Резюме: Системный администратор Linux

Professional Summary:
Systems Administrator with 20+ years of experience supporting business IT infrastructure across Windows and Linux environments. Strong background in virtualization, networking, hybrid cloud infrastructure, and MSP service delivery.
Infrastructure Engineer and founder of a small IT outsourcing service supporting SMB environments. Experienced in both remote administration and on-site field engineering, with a focus on reliability, security, and practical infrastructure solutions.

Technical Expertise:
• Windows Server (2003–2022), Active Directory, Group Policy, DNS, DHCP
• Linux (Ubuntu, Debian, CentOS), macOS environments
• Virtualization: VMware vSphere/ESXi, Proxmox VE, Hyper-V
• Zabbix/Grafana
• Networking: VPN (WireGuard, OpenVPN, IPsec), VLAN, Firewalls (MikroTik, Fortinet, pfSense)
• Cloud: AWS, Microsoft Azure, VPS providers (DigitalOcean, Hetzner, OVH)
• Monitoring: Zabbix, PRTG
• Automation: PowerShell, Bash, Terraform, Ansible
• Backup & Storage: Veeam, Acronis, ZFS
• Physical Infrastructure: server racks, network equipment deployment, NAS storage (Synology, QNAP), and IP video surveillance systems (Hikvision, Dahua, Reolink, Ubiquiti).
Professional Experience:
Founder / Systems Engineer — Liber Lucis Ltd (2023–Present)
• Provide managed IT services for 20+ SMB clients
• Design and maintain hybrid cloud and on-premise infrastructure
• Deploy virtualization platforms and secure VPN connectivity
• Implement centralized monitoring, backup, and disaster recovery solutions
• Design and maintain IP-based video surveillance systems integrated with client networks
Senior Systems Administrator — NPF TTS Ltd, HVAC Engineering Company (2008–Present)
• Maintain Windows and Linux server infrastructure
• Manage virtualization platforms and network systems
• Support engineering and operational departments
Senior Systems Administrator — Tavat Ltd, Geodesic Design Bureau (2018–2023)
• Support Autodesk-based engineering environments
• Maintain workstations, network, and printing systems
Senior Systems Administrator — Venets, Architecture & Design Institute (2005–2008)
• Maintain CAD environments, plotters, and office infrastructure
Senior Systems Administrator — Steel Wholesale Trading Company Ltd. (2003–2005)
• Administer Microsoft server infrastructure and SQL systems
• Maintain remote access (RDP) and multi-site connectivity
IT Support Specialist — Stationary Trade Company (2002–2003)
• Support Windows/DOS systems and accounting applications
Field Engineering:
Provide on-site infrastructure support including server deployment, network installation, rack setup, and troubleshooting.
Selected Achievements:
• Migrated legacy infrastructure (Windows Server 2003) to modern virtualized environment using Proxmox and Hyper-V, modernizing Active Directory and reducing hardware dependency.
• Designed and deployed VPN infrastructure connecting office networks and cloud VPS environments using WireGuard and OpenVPN, improving reliability and secure remote access for distributed teams.
• Designed and assembled server rack infrastructure including virtualization hosts, NAS storage, network equipment, and monitoring systems.
Certifications
Microsoft Certified: Azure Administrator Associate (AZ-104) — In Progress
IELTS Academic — Target Score 6.5 (In Progress)
Languages:
English — C1
Russian — Native
Hebrew — Intermediate
Relocation
Open to relocation and international employment opportunities