As part of network engineering team I was responsible for: - Design and configuration of a backbone network (8 data centers, Juniper, Cisco, Arista, Palo Alto) - Preparation and coordination of several PoCs (Nagios, ElastiSeasch, Solar Winds, Itential) - Development of network automation system based on Ansible, Python, FlowSpec - Management and maintaining of network configuration for 30+ large AWS accounts (VPN GWs, TGW, Direct Connect Links)

Remote work with international teams on large EPAM clients projects as Sr. Engineer. Interaction with Microsoft, Cisco and Check Point regarding network design development and maintenance problem resolving. • Deploy/Administer 24 Azure IaaS environments, spanning 7 regions, each with their own set of networking and network security resources (i.e. NVAs, NSGs, Route tables, LBs, VPN gateways). • Azure automation (Python SDK) • Manage and maintain 29 Check Point firewalls (NGFW), across 10 different geographical separated environments, to include Azure Cloud Services. • Architect detailed network designs, data flows, and security solutions for all 5 on-premise, hosted, hybrid, and cloud web applications. • Plan and perform scheduled hardware and software maintenance, upgrades, and deployments on firewalls, routers, switches, IPS/IDS, load balancers, and VPN devices. • Migrated multiple SaaS on-premise sites to the Azure cloud in IaaS and PaaS service models. • Diagnose/troubleshot all network devices (routers, firewalls, switches, load balancers, WAN accelerators, circuits, protocols). • Maintain DevOps environments and work closely with DevOps teams on new projects/initiatives. • Collaborate with various entities (e.g. Vendors, ISPs, Cloud providers, Enterprise Network teams) to provide economical, scalable, reliable and sustainable network infrastructure and security. • Conduct risk remediation based on weekly third-party vulnerability assessments.

• Design and implementation of Data Center network (800 racks, Cloud, Co-location) based on Cisco, HP, Huaweii equipment • Development and negotiation of new services on IP transport network • Successful migration of services from an old DC (Cloud platforms, VPN'S, Col-lo services) • Management and participation in activities related cloud platforms and network equipment testing (in POC format) • HLD, LLD, RFP, RFI development • Succesfull SD-WAN implementation based on DC and service provider network • Close cooperation with VMWare vCloud and OpenStack teams • Work on PCI-DSS DC and cloud platform network attestation

* Successful realization of nationwide technical projects (IP transport for LTE network, UMTS900, nationwide CDN Cluster) * Development and negotiation of new services on IP transport network * Establishing a leased lines management process * Business and technical process automation * Working with big amount of data (Python, Excel) * Network equipment integration and configuration (CISCO ASR9000, 6500, 7300, NEXUS 7000, ASA 5585, FWSM; HUAWEI CX600, S9303, ARBOR PAEKFLOW)

* Teaching official Cisco courses (ICND1, ICND2, ROUTE, SWITCH, TSHOOT and IINS) * Networking consulting, design and implementation of IT solutions based on Cisco equipment (ISR, ASA, Catalyst, WLC and Aironet)

2 engineers, 5 locations, 2 data centers * Full cycle of foundation and operation of the IT infrastructures for Logistic Center "Prilesie" * Full cycle of foundation and operation of the IT infrastructures for Hotel and business center "Magnet Minsk" * Organizing work of contractors for local, metropolitan area network's and server rooms building * Implementation of access control system * Wide spectrum interactions with ISPs * Design and implementation of information infrastructure (Cisco/mikrotik/AD/Exchange/MS Communications Server/1C) * Licensing and purchasing software and network equipment * Purchasing and direct configuration of network, server, and client equipment

* Senior Microsoft infrastructure administrator * Planning, implementing and administration of IT infrastructures (implementing AD/Exchange/ ISA) * Creating of interaction procedures for internal staff * Purchasing and direct configuration of network, server, and client equipment * Ensuring complex security in a company network, including database and billing systems * Internal and external staff consulting * Administration of telecommunication equipment * Software purchasing and licensing * IT outsourcing service management

* Managing and maintaining of IT infrastructure * User's support (40 computers in 2 sites) * Purchasing and configuring servers and network equipment