Roman Bilohurov
North York
Summary
Resourceful and detail-driven IT professional with over 15 years of hands-on experience in systems administration, network infrastructure, and security solutions. Adept in managing and supporting hybrid IT environments, security systems, and complex troubleshooting—both onsite and remotely. Known for a strong problem-solving mindset, scripting skills, and client-first approach. Passionate about improving performance, automating routine tasks, and ensuring long-term system reliability.
Detail-oriented, organized, and meticulous employee. Works at fast pace to meet tight deadlines. Enthusiastic team player ready to contribute to company success.
Versatile Technical Support Representative skilled at offering clients easy-to-understand guidance and actionable advice. Positively impacts all customer interactions and engineering efforts for supported products.
Overview
16
16
years of professional experience
Work History
IT Support Specialist
NVTech
09.2023 - Current
- Provide remote and onsite IT support for dozens of SMB clients including supermarkets, pharmacies, and offices
- Manage company-wide client infrastructure: Sophos firewalls, UniFi & Aruba networking, VoIP systems, Microsoft 365 environments
- Use Syncro RMM and internal helpdesk portal to triage, assign, and resolve service tickets promptly
- Deploy and troubleshoot applications like Communic.exe, including scripting automatic restarts and managing firewall rules
- Maintain and support SQL server environments, MFP printers, and domain policies
- Assist with P2P and DDNS-based NVR integrations for client mobile apps
- Implement automation scripts for updates, restarts, and system checks using PowerShell and batch scripting
- Manage cybersecurity tools including ESET and Field Effect for endpoint protection and threat monitoring
- Build high-performance desktop machines and maintain IT asset inventory
System Administrator / IT Technician
Corporation “Huard”
08.2009 - 05.2023
- Led internal IT operations for a national security company with multiple branch locations
- Implemented VoIP infrastructure using Asterisk, reducing monthly telecom expenses by over 30%
- Designed a power-resilient network and server environment resistant to national-scale blackouts
- Provided full-stack tech support, from ticket resolution to infrastructure upgrades
- Maintained Linux and Windows-based environments, including software deployment and security hardening
- Coordinated IT support across departments through structured helpdesk practices
Freelance Security Systems Consultant / Installer
01.2019 - 01.2023
- Installed and configured commercial-grade surveillance and alarm systems (Hikvision, Dahua, Ajax, DSC, Jablotron)
- Designed security layouts and schematics based on client needs and budgets
- Trained clients on app and system usage, troubleshooting remote and local issues
- Maintained a reputation for neat installations and responsive technical support
- Concurrent with full-time role
Education
Master’s Degree - Information Security
National Aviation University
Kyiv, Ukraine06-2008
Skills
- Helpdesk (Tier 1–3) & Technical Support
- Windows Server / Active Directory / Intune
- Microsoft 365 / Entra ID / Exchange
- VoIP (3CX Certified, Asterisk)
- Sophos Firewall, Unifi, Aruba, ESET
- CCTV / Access Control / P2P NVR Integration
- SQL Server & PostgreSQL Management
- PowerShell, CMD & Automation Scripting
- Remote Monitoring & Management (Syncro, Field Effect)
- VMware & Hyper-V Virtualization
- Network Security & VPN Tunneling
- Custom PC Builds & Printer Maintenance
- System administration
- Script adherence
- Hardware diagnostics
- Videoconferencing
- Software diagnosis
- Desktop support
- Network diagnostics
- Incident tracking
Languages
English – Professional
Ukrainian – Native
Russian – Native
Timeline
IT Support Specialist
NVTech
09.2023 - Current
Freelance Security Systems Consultant / Installer
01.2019 - 01.2023
System Administrator / IT Technician
Corporation “Huard”
08.2009 - 05.2023
Master’s Degree - Information Security
National Aviation University
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