Ilia Leskov

System Administrator
Summary

Strong background in system administration, scripting, and infrastructure automation. Over 15 years of experience across hardware, networking, and software environments. Skilled in developing automation tools in Python and Bash. Passionate about problem-solving, optimization, and building reliable, maintainable complex solutions.

Core skills

Experience
Technician -
 Flex, Migdal HaEmek
March 2024-Now
  • Build and maintain ethernet switch test benches for functional testing.
  • Install(PXE) and configure Red Hat Linux systems and automate repetitive tasks using Bash and Python.
  • Troubleshoot Linux-based software and hardware layers, including drivers and network issues.
DevOps Engineer -
 tensor.ru (SaaS company), Kaliningrad
April 2023 - September 2023
  • CI/CD Automation on Python and Groovy. Database management.
  • Full support of services on test benches, as well as preparation of services for release into the production environment.
System Administrator -
 Etype (Internet Service Provider), Kaliningrad
January 2022-March 2023
  • Deployed and maintained Proxmox/KVM/LXC/Docker virtualization infrastructure.
  • Configured L2/L3 networks, VLANs, DHCP/DNS, and routing.
  • Managed ORM/NOC system using PHP and Postgres
  • Built automation scripts (Bash/Python) for system monitoring and provisioning.
  • Diagnosed hardware failures and replaced components in production servers.
System Administrator -
 serverc.ru (datacenter, IXP, ISP)
January 2018-September 2021
  • Performed server installations, configurations, and maintenance across Linux and Windows.
  • Networking: Managed network interface ports, patch panels, and supported LAN/WAN connectivity to ensure uptime and performance.
  • Diagnosed and resolved hardware, software, and network issues across servers and infrastructure systems.
  • Managed VMware vSphere, SAN storage, and Linux-based monitoring with Zabbix.
  • Configured network services such as Active Directory, DNS, DHCP, and Firewalls.
IT Support Specialist -
 IT Consulting company, Vladivostok
January 2008-February 2017
  • Assembled, diagnosed, and repaired servers and workstations.
  • Installed software, configured SOHO networks, and managed backups.
  • Performed preventive maintenance and provided technical user support.
Languages