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Esteban Segui

📍 Barcelona

Profile Summary

Cybersecurity Analyst with expertise in incident management using SIEM (LogRhythm), EDR (SentinelOne, Microsoft Defender), and NDR (Darktrace & Vectra). Skilled in threat hunting, ISO 27001 reporting, and 24/7 SOC operations. Background in technical support, specializing in system diagnostics, malware removal, and data recovery. Currently pursuing a Master's in DevSecOps.

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Work Experience

Security Analyst
Getronics
2022 - Currently

Experienced in monitoring and managing security incidents using SIEM (LogRhythm), EDR (SentinelOne, Microsoft Defender), and NDR (LogRhythm NDR). Skilled in threat hunting, ISO 27001-compliant reporting, and incident documentation (ServiceNow). Collaborated with cross-functional teams to enhance detection and resolution processes in a 24/7 SOC environment. Proficient in alarm analysis, log investigations, and security operations management.

Technical Support
MacserviceBCN
2014 - 2022

Repair Macintosh, identify if is a Hardware or Software problem and fix it. Remove malware, upgrade OS, recovery deleted data, ultrasonic clean, replace damaged parts (power supply, SSD or HDD, RAM, main logic board and so on).

Technical Support
iPoint (APR)
2011 - 2013

Technical support to customers, focusing on troubleshooting and resolving hardware and software issues.

Technical Support
MacStation (APR)
2007 - 2010

Provided technical support to customers and companies. Duties included malware removal, backups, upgrades (OS, RAM, Hard drives), creating networks on companies and troubleshooting Macintosh.

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Education

Master DevSecOps
Campus Internacional de Ciberseguridad
October 2025
Cybersecurity Bootcamp
Ironhack
October 2022 - March 2023
Apple Certified Mac Technician
ACMT 2018, ACiT 2018, SVC 2018
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Hard Skills

  • macOS & Linux
  • SIEM: Splunk & LogRhythm
  • ELK Stack: Elasticsearch, Kibana, Beats & Logstash
  • EDR: SentinelOne & Microsoft Defender
  • NDR: Darktrace & Vectra
  • Network Analysis: Wireshark
  • SSH & Nmap
  • ./bash scripting | pipelines
  • C & Go
  • Git

Soft Skills

  • Team worker
  • Fast learner
  • Creative
  • Strong communication

Languages

English Professional
Spanish Native