

Cyber Security graduate with proven ability to build, monitor, and attack enterprise network environments in a lab setting. Designed a segmented network with pfSense firewall, Windows Server (AD), AlienVault OSSIM for log centralisation, and Kali Linux for offensive testing. Conducted vulnerability scans (Nessus) and simulated attacks (Metasploit) to evaluate SIEM detection. CCNA-certified. Combines technical hands-on skills with 12+ years of work experience in Scotland (independence, reliability, calm under pressure).
Operating Systems:
Windows, Linux (Ubuntu/Kali), VMware, VirtualBox
Security & Monitoring:
Wireshark, OSSIM, SIEM, ModSecurity, WAF
Networking:
TCP/IP, Cisco Networking (routing, switching, VLANs, ACLs), DNS, DHCP
Programming & Scripting:
Python, PowerShell, Bash, SQL, C
Directory Services:
Active Directory
Collaboration Platforms:
Microsoft 365
Antivirus / EDR:
Microsoft Defender, CrowdStrike
SECURITY & MONITORING TOOLS
SIEM & Log Management:
AlienVault (OSSIM), OSSIM SIEM
Network Analysis & Packet Inspection:
Wireshark
Vulnerability Scanning & Reconnaissance:
Nmap, OpenVAS, Nessus
Penetration Testing / Exploitation Framework:
Metasploit (academic/lab environment)
Active Directory Security Lab (2025)
Technologies: pfSense, Windows Server (AD DS), AlienVault OSSIM, Kali Linux, Nessus
• Built multi-VM environment with firewall, domain controller, SIEM, and attack machine
• Configured firewall segmentation, AD user structure, and centralised logging
• Simulated attacks to evaluate detection and logging coverage
Web Application Security Lab (2025)
Technologies: Windows 10, Apache, Juice Shop, Kali Linux, Nessus, Metasploit
• Deployed vulnerable web app, configured host-based firewall rules
• Performed vulnerability scanning (Nessus) and exploitation (msfconsole)
https://www.linkedin.com/in/stasrac/
Full UK Driving License
UK Settled Status — Full Right to Work in the UK
Strong independent learning and troubleshooting skills, Comfortable working with self-directed technical research and lab environments
Cisco, CCNA: Introduction to Networks
Switching, Routing and Wireless Essentials
CompTIA CySA+(in progress)