Ernesto Bezanilla
Cyber Defense Center Operations Specialist
Greater Madrid Metropolitan Area Spain
Summary
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Rockstar🎓
Top SchoolErnesto Bezanilla is a cybersecurity operations specialist with 11 years of professional experience and a deep background in technical support, incident response, and SOC operations at global technology firms. Currently operating Siemens' Cyber Defense Center out of the Madrid metro area, he combines hands-on threat monitoring with a long track record of escalating technical roles at Elastic, Splunk and Pitney Bowes. His career began in mainframe and systems operations, giving him uncommon visibility into legacy-to-cloud transitions and resilience engineering. Ernesto pairs practical troubleshooting and customer-facing support experience with formal computing education from The Open University, making him effective at translating complex security telemetry into actionable remediation. Colleagues value his steady operational judgement and continuous-learning mindset that keeps him current on modern defensive techniques.
11 years of coding experience
15 years of employment as a software developer
Bachelor of Science (Honours) in Computing, Bachelor of Science (Honours) in Computing at The Open UniversityTécnico Especialista Informática de Gestión, Técnico Especialista Informática de Gestión at IFP La Elipa, Madrid, Spain
English, Spanish
Github Skills (19)
logstash10
kibana9
observability9
filebeat9
heartbeat9
visualizations9
elastic9
elasticsearch9
packetbeat8
metricbeat8
distributed-tracing4
java4
apm4
devops4
opentelemetry3
Programming languages (2)
Github contributions (5)
ErnestoBezanilla/boilerplates
Jan 2021 - Feb 2021
Contributions:28 pushes, 1 branch in 24 days
ErnestoBezanilla/ProgrammingAssignment2
Jun 2015 - Feb 2016
Contributions:2 pushes in 8 months
r-programming
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