John Ericson Nevado

Investigate customer problems involving Tenable products such as Nessus Manager, Nessus Professional, and Tenable Security Center. Analyze error messages, logs, configurations, and system behavior to determine if issues are configuration-related, environmental, or product defects, and communicate solutions via support tickets, email, chat, and calls.

Monitored client and internal servers using Wazuh SIEM, reducing mean time to detect security incidents through proactive alerting and log analysis. Resolved technical support incidents within SLA by diagnosing DNS, email, network, and server issues, and led incident response for critical network outages.

Completed the Cyber Threat Management certification.

Graduated with a Bachelor of Science in Information Technology in August 2020.

Completed the Networking Addressing and Basic Troubleshooting certification.

Completed the Networking Devices and Initial Configuration certification.

Completed the Wazuh SIEM Intelligence training.

Completed the Cybersecurity Attack Frameworks (CPIT) training.

Completed the Cyber Resilience: Understanding the Evolving Landscape of Data Leaks training.

Completed the Safeguarding Your Digital World: Cybersecurity for All training.

Completed the Playing It Safe: How to Stay Secure in the Digital World training.

Completed the Securing the Digital Future: Navigating Cybersecurity Challenges in the 21st Century training.

Completed the TechTIPS 022: Hack-Proofing Your Digital World training.