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Guillermo E. — Mid-Level Cybersecurity Analyst from Chile

Guillermo E.

Mid-Level Cybersecurity Analyst

Chile 3-6 years
Open to offersNew to Platform
Languages
Spanish
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About

Guillermo E. C. is an accomplished Industrial Engineer and Cybersecurity MDR Specialist with a robust track record in high-stakes SOC/CSIRT environments. He is an expert in advanced management of IBM QRadar for monitoring, log analysis, and attack vector identification, as well as in leveraging XDR/EDR platforms such as CrowdStrike and Palo Alto Cortex. Guillermo has demonstrated proficiency in reducing MTTR through effective triage, initial response, and forensic analysis while optimizing detection and response processes based on threat intelligence. At Neosecure by SEK, he managed real-time security alert monitoring and analysis for international corporations, enhancing SIEM capabilities and managing XDR platforms to contain threats. His previous roles include providing critical level 1 technical support at Ingeniería, Servicios y Comunicaciones S.A and coordinating production planning at Corporación Venezolana de Aluminio. Guillermo holds a degree in Industrial Engineering from Universidad Católica Andrés Bello and continuously enhances his expertise with certifications from Cisco, Palo Alto Networks, and Microsoft.

Experience

  • MDR Cybersecurity Analyst

    Neosecure by SEK · 2022 — 2026
    Monitored and analyzed security alerts in real time for international corporations. Conducted deep analysis of telemetry and logs using IBM QRadar for identifying critical anomalies. Executed detection, triage, and initial response to complex incidents while optimizing MTTR following standardized protocols. Managed containment through XDR platforms (Palo Alto) and EDR solutions (CrowdStrike, Microsoft Defender).
  • Level 1 Support Technician

    Ingeniería, Servicios y Comunicaciones S.A (I.S.C) · 2018 — 2022
    Resolved critical incidents related to Mailhosting and Webhosting for corporate clients. Managed and monitored Windows and Linux servers (Red Hat, CentOS) via SSH console to ensure high availability. Mitigated operational risks by managing IP reputation and unblocking from blacklists.
  • Production Planner – Industrial Engineer

    Corporación Venezolana de Aluminio (C.V.G Venalum) · 2016 — 2018
    Designed and developed tactical and operational planning including monthly, weekly, and daily production and consumption programs. Coordinated with operational areas to adjust and optimize production plans in response to demand changes, minimizing bottlenecks. Established and maintained control mechanisms for rigorous monitoring of production plans, enhancing predictability. Evaluated and determined the company's actual capacity by analyzing requirements and operational conditions to ensure maximum efficiency.

Skills & Expertise

Education

  • Diploma in Cyber Defense and Blue Team
    unknown · — — 2026
  • Industrial Engineer
    Universidad Católica Andrés Bello – Extensión Guayana · — — 2015
  • Bachelor of Science
    U. E Colegio Monte Carmelo · — — 2008

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