Informatics and Engineering. Sergei attended the university from 1999 to 2004, specializing in Computer Systems and Networks.

In addition to their degree, Sergei has obtained several certifications. In 2016, they received the ITIL certification from the Office of Government Commerce. In 2015, they obtained the CISSP certification from (ISC)². Furthermore, Sergei holds certifications from Cisco, including the Cisco Certified Design Professional (CCDP) certification obtained in 2017, the Cisco Certified Network Professional Security (CCNP Security) certification obtained in 2014, and the Cisco Certified Networking Professional -Enterprise certification acquired in 2012.


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  • Head Of Infrastructure

    September, 2021 - present