Ilya
Chernin

I'm a System & Infrastructure Engineer with 3+ years of experience managing Linux and Windows servers, production infrastructure, and networks. I help businesses deploy, maintain, troubleshoot, and automate their infrastructure. My expertise includes: - Linux (Debian, Ubuntu), Docker, Docker Compose, Nginx - Ansible, Bash, PowerShell, Python, Git - Proxmox, VMware, Hyper-V - Zabbix, monitoring, backups, troubleshooting - MikroTik, WireGuard VPN, VLANs, firewalls - PostgreSQL, HTTPS/TLS, reverse proxies I also build Python automation tools and Telegram bots using PostgreSQL and Docker. Available for one-time projects, freelance contracts, part-time infrastructure support, server migrations, Docker deployments, monitoring setup, and troubleshooting. I focus on reliable solutions, clear communication, and practical results.

https://www.linkedin.com/in/ilya-chernin-6293b83bb/

https://github.com/cherninilyaigorevich-ui

Work experience

OBIT

September 2023 – October 2026

Job title

System Engineer

Work experience & achievements

Administration and maintenance of Linux and Windows production infrastructure. - Managed virtualization platforms including Proxmox, VMware ESXi, and Hyper-V. - Implemented Zabbix monitoring for servers, network devices, and critical services. - Configured MikroTik routers, VLANs, VPNs, firewalls, and network infrastructure. - Performed server migrations, backup configuration, and infrastructure troubleshooting. - Automated routine administration and virtual machine deployment using Ansible, Bash, and PowerShell. - Supported infrastructure reliability, service availability, and incident resolution.

Sunshine Group

April 2025 – Current time

Job title

System Administrator

Work experience & achievements

System Administrator responsible for maintaining IT infrastructure, deploying internal services, and developing automation solutions for an international company. - Supported office IT infrastructure, servers, networks, and remote access. - Deployed and maintained Linux services and Docker-based applications. - Configured Nginx reverse proxies, HTTPS/TLS certificates, and firewall rules. - Developed Python Telegram bots for internal automation, expense tracking, and reporting. - Worked with PostgreSQL, Docker Compose, and scheduled background tasks. - Troubleshot infrastructure issues and improved operational processes through automation.

Education

Irkutsk National Research Technical University

Graduation year: 2019

Level of study

Bachelor

Major / Field of study

Information Security

Ilya Chernin

(0)

I will set up and secure your Linux VPS

IT & Networking

$15

More info

Python Telegram Expense Tracker — PostgreSQL & Docker

Developed and deployed a Telegram expense tracking bot using Python, aiogram, PostgreSQL, and Docker. The bot supports expense categories, multi-user tracking, expense history, statistics, and data export. Key features: PostgreSQL database with SQLAlchemy and Alembic migrations Interactive Telegram interface with inline buttons Expense filtering and reporting Scheduled monthly reports Docker-based deployment on a Linux VPS Database backups and application maintenance

VMware Virtual Machine Deployment Automation with Ansible

Developed an infrastructure automation solution for deploying and managing Windows virtual machines in a VMware environment. The project helps reduce repetitive manual administration and standardize virtual machine deployment. Key features: Automated VM deployment from templates Integration with VMware vSphere Infrastructure inventory and configuration management Active Directory checks to prevent naming conflicts Ansible playbooks for repeatable deployment operations Support for virtual desktop infrastructure workflows My role: Infrastructure configuration, automation development, testing, and troubleshooting. Technologies: Ansible, VMware vSphere, VMware Horizon, Windows Server, Active Directory, Python.

Infrastructure Monitoring & Alerting with Zabbix

Implemented a centralized infrastructure monitoring solution using Zabbix to monitor Linux and Windows servers, virtualization hosts, network equipment, and critical services. Key features: Zabbix server deployment and configuration Monitoring via Zabbix Agent and SNMP Custom templates, triggers, and alert thresholds Network device monitoring, including MikroTik Server resource and service availability monitoring Incident detection and troubleshooting My role: Monitoring architecture, deployment, configuration, and maintenance. Technologies: Zabbix, Linux, SNMP, MikroTik, Windows Server, Proxmox.

Weekly Training Poll Bot — Python & Telegram Automation

Developed a Telegram bot to automate weekly training sessions, attendance polls, and event coordination. Key features: Automatic scheduling and publishing of weekly polls Interactive voting: Going / Not Going / Maybe Training details: date, time, location, and event format Weather forecasts for upcoming sessions Scheduled reminders and automatic poll publishing Admin commands to preview, edit, and publish polls Prevention of duplicate poll publishing My role: Designed, developed, deployed, and maintained the bot, including its scheduling logic and Telegram integration. Technologies: Python, aiogram, Telegram Bot API, Linux, Docker. Result: Reduced manual coordination and simplified attendance planning for recurring team activities.

IlyaChernin