Ruwantha HarshamalRH
Open to opportunities

Ruwantha Harshamal

@ruwanthaharshamal

Aspiring offensive security professional skilled in red team operations.

Sri Lanka
Message

What I'm looking for

I am looking for opportunities that allow me to grow in offensive security, focusing on red teaming and penetration testing in a collaborative environment.

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

CD

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 logoST

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

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Ruwantha Harshamal - Intern - Cyber Security - Centre for Defence Research and Development - Ministry of De | Himalayas