Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

Hi, I'm David Nguyen, a dedicated Cyber Security Support Engineer with experience in vulnerability management, security operations, and AI technical consulting. I specialize in conducting thorough vulnerability assessments, automating remediation processes, and performing advanced threat hunting to secure IT environments. With a keen eye for detail and a passion for cybersecurity, I have a proven track record of reducing vulnerabilities and improving threat detection capabilities. I enjoy working closely with teams to establish trust and transparency in vulnerability management and translating technical requirements into actionable strategies. My background also includes managing IT support operations and optimizing AI model accuracy through quality data annotation and consulting. I'm always eager to learn new technologies and improve security postures to protect critical systems and data.…Hi, I'm David Nguyen, a dedicated Cyber Security Support Engineer with experience in vulnerability management, security operations, and AI technical consulting. I specialize in conducting thorough vulnerability assessments, automating remediation processes, and performing advanced threat hunting to secure IT environments. With a keen eye for detail and a passion for cybersecurity, I have a proven track record of reducing vulnerabilities and improving threat detection capabilities. I enjoy working closely with teams to establish trust and transparency in vulnerability management and translating technical requirements into actionable strategies. My background also includes managing IT support operations and optimizing AI model accuracy through quality data annotation and consulting. I'm always eager to learn new technologies and improve security postures to protect critical systems and data.

David Nguyen

Data Annotator, Marketing Analyst, Cloud Developer, +2





Hi, I'm David Nguyen, a dedicated Cyber Security Support Engineer with experience in vulnerability management, security operations, and AI technical consulting. I specialize in conducting thorough vulnerability assessments, automating remediation processes, and performing advanced threat hunting to secure IT environments. With a keen eye for detail and a passion for cybersecurity, I have a proven track record of reducing vulnerabilities and improving threat detection capabilities. I enjoy working closely with teams to establish trust and transparency in vulnerability management and translating technical requirements into actionable strategies. My background also includes managing IT support operations and optimizing AI model accuracy through quality data annotation and consulting. I'm always eager to learn new technologies and improve security postures to protect critical systems and data.…Hi, I'm David Nguyen, a dedicated Cyber Security Support Engineer with experience in vulnerability management, security operations, and AI technical consulting. I specialize in conducting thorough vulnerability assessments, automating remediation processes, and performing advanced threat hunting to secure IT environments. With a keen eye for detail and a passion for cybersecurity, I have a proven track record of reducing vulnerabilities and improving threat detection capabilities. I enjoy working closely with teams to establish trust and transparency in vulnerability management and translating technical requirements into actionable strategies. My background also includes managing IT support operations and optimizing AI model accuracy through quality data annotation and consulting. I'm always eager to learn new technologies and improve security postures to protect critical systems and data.

Available to hire

Hi, I’m David Nguyen, a dedicated Cyber Security Support Engineer with experience in vulnerability management, security operations, and AI technical consulting. I specialize in conducting thorough vulnerability assessments, automating remediation processes, and performing advanced threat hunting to secure IT environments. With a keen eye for detail and a passion for cybersecurity, I have a proven track record of reducing vulnerabilities and improving threat detection capabilities.

I enjoy working closely with teams to establish trust and transparency in vulnerability management and translating technical requirements into actionable strategies. My background also includes managing IT support operations and optimizing AI model accuracy through quality data annotation and consulting. I’m always eager to learn new technologies and improve security postures to protect critical systems and data.

Skills

Experience Level

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Japanese

Fluent

Work Experience

Cyber Security Support Engineer (Vulnerability Management & SecOps) at Log(N) Pacific

February 1, 2025 - June 14, 2025

Conducted vulnerability scans, provided detailed reports, and implemented PowerShell-based remediations that resulted in a 100% reduction in critical, 90% in high, and 76% in medium vulnerabilities for the server team. Performed vulnerability assessments and risk prioritization using Tenable across Windows and Linux environments, executed secure configurations and compliance audits (DISA STIG), and automated remediation processes using PowerShell. Engaged in threat hunting with EDR, detecting indicators of compromise from various attack vectors, developed detection rules in Microsoft Defender for Endpoint, and significantly reduced brute force incidents by implementing inbound NSG/firewall rules. Created Microsoft Sentinel dashboards for monitoring security events and utilized KQL to query logs within SIEM and EDR platforms.

AI Technical Consultant at DataAnnotation

December 2, 2019 - December 2, 2024

Boosted large language model accuracy by 25% and reduced harmful responses by 30% through detailed technical analysis and strategic data refinement. Improved data processing efficiency by 15% and accelerated model training by 20% via innovative annotation methods and technical consulting. Reduced data inconsistencies by 35%, enhancing model performance by designing and enforcing rigorous quality standards. Served as a key technical advisor, translating model requirements into actionable data tasks and guiding iterative processes, earning 95% positive feedback.

IT Support Specialist, Operations Manager (Sales & Marketing) at Mind Over Matter

December 2, 2015 - June 2, 2019

Maintained 99.8% uptime for critical systems including booking platforms, in-room game technology, POS, and network across five rooms through proactive monitoring and rapid troubleshooting. Resolved an average of 35 technical support tickets weekly with a 90% resolution rate, including hardware, software, and network issues. Reduced critical technology failures by 30% by implementing preventative maintenance and standardized troubleshooting procedures for sensors, AV equipment, and controllers. Provided Tier 1 & 2 support for core and POS platforms managing average weekly revenue over $20K. Deployed and configured over 20 devices, minimizing setup time by 25%.