Position: System administrator
Category: Sysadmin
English level: pre
Years of experience: 11

Responsible and organized, I have good communication skills and the ability to work in team I have many years of experience in the field of IT and work with projects, focused on the result. Developed and implemented an information security strategy at TUI UA, which made it possible to avoid the loss of large volumes of confidential information. Implemented a set of measures for fault tolerance and 24/7 availability of all business processes of the company. Implemented, migrated and launched a cloud solution for a network of franchise agencies. United the network of branches of the company Europe with Ukraine into a single protected private network.
-Experience in the implementation of complex solutions for cyber protection (McAfee Mvision)
- Network architect - Design and operation of networks with multi-level switching (EIGRP, VLAN, OFPS, DHCP, L2TP/IPSec, Wi-Fi, BGP, NAT, TCP/IP, DMVPN, WLC, ACL…)
-Experience in cloud management, migration Azure (Office365, ADDS, Intune, VM), Google
-Administration of platforms of the Windows, Linux, FreeBSD, Ubuntu, MacOS, Debian, RHEL
-Installation, configuration, maintenance of large-scale virtualization systems VMware, XEN, Hyper-V, Proxmox
-Installation, configuration, maintenance of storage systems (Dell-EMC,IBM, HP, NetApp, Synology Enterprise)
-Installation, configuration, administration services UNIX platform (LAMP, LEMP, Haproxy, Squid, Quagga, GreyLog, Samba, FTP, TFTP, IPtable, UFW, IPFW, HaProxy, IPsec, GRE, OSPF, Bind, POP3, IMAP, SMTP, VRRP, PPTP…..)
-Installation, configuration, and administration services Windows (AD, DHCP, DNS, GPO, RDS, IIS, RSA, WSUS, DFS, 
   AD-CA, Print-Server, DAG, RDP…)
-Installation, configuration, administration of databases (MS SQL, MySQL, PostgreSQL, MongoDB, etc.)
-Configuring any network equipment L2, L3 (Cisco, HP, Palo-Alto, Mikrotik, Ubiquiti )
-Experience in scripting and automation of routine tasks (Powershell, bash...)
-Experience in building large cluster solutions, performance tuning, experience with highly loaded solutions
-Installation, configuration, administration of the mail server (Postfix, Exim, MS Exchange 2010-2019, etc.)
-Experience in building and administering Call Center and IP telephony (Cisco CUME, Oktell, 3CX)
-Organization of network security and data protection (Firewall, MFA, antivirus corp, rights, Access, DLP, QoS,...)
-Organization of information backup (experience of full and partial restoration of system and software functioning)
-HTML5+CSS3 + SASS + JS + REACT +Node (Git, Figma, Trello, Slack)
-Experience in assembling and configuring personal PC, servers (Dell, HP, Supermicro, Lenovo)
-Organization of jobs. Technical support for users and remote offices (more than 500 PC)
-Development of instructions, preparation of technical documentation, schemes
-Experience in building fault-tolerant network nodes 24/7
-Audit and Monitoring 24/7 (Nagios, Zabbix)
-Control over payment of services
-Management of a team of IT specialists (work planning, task setting and control, reporting, KPI)
-Management of development tasks of IT systems
-Experience with external contractors.