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Raphael Castainça Ferreira da Silva

@raphaelcastainaferre

I manage vulnerability exposure, automate remediation workflows, and turn risk data into actionable security decisions.

Brazil
Message

At ISH Tecnologia, I run end-to-end vulnerability management for corporate infrastructure, web applications, and cloud environments. I operate the Tenable ecosystem, prioritize remediation through risk, asset criticality, exposure, BIA, and compensating controls, and produce technical opinions and executive reports.

I've also automated scans, evidence collection, data consolidation, and reporting in Python. My background spans SOC operations, AppSec, SIEM, WAF, cloud security, Microsoft security, and datacenter infrastructure, including roles at Solor and Centralit.

Experience

Work history, roles, and key accomplishments

IT

Analista de Segurança da Informação Sênior

ISH Tecnologia

Jun 2022 - Sep 2026 (4 years 3 months)

Conduziu o ciclo de Gestão de Vulnerabilidades em ambientes corporativos, incluindo planejamento, execução de scans, análise técnica e priorização baseada em risco. Administrou o ecossistema Tenable e desenvolveu automações em Python para reduzir esforço manual.

Education

Degrees, certifications, and relevant coursework

CU

Centro Universitário UniCarioca

Bacharelado em Ciência da Computação, Computer Science

Bachelor's degree in Computer Science from Centro Universitário UniCarioca, completed in 2021.

DS

Desec Security

Novo Penteste Profissional, Cybersecurity

Completed the Novo Penteste Profissional course from Desec Security.

Cisco Networking Academy logoCA

Cisco Networking Academy

Cybersecurity Essentials, Cybersecurity

Completed the Cybersecurity Essentials course from Cisco Networking Academy.

EXIN logoEX

EXIN

ITIL v3, IT Service Management

Earned the ITIL v3 certification from EXIN.

ER

Escola Superior de Redes

Administração de Sistemas Linux, Linux Administration

Completed the Administração de Sistemas Linux course from Escola Superior de Redes.

CE

CNA Master in English

English Course, English

Completed English language training at CNA Master in English in 2023.

Tech stack

Software and tools used professionally

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