• Working with L2 and L3 switches, routers, FW ASA Firepower WiFi based on equipment from: Cisco, Alcatal, Ubiquiti, etc. • Administering network monitoring systems: NNM, CiscoWorks, ISE, Prime, etc. Implemented 802.1x user authentication on network equipment ports. Built an interference-resistant network with connection and switch redundancy. Organized network firewalling using Cisco ASA 5500-x series. • Engaged in redesigning, upgrading, and expanding the network. Troubleshooting network issues in active network equipment administration across five branches in Krasnodar. • Designed, participated in the installation, commissioning, and maintenance of the network in three health facilities of the Bank of Russia. • Prepared and serviced networks in resorts in Adler during the Olympic Games.

• Administered Cisco active network equipment - L2 and L3 switches from 2900 to 6500 series, routers from 1700 to 7200 series, FW: PIX ASA + ANY Connect, FWSM, Cisco WIFI, WCS, MSE, CCM, WIFI Phones. • Participated in creating remote access to the MTS network via the Internet using Cisco Any Connect. • Merged Comstar and MTS networks in the South macro-region. • Integrated RTK and MTS networks. • Participated in creating a new contact center in Krasnodar. • Administered network monitoring systems: NNM HP Open View, CiscoWorks, Cisco ACS, Cacti, NetFlow. • Designed and deployed a WiFi network providing access to mobile devices: IBM, Apple, Cisco 79XX, etc.

• Administered Windows 2003 servers, DNS, and IP telephony.• Administered Cisco active network equipment.• Deployed networks in new offices in Kirov, Stavropol, Sochi, Rostov-on-Don.• Supported users in Krasnodar.

• Administered active network equipment: Cisco, AVAYA IP-OFFICE.• Administered Windows 2000 servers, DNS, MS Exchange 5.5.• Supported users.

• Administered active network equipment: Hewlett Packard, Cabletron, Cisco, Motorola. • Administered servers: Windows with universal transport subsystem based on IBM MQSeries, MS Exchange 5.5, HP Open View, DNS, Cisco ACS, Spectrum Element Manager, Dionis, Remart. • Supported users. • Configured equipment for connecting credit organizations to the Central Credit History Catalogue. • Participated in the acceptance, configuration, and operation of active network equipment in distributed buildings of the Central Bank in Krasnodar.

• Programming languages: MS Foxpro, Visual Basic. • Developed projects: Bank account statements for commercial banks, Placement of vacationers in the "Golden Sands" resort, Record of vacationers in the health center of the "Golden Sands" resort, Account file, Project to check the correct operation of the program, Model input. • Participated in projects: Receiving information from regional bank institutions, Transferring information to regional bank institutions, Model input of banking information.

• Programming languages: C, Assembler. • Led a team of designers. • Developed: circuit diagrams, assembly boards, measuring units - components of measurement systems.