Samuel Leal

Experience

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  Valid S.A.

  Apr 2017 - Apr 2018

  Administrative Assistant

  ▪️ SIRH;

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  Freelancer

  Jan 2018 - Apr 2021

  IT Support
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  Rede D'Or São Luiz

  May 2021 - May 2023

  IT Analyst

  • Management network devices such as routers, switches, and firewalls: Cisco and Fortigate• Monitor network performance to ensure efficiency and availability.• Manage servers Linux and Windows to ensure continuous and secure operations• Stay updated with the latest technologies and perform hardware and software updates as necessary.• Identity and Access Management (IAM) and your life cicle on various systems using tools like Azure AD, RBAC, Active Directory, and Office365.• Committed to process improvement following ITIL methodology and delivering efficient solutions for strategic business needs.• Handling service requests using ITSM tools such as Service Now.• Great analytical and troubleshooting skills and thrive in a dynamic work environment Show less

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  Getinfo Soluções Corporativas

  May 2023 - Jul 2024

  Cyber Security Analyst

  • Conducts NIST risk assessments to determine security posture of new and existing clients.• Management and troubleshooting of firewall(s) such as PfSense and Sophos.• Execute security patch updates to address vulnerabilities and enhance system resilience.• Investigate and respond to security incidents, including data breaches, malware, unauthorized access, web application attacks, and phishing. Take immediate corrective actions using Threat Hunting, OWASP, and Cyber Kill Chain methodologies.• Responds to and manages cyber security events and incidents produced by SOAR / SIEM Microsoft Sentinel, Intune.• Identity and Access Management (IAM) and your life cicle with Microsoft Entra ID, RBAC, PIM, PAM, JIT, single sign-on (SSO), MFA and Conditional Access.• Knowledge of authentication and authorization protocols, such as OAuth, OpenID Connect, SAML and LDAP.• Experience in creating Python and PowerShell scripts for task automation.• Collaborate in the development and implementation of information security policies, ensuring compliance with standards like ISO 27001, LGPD, NIST, and CIS Controls.• Create and maintain technical documentation, playbooks, root cause analysis (RCA) and POPs. Show less

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  Unimed Campo Grande

  Jul 2024 - now

  Infrastructure Analyst