Who I Am

PROFESSIONAL SUMMARY
Detail-oriented Penetration Tester and Network Engineer with 2+ years of hands-on experience in cyber security, network infrastructure, and Linux system administration. Skilled in identifying vulnerabilities, securing enterprise networks, and performing security assessments aligned with industry best practices. Strong background in TCP/IP networking, firewalls, routing & switching, Linux/Windows server administration, and ethical hacking methodologies. CCNA and CompTIA Security+ certified, with practical exposure to penetration testing tools, threat analysis, and defensive security controls. Passionate about continuous learning, automation, and strengthening organizational security posture.

I am Abdiaziz Hassan Dualle, a curious mind from Uganda with a passion for knowledge, technology, business, and healthy living. My background is shaped by networking, system administration, cybersecurity, water engineering, and a deep interest in science and the universe. Faith is also an important part of my life — it gives me purpose, patience, and guidance in how I see the world and treat people.

My Experience--Journey

• 2024–Now IT Systems, Security Support (Expanded Role) & projects — Conducted hands-on penetration testing labs targeting network and system vulnerabilities. Performed network scanning, service enumeration, and vulnerability analysis. Practiced exploitation techniques in controlled lab environments. Hardened Linux and Windows systems by applying security baselines and access controls. Built and tested Google AI agents for automation and analysis during training. Designed small lab networks for security testing and learning purposes. Your main role, active projects, what you're learning.
• 2014–Now Office Manager / Systems Support of Water Engineering — Reverse Osmosis (RO) System Installation & Maintenance Water Treatment Processes, Filtration Systems Quality Control, Water Testing Pump Systems, Pipeline Installation Troubleshooting, System Optimization Industrial, Business Management, Operations Customer Relations, Technical Support Project Planning & Execution
• 2010–2018 Education Process:
  Bachelor’s Degree:
  North South University — Dhaka, Bangladesh
  Graduated: Computer Science Engineering (B.sc) May 2018
  Diploma
  East Africa University — Garowe, Somalia
  Graduated: Computer Engineering June 2012
  High School Certificate
  Gambol High School — Garowe, Somalia
  Graduated: June 2010
• Apr-Dec-2015 Assistant Core Network Engineer
  New Generation Internet Services Company — Dhaka, Bangladesh
  Assisted in configuring and maintaining core network infrastructure, including routers, switches, and access networks.
  Monitored network performance and resolved connectivity, latency, and routing issues.
  Supported implementation of network security controls and access policies.
  Performed basic security checks, log analysis, and fault isolation.
  Collaborated with senior engineers on network upgrades and service optimization.

Skills & Areas of Knowledge

Get in Touch

Whether you want to collaborate on a project, ask a question, or just connect — I'm happy to hear from you.