Titas Janonis

IT Engineering Student (KTU) • Systems & Networking • Security-focused

Informatics Engineering student with a strong hands-on focus on Linux systems, networking and cyber security fundamentals. I work with real infrastructure both at home and in corporate environments, combining system administration, networking, embedded devices and security-aware design.

Linux TCP/IP Networking Docker Cloudflare AWS Cyber Security Fundamentals IoT / Embedded

Experience

IT Specialist Intern
Corporate IT support • Microsoft 365 • Active Directory • VPN • Endpoints

Hands-on IT support internship in a corporate environment, working with Microsoft 365, Active Directory and VPN access. Involved in user onboarding, workstation preparation, printer configuration and day-to-day IT operations.

Microsoft 365 Active Directory VPN Windows Printers Troubleshooting
  • User onboarding and account management (M365, AD)
  • VPN access setup and troubleshooting
  • Workstation and mobile device preparation
  • Printer configuration and basic network troubleshooting
  • First-line support and escalation

Certifications

Omada Certified Network Administrator (OCNA) – Wireless
Enterprise wireless networking • TP-Link Omada

Vendor certification focused on enterprise wireless networking concepts, configuration and troubleshooting.

Wireless Networking Wi-Fi Enterprise Networks
Valid until April 25, 2028

Projects

Home Surveillance & NVR System (GPU-accelerated)

Self-hosted video surveillance system with 4 PoE IP cameras connected via enterprise-grade D-Link PoE switch. Object detection is handled by Frigate with YOLO inference accelerated on GPU, integrated with Home Assistant.

PoE Cameras D-Link PoE Switch Frigate YOLO GPU Linux Home Assistant
Solar Inverter Power Limiter & Monitoring

ESP32-based system for real-time monitoring and power limiting of a solar inverter. Communicates via RS485 using the SunSpec protocol and publishes telemetry via MQTT, visualized in Home Assistant.

ESP32 RS485 SunSpec MQTT Embedded Systems
Self-Hosted Linux Server & Home Lab

Ubuntu-based home server running multiple services and storage for the home network. Includes Samba file sharing, Dockerized workloads and secure external access via Cloudflare Tunnel.

Ubuntu Docker Samba Cloudflare Tunnel
AWS VPS (Cloud Lab)

Cloud VPS used for learning, experiments and hosting supporting services. Focus on Linux administration, networking and basic hardening.

AWS Linux Networking Hardening
Cyber Security Labs & Practice

Hands-on learning through TryHackMe and Hack The Box, plus a local lab using Metasploitable VM to understand vulnerabilities, network behavior and defensive implications in controlled environments.

TryHackMe Hack The Box Metasploitable Wireshark Network Analysis

Contact

© Titas Janonis • janonis.vip • Nginx