Alexey

ALEXEY KULIK
Vienna, Austria | [open contact info](look above in the "contact info" section) | [open contact info](look above in the "contact info" section) | LinkedIn | GitHub

ABOUT ME
Master of Computer Engineering, graduate Software Engineering student at TU Wien. Practical background in SOC
operations, networking, and helpdesk. Skilled in troubleshooting, infrastructure management, and workflow automation.

EXPERIENCE
Network & Security Technician Odesa, Ukraine
Odesa National University of Technology Oct 2023 – Aug 2024
 Built and maintained secure LAN infrastructure across 6 labs (80+ endpoints);
 Monitored and triaged security alerts using Splunk, analyzed logs from network devices and endpoints, identified
and investigated potential security threats;
 Configured routers, switches, and firewall policies to support and secure high-bandwidth academic activities;
 Documented network topology and standard operating procedures, reducing troubleshooting time and increasing
productivity of both security and help-desk teams.
Help Desk Technician Odesa, Ukraine
Odesa National University of Technology Sep 2023 – Sep 2023
 Provided level 1 support for hardware, software, connectivity, and security issues;
 Resolved inquiries via ticketing system (Jira), on-call, and in-person;
 Co-authored 4 user-friendly knowledge base articles, simplifying technical concepts, common issues, and
highlighting the best cybersecurity and privacy practices for non-technical users;
 Assisted in basic log reviews using SIEM tools during off-peak hours, gaining hands-on experience in alert triage
and incident logging.

PROJECTS
Home SOC Lab
Designed and implemented a robust, multi-layered security architecture for a home network.
 Deployed pfSense firewall with Suricata IDS/IPS;
 Established network-wide DNS filtering and ad-blocking using Pi-hole;
 Built centralized logging and alerting using Wazuh with log ingestion from network devices and endpoints;
 Performed network segmentation using VLANs, isolating trusted, IoT devices, and guest traffic;
 Configured a WireGuard VPN server on the firewall;
 Conducted CTF-style practice scenarios based on MITRE ATT&CK techniques.

EDUCATION
Master of Software Engineering Vienna, Austria
Technical University of Vienna Mar 2025 – Present
Master of Computer Engineering Odesa, Ukraine
Odesa National University of Technology Oct 2024 – Feb 2026

SKILLS
 SIEM, IR & Frameworks: ISO 27001, MITRE ATT&CK, Splunk, Wazuh, Jira, Alert Triage, Log Analysis,
Cyber Kill Chain;
 Networking: TCP/IP, LAN, VLAN, DNS, DHCP, NAT, OSPF, Subnetting, Hardware Configuration;
 Security Tools & Technologies: IDS/IPS (Suricata), Vulnerability Scanning (Nessus, Nmap), VPN (WireGuard,
OpenVPN), Firewall (pfSense), Metasploit, Burp Suite;
 Scripting & Automation: Python, PowerShell, Bash, Ansible, Terraform, SQL, Git;
 Virtualization & Containerization: Docker, VMware, VirtualBox;
 Operating Systems & Cloud: Linux, Windows, AWS, Microsoft 365;
 Languages: English (fluent), German (А2 in progress), Ukrainian (native), Russian (native).