Ruwantha Harshamal
@ruwanthaharshamal
Aspiring offensive security professional skilled in red team operations.
What I'm looking for
I am an aspiring offensive security professional with a strong foundation in cybersecurity, particularly in red team operations and advanced security monitoring. My experience includes building and operating fully functional Security Operations Centers (SOCs) using open-source tools and threat intelligence. I am passionate about enhancing my skills in red teaming and penetration testing, aiming to contribute effectively in offensive security roles.
During my internship at the Centre for Defence Research and Development under the Ministry of Defence in Sri Lanka, I designed and implemented a fully functional open-source SOC, performing L1 and L2 analyses with various security tools. I have gained hands-on experience in penetration testing, including Bluetooth and wireless testing, utilizing advanced tools such as Flipper Zero and HackRF One. My technical expertise extends to configuring and managing network devices, enhancing infrastructure security, and conducting advanced threat hunting.
Experience
Work history, roles, and key accomplishments
Intern - Cyber Security
Centre for Defence Research and Development - Ministry of De
Jul 2024 - Jan 2025 (6 months)
Assisted in designing and implementing a fully functional open-source Security Operations Center (SOC) while performing L1 and L2 analyses. Engaged in advanced threat hunting and intelligence using various open-source tools and conducted penetration testing on Bluetooth and wireless systems.
Education
Degrees, certifications, and relevant coursework
Sri Lanka Institute of Information Technology
BSc(Hons) in Information Technology, Cyber Security
2022 - 2026
Activities and societies: Gained hands-on experience with Hardware penetration testing tools like Flipper Zero, HackRF One, and WiFi Pineapple. Simulated real-world attacks in a controlled environment.
Designed and implemented a fully functional open-source SOC performing L1 and L2 analyses using SIEM, HIDS, NIDS, EDR, Firewall, SOAR, and network monitoring tools while conducting advanced threat hunting and intelligence using open-source tools.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Job categories
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