Jeffrey Chen

Jeffrey Chen has extensive experience in network administration and security roles. Jeffrey currently holds a position as a Senior Network Security Specialist at eSentire, starting in June 2022. Prior to this, they worked as a Senior Network Engineer at GEOTAB from December 2021 to June 2022.

From November 2018 to November 2021, Jeffrey held the role of Network Administrator at Christie Digital Systems. Before that, they worked as a Network Administrator at IMS from October 2016 to October 2018, where they were responsible for implementing and managing network security measures.

Jeffrey also served as a Network Administrator at i3 International Inc. from May 2015 to November 2016. During this time, they managed and supported the network infrastructure and designed LAN/WAN architecture.

In their earlier career, Jeffrey worked as a Network Service Engineer at ECCOM Network System (Canada) from July 2014 to August 2015. Jeffrey configured and implemented multi-homed BGP networks and provided customer support.

Jeffrey also held the position of IT System Administrator at League Communications Corp. from September 2014 to May 2015, where they managed routers, firewalls, and set up VPN servers.

Before that, Jeffrey worked as IT Support at Plexxus from January 2014 to March 2014. Jeffrey'sresponsibilities included assisting with system upgrades and providing desktop support.

Jeffrey's career started as a System Administrator at Wanjin Mining Co., Ltd. in 2010, where they maintained the company's IT infrastructure and increased network performance.

Finally, they worked as a Network Support & Administrator at Hitachi Digital Products (China) Co., Ltd. from 2005 to 2010. During this time, they managed the company's LAN/WAN network, conducted firewall maintenance, and participated in network migrations.

Jeffrey Chen graduated with honors from Humber College in 2014, where they completed the Mobile System Integration program. In 2015, they attended Seneca College for Occupation-specific Language Training (OSLT).

In terms of certifications, Jeffrey obtained the CCIE Security written exam from Cisco in March 2018 and the CCIE Routing & Switching in June 2016. Jeffrey also achieved the CCNP (R&S) certification in August 2014 and the CCNA (R&S) certification in September 2009. Additionally, they hold certifications in CompTIA A+ and ITILv3 Foundation, although the specific dates of obtaining these certifications are not provided.