Aleksandr Chibizov
Head of the network engineers team at Группа «М.Видео-Эльдорадо»- Claim this Profile
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Russian Native or bilingual proficiency
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English Professional working proficiency
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Japanese Limited working proficiency
Topline Score
Bio
Credentials
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Japanese-language proficiency (N4)
The Japan FoundationJan, 2022- Nov, 2024 -
Red Hat System Administrator (RHCSA) - Red Hat Enterprise Linux 7
Red HatMar, 2019- Nov, 2024 -
ITIL Foundation
AXELOS Global Best PracticeOct, 2017- Nov, 2024
Experience
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Группа «М.Видео-Эльдорадо»
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Russian Federation
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Retail
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100 - 200 Employee
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Head of the network engineers team
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Sep 2022 - Present
Planning of the team activities, managing operational processes and processes for interaction with other teams. Preparing strategy and roadmap for developing team products for current and future demands of the business. Responsible for: - Planning with business and related IT teams developing of the IT products. Preparing roadmaps and transferring them as tasks to the team. - Preparing roadmap for development of the team solutions - Managing processes for incidents and changes based on business requests. Following and managing team SLA - Justification for purchasing equipment, software or integrators support. - Preparing architecture solutions after analyzing demands current IT environment and tools of other teams. - Preparing working tools for my own team (monitoring, CMDB, IPAM, etc.) Achievements: - Implemented standard for devices configuration of the remote company sites with continue improvement based on GitLab features. - Fixed documentation “holes” for important team products (have been increasing speed of working with incidents, also were found protentional products problems for improvement). - Organized work with network modernization (ITIL incidents management + problem management, Kanban and graphical roadmaps for improvements with everyday progress verification) - Implemented ISP channels monitoring based on IP SLA (with collecting data to monitoring system) instead of checks from monitoring system itself. It have increased quality of information regarding ISP channels status. Show less
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Danone
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France
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Food and Beverage Manufacturing
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700 & Above Employee
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Network Engineer
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Apr 2017 - Sep 2022
Responsible for network areas: WAN, LAN, Wi-Fi and all associated services (at Microsoft and Linux OS: DHCP, NPS, NAC, monitoring systems, etc.). Working at international team. At all those areas working on operational (incidents, problem management, changes, preparing service processes) and project activities (waterflow and agile project management systems, working with business to collect demands, preparing offer and implementing it to life with supporting it at production). Some examples of success activities: - Migration all sites (of different regions) under central network operation center (NOC). - Migrated DC under self-management to a Cloud DC. - Review and optimization of UC team tools (IPAM, Monitoring, Logs analyzing, etc.) with providing customers great visualization of network operational status. - Automation for change processes and RFI tickets. - Provided education sessions (technical and management) for my own department and for other IT departments. Working with: - Cisco devices: routers ISR and ASR, switches IOS and IOS-XR, NX-OS (Nexus 5k), WLC 5k and 9800 series. - Services: Cisco Prime, Cisco DNA, Cisco ISE, MS DHCP, MS NPS - Monitoring: PRTG, Zabbix (with Grafana integration), ELK stack - Automatization: Ansible, Jenkins, GitHub, ZTP, Kubernetes - Processes management: managing changes flows, documentations templates, supporting processes, work automatization. Show less
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АО «ЕЭТП» (United Electronic Market Place)
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Moscow, Russia
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System administrator
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Jun 2016 - Apr 2017
Tasks were shared by 60% of work with network infrastructure and 40% is work with servers (hardware and software). Responsibles was: - Improvement of monitoring of network and servers infrastructure. - Improvement of security at the servers and network infrastructure. - Improvement of protection against DoS attacks. - Arrangement documentation of infrastructure (schemas, description of services and they interaction with each other, structure description, etc.) - Cooperation with service providers and solution sellers. - Installation and integration of new devices and services. - Solving issues with software and hardware problems of devices. Major projects: - Optimization of DC network (removing "bottle necks" of communication solutions and optimization of device connections). - Changing load balance solution of Cisco (ACE) to HAproxy (Linux) full installation from zero: installation and tuning linux OS system for high load, installation and configuration of keepalived (active/standby solution for servers) for a few channel with source routing, installation and configuration of HAProxy, configuration of iptables. - Introduction of IPSec VPN solution between Cisco ASR as DmVPN (by phase 1) HUB and Linux servers as Spokes. - Introduction of BGP connection with ISP when one ISP gives a few internet channels. Working with servers devices: HP DL180, 380, Blade C7000 NASes: EVE, 3PAR, MSA. Network devices: Cisco 2960 (different models), switches of 3000 series, Cisco ASR1001, Cisco ACE 4710, fiber switches HP Flexfabric, security system of Arbor. Others: ESXi, VMWare vSphere, CentOS. Show less
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ООО "АТАК"
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Retail Groceries
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1 - 100 Employee
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Lead Network Administrator
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Apr 2009 - Jun 2016
Started work as specialist of the support. After year and half was promoted to leading position of the support. At the August 2011 was proposed to move to a brand new positions: network administrator. Accepted this proposal, but still helped with system structure issues because I did know it very well for one more year. At the start of January 2016 was transferred to Auchan Retail (bacause it was a parental company of ATAK and Auchan decided to integrate all child companies), but legally I stayed at the old company and at the old position. My responsibleses was: - Providing stable work of network at the shops, warehouses, offices and DCs of the company. - Working with internet services providers (support and new services). - Configuration of new network devices with testing and commissioning it. - Solving issues at the company network. - Monitoring for network abnormalities, finding source of this abnormalities and they elimination. - Providing network performance for scaling of services in the company. - Development of network solutions for new services in the company (including solutions for opening new data centers in company). - Constantly analyze of the network for modernization (hardware and software, as well is finding new technology and protocols for modernization of current environment). On this position did improvements in the structure: - Significantly improved security at the network perimeter. - Highly improved monitoring system of network devices and services. - Optimized traffic transferring. - Improved fault tolerance of the network system and provided a backup of the system (backup of configuration, devices, channels). - Simplified and automized net. dev. configuration managing (handling more than 500 active network devices). - Provided a security connections with external companies. Worked with devices: Routers Cisco 8XX,17XX,28XX,29XX,39XX,44XX (IOS-EX); switches Cisco 29XX, 37XX, 38XX, MDS9124, HP 1905, 2910, A3100, A3600; firewalls ASA 55XX-X Show less
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Education
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2004 - 2008
Moscow technical college of electrical appliances for space industry (MTKP)
Specialist, Radio electronic engineering
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