In this role, I learned new skills. I began to use sidekiq, webpacker, capistrano, elasticsearch. "I also managed CI, and creating tests became a common practice.

I created systems of licensing, recovery and backups, Debian based custom Linux distribution. Created a licensing server based on Ruby on Rails, and Crystal for the client-side.

I managed 10 small organizations, with extensive IT infrastructures. ~20 virtual servers for various purposes (WEB-servers, terminal-servers, Zabbix, ocp, glpi, docker-containers(in test environment), domain controllers on Windows and Ubuntu to) A couple of physically-based servers: Server 1С, on IBM DB2. Vo-IP servers, (Elastix) Installed and managed hypervisors based on ESXi, KVM, Citrix XEN and HyperV. Also created server-side IT-infrastructure on these virtualizations servers. Video-control servers (Hickwision) Supported ~200 machines across 10 VLANs. Created infrastucture debian-based LTSP thick client workstations on Ubuntu Xenial, with autorisation in Samba4 domain. Transition to server-client network, with Ubuntu linux as domain controller, deploying web-servers on docker.

I managed 1С-servers, AD, R-Keeper, GK-system, Abonement-manager. Workstations, audiovisual devices, LAN, video-survielance systems (Geo-Vision GV-NVR), ip-cameras. Transfer file databases 1С in SQL, on PostgreSQL, and making infrastructure whit support it`s. Adaptation HelpDesk solution on RoR, for the needs of the company, with domain autorization, and determine their roles according to the 'memberof' entry content.

1С 8.3 database service on Postgresql. Making BDS on ZENTYAL 4 in Windows 2008 AD domain, with share, with the separation of access rights for domain accounts Recycler directory, automatic converting folder to 3-5 possible formats on imagemagic and LibreOffice. Did create budget solution on capture and saving RTSP-stream from ipcams, trough VLС and bash-scripts. Connect to remote office over l2tp. Created an automated backup system based on bash scripts, which did finds workstations enumerated IP, and copy userprofile, databases directory, and other data in to automatically create datastore.

Created free solution therminal access to the 1С, from the environment GNU/Linux using transfer capabilities software window runing in x-session on ssh to Windows X-client. Reduced office equipment costs by transitioning to Kyocera printers and renewal license Kaspersky anti-virus, due to install Clamav on internet and mail gateways, and upgrade Windows 8.1. Install Ejabberd

Make audio for air for Avtoradio and HumorFM in Rostov-on-Don

I did make video contents to the program "VESTI-DONA", monitoring the functionality and proper operation of workstations, and maintenance of local area network

ACS, surveillance, AD, squid

Digital processing of audiovisual information. The creation of news, information and advertising of TV programs and broadcasting them on the air. Sometimes combined professional responsibilities with the work of videographer and it professional.

Using their skills and abilities in the performance of assigned me the task. Trained staff the Studio production of movies and television programs. And developed to the extent possible of its activities.

tracking functionality and proper operation of workstations, maintenance of local network, server administration, Active Directory, Microsoft ISA Server, Squid, Apache, MySQL, accounting, billing traffic through SAMS, working with FTP, DHCP, DNS servers and configure PXE boot.

develop videos to the program "Rostov-instructions for use", monitoring the functionality and proper operation of workstations, editing and maintenance of local area network, administration of Linux servers (squid on RedHat Linux).