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Опыт работы

Leading information systems administrator.

с 12.2023 по наст. время (5 месяцев)
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

с 12.2022 по 09.2023 (9 месяцев)
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

с 01.2022 по 07.2022 (6 месяцев)
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

с 06.2020 по 01.2022 (1 год 7 месяцев)
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

с 08.2018 по 02.2020 (1 год 6 месяцев)
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;

Образование

Ukrainian Engineering and Pedagogical Academy

Electric power industry, Power supply for industrial enterprises., Харків
Высшее, с 1995 по 2000 (5 лет)

diploma with honors

Дополнительное образование и сертификаты

"Computer systems and networks." NTU KhPI, Kharkov

2015, 4 months

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

2004, 4 months

Знания и навыки

Знание языков

Английский — средний

Дополнительная информация

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