Khen Belleza

• Performed regular vulnerability assessments and penetration tests across networks, servers,
and applications to identify exploitable security gaps.
• Conducted web application penetration testing to uncover issues such as injection flaws,
authentication weaknesses, access control issues, and insecure configurations.
• Executed exploit validation and proof-of-concept testing to confirm real-world risk and help
prioritize remediation.
• Collaborate with IT team to identify system hardening opportunities that reduce support
tickets and improve overall stability.

• Assisted on 10+ penetration tests, progressively taking ownership of reconnaissance, scanning,
and initial exploitation phases.
• Built proficiency across Nmap, Metasploit, Burp Suite, Kali Linux, Nessus, and Wireshark through live
engagements.

• Implemented maintenance protocols for ICT equipment, resulting in a 30% decrease in
reported issues and ensuring seamless functionality for 100+ employees.
• Consolidated an approach to application updates, optimizing functionality and staying at the
forefrontof technological advancements; achieved a 30% reduction in user-reported issues and
improved application performance by 15%.
• Monitored a streamlined processforthe setup oftraining room, including computer installation,
network configuration, and equipmenttesting; shortened setup time by 40% and improved
overall efficiency of IT.

• Developed and advised a comprehensive point-of-sale (POS) and record system for LCM,
resulting in a 30% reduction in transaction errors and providing inventory management
capabilities.
• Collaborated closely with cross-functional teamsto ensure alignment with business goals and
project milestones; fostered effective communication channels, resulting in timely delivery
and high client satisfaction.
• Deployed the system, ensuring smooth integration into the stores operations.

• Identified operational inefficiencies, analyzed data trends, and simplified process
improvements that reduced customer support response time by 30% and increased customer
satisfaction ratings by 15%.
• Enhanced computer hardware and software support by providing expert assistance in
formatting and operating system installations, saved the company 100+ hours per month and
increased team efficiency by 25%.
• Set up, configure and maintain network printer server, 2way radio, CCTV, thin client,
telephone system and others.