Mikael

Sysadmin • Networking • Security

Featured Projects

AD + pfSense Lab

Windows Active Directory domain with pfSense firewall, segmented VLANs, Linux services, and comprehensive monitoring setup for enterprise simulation.

Active DirectorypfSenseVLANsMonitoring

Blue Team Sensor

Python-based auth.log parser for security monitoring with planned Suricata and Zeek integration for network intrusion detection.

PythonSecuritySuricataZeek

Finance Dashboard

Raspberry Pi powered finance tracking system using SQLite database and Grafana visualization, with kiosk display mode and Telegram alerts.

Raspberry PiSQLiteGrafanaTelegram

RAG Assistant

Local document Q&A system using FAISS vector database and sentence-transformers for intelligent retrieval-augmented generation.

FAISSNLPPythonRAG

Skills & Expertise

Sysadmin

  • Linux
  • Windows
  • Active Directory
  • System Maintenance
  • User Management

Networking

  • VLANs
  • DNS/DHCP
  • Firewall Rules
  • Network Design
  • Troubleshooting

Security

  • Blue Team
  • System Hardening
  • Log Analysis
  • Security Monitoring
  • Incident Response

Scripting

  • Python
  • Bash
  • Automation
  • Data Processing
  • System Scripts