OLEKSANDR LYSYI
Bridgewater
Summary
Results-driven Information Security Analyst with proven competitive excellence (1st place MA State CTF 2025) securing enterprise cloud infrastructures. Currently protecting Bridgewater State University's IT systems while pursuing CompTIA Security+ and PenTest+ certifications. Demonstrated leadership through international internships across 4 countries, strong analytical and problem-solving abilities, and exceptional communication skills in 5 languages. Expert in Azure security, threat detection, and Python-based security tool development with proven adaptability and attention to detail.
Overview
3
3
years of professional experience
1
1
Certification
Work History
Information Security Analyst
Bridgewater State University IT Department
Bridgewater
01.2024 - Current
- Implemented Azure Security Center policies reducing vulnerabilities by 40% across university infrastructure
- Achieved 95% threat detection rate monitoring incidents via Microsoft Defender for Endpoint
- Developed Python-based IDS improving threat identification speed by 60% through innovative problem-solving
- Managed Azure AD access controls for 12,000+ users maintaining zero security breaches via meticulous attention to detail
- Configured and hardened Linux servers across 50+ VMs demonstrating strong technical expertise and reliability
- Created security awareness content increasing phishing detection by 35% through effective communication
System Administrator Intern
University of Crete
Greece
06.2023 - 08.2023
- Secured network infrastructure for 5,000+ users demonstrating scalability and strategic thinking
- Automated monitoring with Python/Bash reducing manual checks by 70% showing initiative and efficiency
- Managed Linux environments with security hardening demonstrating continuous learning and adaptability
Mobile Developer Intern
FinUp
Zurich
03.2023 - 05.2023
- Developed secure banking features using React Native demonstrating creativity and innovation
- Implemented end-to-end encryption showcasing critical thinking and security-first mindset
- Identified and fixed 15+ vulnerabilities through thorough testing showing persistence and analytical skills
Junior Web Developer
BlackForest Solutions
Switzerland, Zurich
09.2022 - 12.2022
- Built secure React.js/Node.js applications demonstrating strong teamwork and collaboration
- Implemented OWASP Top 10 practices showing commitment to quality and best practices
Education
Bachelor of Science - Computer Science
Bridgewater State University
Bridgewater05.2026
Skills
- Python
- Java
- JavaScript
- TypeScript
- C
- HTML5
- CSS3
- SQL
- Bash
- Microsoft Defender
- Azure Security Center
- Wireshark
- Nmap
- Metasploit
- Burp Suite
- Kali Linux
- Azure
- Docker
- Git
- GitHub
- Windows Server
- Linux
- Ubuntu
- CentOS
- React Native
- Reactjs
- Nodejs
- Expressjs
- Firebase
- Android SDK
- TCP/IP
- OSI Model
- Firewalls
- VPNs
- IDS/IPS
- VLANs
- Cisco
- Network Access Control
- Leadership
- Problem-solving
- Communication
- Adaptability
- Critical thinking
- Team collaboration
- Attention to detail
- Time management
- Initiative
- Analytical thinking
- Creativity
- Persistence
- Information security
- Encryption
- Python programming
Certification
- INF.02 (IT Systems Administration)
- INF.03 (Web Development)
- Programming Diploma
Competitive Achievements And Certifications
- 1st Place - Massachusetts State CTF Competition, 2025, Demonstrating excellence and competitive drive
- 2nd Place State, 7th National - BPA Web/Mobile Development with Security Focus, 2024
- 3rd Place - Hack Heroes Poland International Cybersecurity Challenge, 2023
Pursuing
- CompTIA Security+
- CompTIA PenTest+
Projects
Python-Based IDS, Custom intrusion detection achieving 85% accuracy, reducing response time by 70% CyberNews Portal, Security platform reaching 500+ students, reducing phishing by 40% via education NAC Research, Enterprise security strategy adopted for campus-wide implementation
Additional Qualifications
Ukrainian (Native), Russian, Polish, English (Fluent), German (Intermediate), College Swimming Team, Semi-professional Soccer, Top 11 of 304 seniors, 4 international internships, Bug bounty participant, Regular CTF competitor, Security research, Open-source contributions
Keywords
- Azure Security • Microsoft Defender • Threat Detection • Incident Response • Python • Java • JavaScript • TypeScript • C++ • HTML5 • CSS3 • SQL • Bash • React Native • React.js • Node.js • Express.js • Firebase • Android SDK • Network Security • Vulnerability Assessment • Cloud Security • IDS/IPS • Firewalls • VPN • Linux Hardening • Active Directory • SIEM • CTF • Penetration Testing • Security Awareness • Risk Management • Access Control • Security Policies • Zero Trust • Compliance • Security Operations Center • Blue Team • Red Team • Cybersecurity • Information Security • IT Security • Security Analysis • Malware Analysis • Security Monitoring • Log Analysis • SOAR • EDR • XDR • Cloud Native Security • DevSecOps • Security Orchestration • RESTful APIs • WebSocket • SQLite • Docker • Git • GitHub • Wireshark • Nmap • Kali Linux • Ubuntu • CentOS • Windows Server • Cisco • TCP/IP • OSI Model • VLAN • Material Design • UI/UX
Timeline
Information Security Analyst
Bridgewater State University IT Department
01.2024 - Current
System Administrator Intern
University of Crete
06.2023 - 08.2023
Mobile Developer Intern
FinUp
03.2023 - 05.2023
Junior Web Developer
BlackForest Solutions
09.2022 - 12.2022
Bachelor of Science - Computer Science
Bridgewater State University
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