Main Duties: - Advised clients on networking issues to implement Wi-Fi solutions in their infrastructure; - Diagnosed network problems in the customer's infrastructure; - Conducted training for partners.Achievements: - I found a problem in the Internet provider’s network and quickly fixed it. As a result, the company retained its reputation as a supplier of reliable network equipment. - Optimized the customer's Wi-Fi operation. As a result, we received new projects for the implementation of Wi-Fi.

Main Duties: - Training of students in accordance with the CCNA Routing and Switching program; - Advise remote students on the course CCNA Routing and Switching.Achievements: - Three of my students were in the finals NetRiders 2016.

Main Duties: - Advised clients on networking issues to implement Wi-Fi solutions in their infrastructure; - Troubleshooting network problems in the customer's infrastructure; - Distributed requests between employees (4 people) of technical support; - Controlled the execution of requests in the ServiceDesk system; - Tracked the solution of operational problems in Redmine; - Controlled the relevance of documentation in the knowledge base; - Conducted training for foreign partners.Achievements: - Reduced the average processing time of applications from 70 to 15 hours; - Established a process for solving long-term tasks from operation.

Main Duties: - Distributed requests between employees (2 people) of technical support; - Controlled the execution of requests in the ServiceDesk system; - Tracked the solution of operational problems in Redmine; - Tested Wi-Fi hotspot software; - Tested software Wi-Fi controller; - Installed and configured Wi-Fi solutions; - Trained foreign partners in setting up Wi-Fi solutions.Achievements: - Established the technical support process.

Main Duties: - Testing the functionality of the software access points; - Testing the functionality of the software wireless controller; - Troubleshooting various network and Wi-Fi problems; - Technical support of communication operators and system integrators; - Technical support of test zones.Achievements: - Successful support of more than 20 test zones in large companies and telecom operators: Gazprom, Rosstelecom, TransTeleKom, etc.

Main Duties: - Administer Cisco equipments (2950, 2960, 3550, 3560, 6506-E, 1841, 1941, ASA 5540); - Administer Kontinent crypto gateways; - Administer security tools against unauthorized access to information (identification/authentication, access control etc.); - Alignment of network to Russian regulatory compliance requirements for security; - Writing technical tasks for works on data protection and acquisition of information security tools; - Working with user requests for access to information resources.Achievements: - Prevented more than 26 000 incidents of unauthorized access a year due to switch security settings; - Reduced an average time installation of new switches by 4 times due to development of basic configuration; - Reduced the network idle time by 208 h/year due to adding redundant links and configuring RSTP on switches; - Increased network bandwidth by 10 times due to optimization of network configuration; - Reduced recovery time a network after a failure by 3 hours due to initiation a documentation policy; - Reduced time of computer connection to network by 6 times due to initiation a documentation policy; - Reduced time for technical support of users by 40 times after implementing remote support software Dameware; - Reduced information security works costs by 30% due to constant price monitoring and negotiating with contractors.