Setup and maintain Linux servers (Ubuntu, Debian, Suse, Centos, Red Hat);

Configuration of firewalls: iptables, mikrotik;

Monitoring system: Zabbix;

Databases: MySql, Postgresql, backups and replications setup;

Bash and Python scripting, creating backup scripts, Linux services, etc;

Backup automation;

Bitbucket;

Tomcat Apache;

Maintan e-commerce platforms: Magento, Shopify, Sana.

VMWare;

VPN, RDP, SSH, FTP, SFTP ;

Windows server (AD, DNS, Web);

Support and maintain servers, routers, switches, WAPs, NAS, PCs, printers.

Atlassain products: Jira, confluence.

Support and maintain SAP One Business, DDI, PMS.

Writing technical documentation.

• Support users of OS Windows.
• Maintaining Windows DC's, AD, GPO, WSUS.
• Support and maintaining Network devices L-2, L-3.
• Maintaining wmvare hypervisor, fileshares, unify controller, printers.
• Administrate MS 365 exchange.
• Troubleshooting by model OSI.