IT infrastructure maintenance, provisioning of required Data-plane, providing service to clusters of servers, firewalls, other equipment, L2 - PO, LACP, STP, VLAN, L3 - IP routing, VRF, ACL, OSFP AS, AP - configuring.

Services implementation - Azure AD, SSO, MFA, CyberArk

Firewall service providing - routing, nat/pat translations, policy, route policy configuring

AWS - E2, Compute, Route53, S3Bucket instances

HP ProCurve-3500YL/, Aruba-2850, Cisco-C3500, Fortigate-300D/900D/100F, Analyzer, PaloAlto-5410 AP503H/635/615

Provide service to customers (Kyivstar, Vodafone)

Maintenance of DataCentres of Kyivstar locations, servicing Ethernet switching, LAG, VRF/HSRP; IP-routing, BGP, OSPF; HRSP, balancing IP-traffic Round Robin, HASH, building fault-tolerant network and server solutions; MPLS VPN, VPLS; management and monitoring networks.

Providing engineering services for hardware and software installation of IP routers, commissioning, integration and data configuration, alarm clean-up and testing.

IP routers integration

IP routers data configuration

• Main maintenance

Network-equipment Upgrade

Switches(MS390, MS450, N9300K): Racking & stacking, managing patch panels in IDF and MDF, licensing & setting Access Data distribution and Core switches.

Firewall(PA3220): Configuring L3 routing, Policy and NAT, licensing & HA mode active-active, SSL VPN

IP PBX(Twilio, Verizon, Kyivstar): Migrate call centre to cloud service, replace equipment, assist with VoIP team configuring, and return the system on-premise Cisco BM6000.

Laptops(Dell 5420 & 7420): Imaging corporate OS, distribution to users, installing software via Zoho.

AP: Configuring MR36 via Meraki Dashboard.

• Duties

- Participation in weekly meetings, strategy discussions, and keeping a tracker list of completed duties.

- User support, in the office and remotely - opening and maintaining appeals for supporе (Jira, ServiceNOW, and so on)

- Provide access(due to the request system), and the software installation of servers on-premise and AWS hosts, and adding hosts to the monitoring system.

- Purchase of equipment, communication with suppliers, sales and support managers, Inventory, and the write-off for disposal.

• Gained experience with Hardware PaloAlto NGFW, Nexus, Meraki, and Software - CyberArk, ZOHO, OKTA Verify, Jira, ServiceNow, etc.

Experience in the International team, in an English position!

• Re-organization / construction of IT infrastructure at the factory,
• Setting up a video surveillance system (hikvision, dahua), installing cameras,
• Configuration of the system (server, controller firmware) of access control and accounting (U-Prox ACS, hikvision),
• Organization of reliable communication channels by branches, retail space (L2TP + IPSec, GRE, Tunel + IPSec)
• Construction of a "retail management system" and a system for monitoring the availability of nodes,
• Organization of fiber-optic trunk line within the enterprise,
• Configuration and maintenance of servers: Citrix XenServer, FreeNAS, CentOS8 + PHP + MariaDB, CentOS8 + Zabbix + kakti, Solarwind (ipmonitor ....), Windows Server 2019 (1C, UPROX, AD), virtualization on ESXI, Hyper-V, Xen Server
• SSL certification for domain names,
• Purchase and maintenance of equipment, PCs, servers, switches (Mikrotik, Fortinet, HP-ProCurve, Dell),
  
• Organization of workplaces,
  
• Installation of cable systems at the production
  

• Exhibition of digital - immersive art, multimedia art space - SAMSKARA
• Preparation of the exhibition "Mysterious Japan" • Design, installation, maintenance of a local area network, • work with the equipment - Mikrotik RB2011UAiS \ 951 \ 961, Ubiquiti UniFi AP AC Long c OpenWRT,
• HPE, Tenda, POS terminals. • Installation and maintenance of exhibition stands. • Work with projectors ACER, BenQ, Optoma, Panasonic.
• Spherical cinema, mapping, interactive animation. • Xbox-Kinect \ VR HTC VIVE service, LED mapping, PC-controlled (Linux \ Windows \ iOS)
• Wi-Fi zone setting, seamless - roaming. • Maintenance of the control system - installation of the exhibition on the iOS tablet.

• WOW-PRINT LLC provides services to enterprises in the field of IT, public procurement, and maintenance of printing equipment.
• Ensuring the operability of the network, technical infrastructure, and users of the company's PC (AD, DNS, WinOS, Linux RHEL 7 \ 8, VMware ESXi, Hyper-V).
• Configuration and maintenance of enterprise servers.
• Selection, purchase, pre-sale preparation, installation of OS \ PZ, the conclusion of the contract, support - the equipment for delivery to clients.
• Warranty service, customer technical service.
• Service, implementation of software for accounting at the enterprise (Y-Soft SafeQ4,5,6).
• Development of corporate offer and services provided by the IT department - the company's customers.

• Exhibition of digital - immersive art, multimedia art space - SAMSKARA
• Preparation of the exhibition "Mysterious Japan" • Design, installation, and maintenance of a local area network,
• Work with the equipment - Mikrotik RB2011UAiS \ 951 \ 961, Ubiquiti UniFi AP AC Long c OpenWRT,HPE, Tenda, POS terminals.
• Installation and maintenance of exhibition stands.
• Work with projectors ACER, BenQ, Optoma, Panasonic.Spherical cinema, mapping, interactive animation.
• Xbox-Kinect \ VR HTC VIVE service, LED mapping, PC-controlled (Linux \ Windows \ iOS)
• Wi-Fi zone setting, seamless - roaming.
• Maintenance of the control system - installation of the exhibition on the iOS tablet.

• Support for user workstations (IT Helpdesk), remote connection.
• Installation and support of company servers (Domain controller, AD, DNS, DHCP, NAT, Mail server, File server, 1C server).
• Support and upgrade of local area network, routing, SSH, VPN ..
• Configuration of IP-telephony of SiP-gateways, Mini-automatic telephone exchange.
• Cleaning and maintenance of office equipment (Network printers and MFPs, Monitors, System units and laptops, Keyboards

• Purchase and configuration of workstations and equipment ..
• Setting up and sending - equipment for trading platforms (regions of Ukraine) ..
• Acquisition, maintenance, and monitoring - constant availability of branches.
• Replacement and audit of consumables for office equipment ..
• User support, update - OS, 1C, Medoc

• Architecture, construction of a local area network ..
• Installation of cable (connection of clients (apartments, offices), houses
• Configure PC and client routers, user support
• Administration of the network, firewalls (NAT),
• Web-servers on Linux
• Development of design - advertising brochures, One of the creators of the network

• User support (40 PCs).
• Support for Windows department servers (AD, DNS, DHCP, Mail, File).
• Maintenance and cleaning of copiers.
• Installation of cable networks, LAN design.

Laboratory teacher:

• Basics of programming
• Means of information processing
• Telecommunication networks
• Operating systems
• Electrical engineering
• Technical support and administration of the classroom and the network of the educational institution (assistant system administrator):
• Audience
• LAN (800 machines)
• Design, site creation
• Web Design courses for school students

• Installation of cable for security systems and telecommunications equipment (intercom, LAN), residential buildings, offices ..
• Installation of cable networks (VOLS, Twisted pair 7a-cat. METRO C&C m. Pochayna)