Contact information

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Work experience

Leading information systems administrator.

from 12.2023 to now (5 months)
TOV "Suzir'ya centre", Kiev (Роздрібна торгівля)

- administration of VMware vSphere, ESXi, vCenter, vSAN;
- administration of Windows servers, Windows servers, AD, DNS, DHCP;
- administration of Linux servers AlmaLinux, Ubuntu;
- administration of the Kerio Connect mail server;
- administration of Veeam Backup & Replication;
- administration of FortiGate VM, FG-100, FG-60, setting up SD-WAN, IPsec, link-monitor;
- administering monitoring of necessary metrics in Zabbix;
- writing bash and powershell scripts to automate tasks;
- setting up Mikrotik for connecting offices, warehouses, retail outlets, video recorders, over 210 locations;

Administrator of networks and systems

from 12.2022 to 09.2023 (9 months)
Online store https://7ds.com.ua, Ivano-Frankivsk (Оптова торгівля, дистрибуція, імпорт, експорт)

- administration of Windows servers 2022 TS-RDP, 1C, MSSQL;
- administration of Linux servers AlmaLinux, CentOS, Ubuntu;
- administration of Web servers, domain and mail registration;
- experience with cPanel/WHM, HestiaCP, VestaCP, BrainyCP hosting panels;
- transferring servers to Hetzner, Proxmox, ESXi hypervisors, transferring Linux servers, domains to another physical server;
- use of Zabbix monitoring to monitor the necessary metrics from any source to control the entire IT infrastructure (UserParameter +Script), servers, sites, network equipment; backups;
- setting up Wi-Fi roaming in MikroTik CAPsMAN;
- connecting offices, warehouses, Mikrotik, OSPF, L2TP, IPSec;
- modification, writing bash, powershell scripts to automate tasks;

Deputy Head of the Information Technology Department

from 01.2022 to 07.2022 (6 months)
PJSC "Kharkivenergozbut", Харків (Фінанси, банки, страхування)

- organisation of work of the IT department team and 29 branches of the enterprise for remote work;
- support of the company's IT infrastructure, ~ 224 PCs;
- administration of Windows 2022/2019, AD, TS-RDP, 1C 8.3, MSSQL servers;
- connection of offices, server sites - Kharkiv, Khmelnytskyi, Kamianets-Podilskyi, Nihyn;
- modernisation of the enterprise network, implementation of FortiGate 101F, FG-40F;
- backup of 1C, M.E.Doc, VM-servers;
- organisation of a backup server FreeBSD ZFS, rsync;
- use of Zabbix monitoring;
- transferring servers to the cloud - Proxmox, ESXi hypervisors;
- ensuring the security of IT infrastructure;
- solving technical and organisational tasks, updating documentation, writing instructions, regulations, purchasing equipment;

Head of network administration of the IT infrastructure technical supportrt

from 06.2020 to 01.2022 (1 year 7 months)
JSC Megabank, Харків (Фінанси, банки, страхування)

- setting up network equipment: Mikrotik, Cisco, FortiGate, D-Link, Allied Telesyn, Huawei, Edgecore, Dell, Ubiquiti, etc;
- support of 168 branches and payment acceptance points in Ukraine, connection of Cisco, Mikrotik, VPN, IPsec, OSPF branches and payment acceptance points;
- setting up a separate Wi-Fi network of the bank and branches on ubiquiti, UniFi, Mikrotik;
- implementation of Zabbix for monitoring network equipment and servers (transition from Icinga);
- application of ESXi, Hyper-V, Proxmox hypervisors;
- setting up secure and remote user access to the bank's network resources and Internet services using FortiGate 300 and FG500;
- preparation of documentation for the network equipment of the bank's data centre and head office, network segmentation and updating of all VLAN segments;
- solving technical and organisational problems, planning maintenance, upgrading, writing instructions, purchasing equipment;
- ensuring the security of the IT infrastructure;
- support of the company's IT infrastructure: Kharkiv data centre, server room, branches, payment acceptance points, ATMs, terminals, MBox, 6 floors of the central office, 470 network devices, 940 PC workstations, 120 VLANs;

System administrator, network engineer

from 08.2018 to 02.2020 (1 year 6 months)
Kharkiv Airport, LLC "New Systems AM",, Харків (Телекомунікації, зв'язок)

- support for the airport’s IT infrastructure: data center, 4 server rooms, 240 PC workstations, 40 VLAN;
- configured the Airport Wi-Fi network for 2 terminals (Ubiquiti, UniFi, Mikrotik);
- implemented Zabbix for monitoring network devices and servers (transition from Nagios);
- administration of FreeBSD, Ubuntu, CentOS;
- administration of Windows 2019/16/12, AD, TS;
- support for VM services with VMware ESXi, Proxmox cluster;
- setting up Dell PowerEdge R720, SuperMicro, HP ProLiant G9/8/7 servers;
- setting up network equipment: Juniper EX4200 Series (Virtual Chassis), Mikrotik, D-Link, HP, Huawei, Ubiquiti;
- basic installation and configuration of 1C 8.3 + MSSQL, Medoc;
- modification and writing scripts in bash, powershell to automate tasks;
- organizing remote work of employees for secure access to local resources of VPN departments;
- ensuring the security of IT infrastructure;
- drawing up documentation on airport servers and network equipment, network segmentation, checking all VLAN segments;

Education

Ukrainian Engineering and Pedagogical Academy

Electric power industry, Power supply for industrial enterprises., Харків
Higher, from 1995 to 2000 (5 years)

diploma with honors

Additional education and certificates

"Computer systems and networks." NTU KhPI, Kharkov

2015, 4 months

"Application and administration of UNIX systems." NTU KhPI, Kharkov

2004, 4 months

Knowledge and skills

Language proficiencies

English — average

Additional information

Attentiveness, responsibility, work for results.
http://itserve.net.ua/