• System administration, configuration and operation of server hardware and data storage systems (DELL EMC, Lenovo ThinkSystem, Huawei Oceanstore) with 24/7 technical support for different projects same time. • System administration, configuration, and operation of Hyperconverged Infrastructure (VMware Esxi, Vcenter, Vsan).• Working with and configuring SOC, Infrastructure Security systems EDR, PAM, SIEM, Scanner Vulnerabilities (CyberARK, FudoPAM, Tenable Security Center, Maxpatrol SIEM, Falcongaze DLP).• Solving issues and eliminating problems associated with downtime of Datacenter (Tier 2-4) system such as Firewalls, Servers, Storage, L2-L3 Network devices (Fortinet, Juniper, Palo Alto Networks)• Diagnostics and system analysis of infrastructure, troubleshooting, and monitoring.• Documentation, drawing up network and server logical and physical topologies (MS Viso) • Proving technical 24/7 on call support client.• Organizing and providing technical workshop, seminars for partners and customers

• Configured and monitored enterprise network infrastructure (devices Cisco, Huawei, Juniper, Mikrotik) for customers • Configured and integrated SOC for Government and Private projects (QRadar SIEM, Fortinet-Security Fabric) • Installed and configured Fortinet Security Fabric components (20+) FortiGate, FortiAnalyzer, FortiAuthenticator, (40+)FortiAP, FortiSandbox, FortiManager for Authority and Private organization • Configured and integrated (Iaas, PaaS) Microsoft Software System (Exchange, Active Directory; Hyper-V) • Configured Virtualization Software Systems (VMware Esxi; vSAN technology ;) • Configured VoIP Systems Asterisk, FreePBX, Yeastar and Yealink, 3CX using SIP trunk, IVR, call queue, MonAST monitoring• Travel to client sites and interactions with end users

• Carry out consultations with staff members regarding IT-related issues. • Purchase equipment including parts and supplies for the company.• Develop and maintain local networks in ways that optimize performance (Cisco)• Maintain records/logs of repairs and fixes and maintenance schedule.• Assist in and plan training, development and education for new software and hardware