Особисті дані приховані

VLADYSLAV LAVRYNENKO
Chief Technology Officer (CTO) | Head of IT / CIO | Technology Infrastructure
Limassol, Cyprus | [відкрити контакти](див. вище в блоці «контактна інформація») | [відкрити контакти](див. вище в блоці «контактна інформація») | [відкрити контакти](див. вище в блоці «контактна інформація»)

PROFESSIONAL SUMMARY
Hands-on IT leader with 15+ years of experience across enterprise infrastructure, multi-site networks, virtualization, Microsoft 365,
endpoint management, and business-critical IT systems. Held CIO and Head of IT positions, combining technical planning and IT
operations leadership with vendor coordination, incident response, and service reliability.
Implemented Microsoft Intune from scratch in a defense technology environment; supported distributed VPN connectivity and
virtualized services; and contributed to hotel Wi-Fi projects with up to 300 access points. Combines infrastructure solution design,
security-conscious IT operations, hands-on troubleshooting, and communication with business stakeholders.

TARGET ROLE AND WORK FORMAT
Target positions Chief Technology Officer (CTO), Head of IT, IT Infrastructure /
Technology Lead

Preferred format Full-time remote from Limassol, Cyprus. IT-Avia projects remain
outside regular working hours.
Work focus Technology strategy, infrastructure architecture, security,
business systems, IT reliability, and operational improvements.

Management scope Hands-on technical leadership, vendor coordination,
infrastructure planning, and incident resolution.

TECHNICAL SKILLS

Area Technologies / Scope Level
Windows / AD Windows Server, Active Directory, DNS, DHCP, GPO, file services, permissions, RDP Advanced
Workstations Windows client administration, workplace setup, onboarding/offboarding, printers, MFPs, peripherals Advanced
Networking LAN/WAN, VLANs, routing, switching, enterprise Wi-Fi, Ekahau wireless surveys, network troubleshooting and Advanced
documentation
VPN / Remote Site-to-site and remote-access VPN, WireGuard, OpenVPN, FortiClient, branch connectivity Advanced
MikroTik RouterOS, routing, firewall/NAT, VPN, branch routers, CHR, dual-WAN scenarios Advanced
Cisco Switching, routing basics, troubleshooting, enterprise network operations Strong
HPE Aruba Aruba CX switching, VLANs, management, stack/VSF basics, access-layer operations Strong
Fortinet FortiGate firewall, policies, VPN, NAT, remote access, basic segmentation Working
Grandstream GWN access points, controllers and cloud management; Grandstream networking certification Strong
Virtualization Hyper-V, VMware, Proxmox, VM deployment/support, snapshots/backups, resource planning Strong
Linux Linux server administration, service management, troubleshooting, and basic shell use Working
Microsoft 365 Exchange Online, users/groups, domains, Teams, SharePoint, OneDrive, migration/support tasks Strong
Endpoint Mgmt Microsoft Intune rollout, Windows Autopilot, Entra ID, device enrollment, configuration policies, application Hands-on
deployment, BitLocker; LAPS planning
Google Users, groups, mail/collaboration services, basic administration and support Working
Workspace
Mail Systems Email migration and support: Exchange, IMAP-based services, mailboxes, mail routing, and domains Strong
Backup / DR Backup planning, restore checks, data recovery, operational continuity Strong
Monitoring Infrastructure availability checks, alerts, monitoring requirements, and Zabbix installation and maintenance Working
CCTV / ACS CCTV, network video recorders (NVRs), access control systems (ACS), camera networks, permissions, Advanced
troubleshooting, and documentation
Vendors / CCTV Dahua, Hikvision, Provision-ISR, Axis Communications, Milestone XProtect Strong
Documentation Technical documentation, inventories, diagrams, registers, procedures, handover materials Advanced

PROFESSIONAL EXPERIENCE
Experience includes concurrent roles and outsourced projects. Current IT-Avia work is project-based and carried out on weekends or
outside normal working hours.

Vladyslav Lavrynenko - CTO Application / Technology IT Infrastructure CV

Network Engineer | July 2025 - May 2026
LLC “TvLux” | Kyiv, Ukraine
Scope: Design, deployment, optimization, and technical support of wired and wireless network infrastructure for large hotel properties.
• Supported enterprise Wi-Fi and network infrastructure projects for Radisson, Hilton, Hyatt, and Novotel hotel properties.
• Worked with high-density wireless deployments containing up to 300 access points at a single hotel site.
• Conducted Ekahau-based wireless surveys and analysis to identify coverage gaps, interference, capacity limitations, and potential access-
point placement issues.
• Contributed to improving Wi-Fi stability, coverage, roaming, and overall guest network performance.

Head of IT Department | March 2024 - September 2026
(Defense Technology / Miltech) | Ukraine
Scope: Internal IT leadership, endpoint management, and infrastructure operations in a defense technology environment.
• Managed IT infrastructure operations and technical support processes in a security-sensitive environment.
• Coordinated technical activities, infrastructure support, documentation, access management, and operational stability tasks.
• Worked with network, server, endpoint, cloud, and security-related infrastructure components.
Project highlights:
• Implemented Microsoft Intune from scratch, including device enrollment, configuration policies, application deployment, and BitLocker
management.
• Used scripts and ready-made Windows BAT files for administration tasks; maintained IT procedures and infrastructure documentation.
Chief Information Officer (CIO) | November 2023 - September 2026
LLC “IdealistCoffee” | Ukraine
Scope: IT leadership and infrastructure operations for a multi-location business. Direct engagement ended upon relocation to
Cyprus; the company remains within the IT-Avia project portfolio.
• Oversaw IT infrastructure, network connectivity, remote access, business systems, user support, and vendor coordination.
• Supported branch connectivity, VPN access, network reliability, and operational continuity for distributed locations.
• Coordinated IT support, infrastructure improvements, equipment planning, and technical decisions with business management.
• Maintained IT documentation, access control, incident handling, and infrastructure improvement plans.
Project highlights:
• Supported hub-and-branch connectivity, including VPN access and router/firewall configuration for distributed locations.
• Supported servers, remote access, and user-facing services used in day-to-day business operations.
IT Engineer / IT Manager / Head of Department | September 2021 - Present
Private firm “IT-Avia” - Kyiv Sikorsky International Airport and related projects | Kyiv, Ukraine
Scope: IT operations for airport infrastructure and client projects. Current work is project-based, outside normal working hours or
on weekends; the portfolio includes IdealistCoffee and Globino.
• Administer and support corporate IT infrastructure, including servers, workstations, networks, access rights, and business services.
• Support and coordinate technical operations involving network equipment, server infrastructure, CCTV/ACS, user workstations, and
vendors.
• Handle practical troubleshooting, user support, documentation, equipment inventory, and infrastructure improvement tasks.
• Participate in planning and implementation of network, server, security system, and workplace modernization projects.
Project highlights:
• Supported airport IT systems combining server and network infrastructure, user workstations, CCTV, and access control.
• Participated in a European Space Agency cyber defense project in 2021 through IT-Avia at Kyiv Sikorsky International Airport.
• Coordinated infrastructure documentation, support procedures, and technical work with external vendors.
Project Engineer / Telecommunications and Communications Lead Engineer | June 2020 - January 2022
LLC “C3-Energy” - projects with BT Ukraine and A1 Telekom Austria Group | Ukraine
Scope: Telecommunications, network infrastructure, enterprise connectivity, and project-based customer environments.
• Worked on telecommunications and infrastructure projects for enterprise customers and telecom-related environments.
• Supported network and communication systems, equipment deployment, troubleshooting, and escalation handling.
• Coordinated technical work, vendor and client communication, documentation, and project delivery.
• Participated in field and infrastructure activities involving enterprise networks, connectivity, and customer service continuity.
Project highlights:
• Provided technical support and project delivery for engagements involving BT Ukraine and A1 Telekom Austria Group.
• Handled Layer 2/Layer 3 network troubleshooting and stakeholder communication during project delivery.
Lead Telecommunications and Communications Engineer, Tier 2/3 | March 2018 - May 2020
LLC “C3-Energy” outsourcing - onsite “AbbVie Ukraine” and “Microsoft Ukraine” | Kyiv, Ukraine
Scope: Outsourced enterprise support role for international corporate environments.
• Provided Tier 2 / Tier 3 technical support for telecommunications, communications, and IT infrastructure services.
• Supported enterprise users, networking/connectivity issues, incidents, escalations, and service continuity.
• Worked onsite with corporate customers, following enterprise support, communication, and documentation standards.
Vladyslav Lavrynenko - CTO Application / Technology IT Infrastructure CV

• Coordinated issue resolution with users, internal teams, vendors, and external service providers.
Project highlights:
• Delivered outsourced onsite infrastructure and communications support for AbbVie Ukraine and Microsoft Ukraine.
• Worked within enterprise incident, escalation, communication, and documentation processes with awareness of service-level
commitments.
IT Manager and Support Engineer | April 2017 - September 2026
LLC “Globino” | Ukraine
Scope: Long-term IT administration and support. Direct engagement ended upon relocation to Cyprus; the company remains
within the IT-Avia project portfolio.
• Administered and supported users, workstations, network equipment, printers, servers, and business applications.
• Provided troubleshooting, onboarding/offboarding, access management, and day-to-day IT support.
• Supported Windows environments, file access, remote access, backups, and infrastructure documentation.
• Coordinated IT improvements, equipment replacement, vendor communication, and routine maintenance.
Project highlights:
• Provided long-term IT support across workstations, servers, network equipment, and business applications.
• Combined routine user support with access management, backup support, equipment replacement, and infrastructure documentation.
IT Administrator | May 2016 - March 2017
State Enterprise “Ukrainian Research and Training Center for Standardization, Certification and Quality” | Kyiv, Ukraine
Scope: Internal IT administration and user support in a public-sector / enterprise environment.
• Administered and supported workstations, user accounts, printers, network access, and daily IT operations.
• Provided technical support to users and assisted with troubleshooting hardware, software, and access issues.
• Supported infrastructure maintenance, documentation, and equipment-related tasks.
Experience highlights:
• Supported internal IT services in an organization with formal operational and documentation processes.
Assistant Engineer for UPS Assembly | May 2014 - September 2014
LLC “Pro-Electro” | Ukraine
Scope: Technical assistant role related to UPS assembly and electrical/power equipment.
• Assisted engineers with UPS assembly, technical preparation, and equipment-related tasks.
• Worked with hardware, components, technical documentation, and basic assembly procedures.
• Developed early practical experience with power equipment, reliability, and technical accuracy.

Vladyslav Lavrynenko - CTO Application / Technology IT Infrastructure CV

SELECTED PRACTICAL STRENGTHS
• User and access lifecycle: account and mailbox setup, group membership, permissions, VPN access, device preparation, and access
revocation during offboarding.
• Infrastructure operations: Windows Server, Active Directory, Hyper-V, VMware, Proxmox, backup and recovery tasks, monitoring, and
technical documentation.
• Endpoint management: implemented Microsoft Intune from scratch in a defense technology environment.
• Scripting and batch tools: used Windows scripts and ready-made BAT files for administration tasks in a defense technology environment.
• Collaboration services: Microsoft 365 and Google Workspace administration and support, including users, groups, domains, email services,
and migration support.
• Networking and physical security: enterprise Wi-Fi, Ekahau surveys, VLANs, routing, switching, firewalls, site-to-site and remote-access
VPNs, CCTV, and access control systems.
• Technical leadership: coordinate vendors and technical activities, plan equipment and infrastructure improvements, and communicate
technical risks and requirements to business management.

EDUCATION
National Aviation University | 2008 - 2015
Kyiv, Ukraine | Institute of Information and Diagnostic Systems
• Master’s degree; programme taught in English.
• Specialization: Computerized Systems and Automation (Engineer-Researcher).
• Bachelor’s degree in Computer-Integrated Systems, Institute of Aerospace Control Systems.

CERTIFICATIONS AND COURSES
• Grandstream Certified Specialist - Networking Solutions
• Microsoft 365 administration training
• Cisco CCNA training course - 2018
• OWASP Top 10 Pentest / Security QA course - June-July 2024
• Electrical Safety Category 3 - 2020

LANGUAGES
• Ukrainian - Native
• Russian - Fluent
• English - Upper-Intermediate

Vladyslav Lavrynenko - CTO Application / Technology IT Infrastructure CV