Serving client networks based on Mikrotik and network equipment of an own production, network
maintenance on the core level.
1000+ client endpoints on support.
Cisco routing & switching. Mikrotik and Juniper certificates.
OSPF, TCP/IP, VPN, Ubiquiti, Infinet, Cambium, Linux.
BGP Diagnostics using tcpdump
3G/LTE channels diagnostics

Study and practise at spare time:
Making web services using django, flask, docker, Kubernetes, HTML, CSS, bootstrap, SQLite, PostgreSQL, Python, NGINX, DNS, GIT.
Some skills working with AWS S3 buckets as web storages

Working in the Telecommunications company / ISP.
· Remote configuration of infrastructure and client equipment, such as Cisco, Mikrotik, EdgeCore,
SNR, Ubiquiti, Cambium, Infinet, UltraLink, VectaStar, including routers, L2/L3 switches, SIP-phones
and Wi-Fi (radio) links, RRLs.
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· Setting up and connecting clients to services such as VOIP and analog telephony: AudioCodes,
Yealink, Gigaset, Cisco, VPN, Video Surveillance (Ivideon, Trassir, RTSP), provision of L2 channels
and services for clients and ISPs, Internet services.
· Setting up Internet services for end-users: allocation of a public address / subnet, static / dynamic
routing, setting up DHCP, NAT, Wi-Fi in the 2.4 and 5 GHz bands, connecting clients at speeds up to
1 Gbps.
· Configuring BGP, OSPF, VPN services L2/L3, VRF, EOIP, IPIP, L2TP, VLANs, QinQ, on Mikrotik, Cisco,
Infinet.
· Video surveillance setup on Hikvision equipment (including PTZ domes), HiWatch, Beward, RVI,
Keno, as well as integration with Trassir, Ivideon RTSP, connection of a local video archive or video
recorder and their configuration.
· Configure Hot Spot (Access Points with Authorization) on Mikrotik equipment.
· Setting up Linux, port forwarding, re-/install software, setting file permissions, setting up PHP,
MySQL, Apache.
· Writing technical documentation and instructions.

System Integration, Technological and Business Processes Automation, IT Consulting. Outsource
technical L2>L3 support.
Responsibilities:
· Full configuration from scratch to ensure the operability of the network and all nodes, including
routers, L2/L3 switches, PCs, SIP-phones and Servers.
· Setting up Mikrotik routers/switches: channel redundancy/ balancing, port forwarding, NAT, LTE,
DHCP, Wi-Fi access points, CAPsMAN (Wi-Fi Roaming).
· Selection of network equipment, as well as server and desktop components and peripherals.
Assembling PCs and servers from selected components for subsequent implementation in the
company's infrastructure, ability to work with server manufacturers: Dell, HP, LENOVO, ASUS.
· Creating and configuring of RAID-arrays
· Deploying of external network storages, such as QNAP and Synology.
· Experience of installation, configuration and maintenance of VMWARE ESXI 5.1, 5.5, 6.0
Hypervisors.
· Installation of server OSs: Windows Server 2008, R2, 2012, 2016. Installation and configuration of
roles and capabilities, including the creation of File servers, Terminal servers, 1C DB servers.
Deployment Domain Controller, Exchange 2010, configure and maintain a domain with 100+ PCs.
· Deployment of virtual PBXs: Elastix, Asterisk, full configuration of all Extensions, call transfers,
creating extensions, voice menu and recording conversations.
· Selection, installation and configuration of IP video surveillance systems, maintenance and
configuration of cameras and DVRs.
· Selection of Internet providers, support and implementation of the connection to new branches and
offices.
· Maintenance and configuration of the Office 365, Exchange Online components with 100+
employees.
· Maintenance of the websites of the serviced companies, hosting management, VPS, domain name
maintenance: domain creation, delegation, deployment on hosting, support for websites on CMS:
Bitrix, Bitrix24, WordPress, Joomla.