Analista de Infraestrutura de TI [Operação e Segurança]

Accountabilities

• • Operate and maintain the corporate IT infrastructure, ensuring high availability, stability, and performance of critical services.
  • Monitor and respond to events, alerts, and infrastructure incidents using tools such as Zabbix.
  • Perform initial investigation and response to information security incidents, escalating issues when necessary.
  • Administer and troubleshoot Windows and Linux environments.
  • Manage Microsoft 365 and Entra ID environments, including identity and access-related activities.
  • Operate corporate networks and troubleshoot connectivity, performance, and infrastructure issues involving TCP/IP, DNS, DHCP, and VPN.
  • Operate and administer security solutions, including firewalls, SSE, XDR, and SIEM platforms.
  • Support backup routines, patching, system updates, and infrastructure hardening activities.
  • Support access control, identity management, and technology governance processes.
  • Interact with data center, connectivity, security, and other technology providers to resolve incidents, changes, and problems.
  • Support Microsoft SQL Server environments through routine activities, connectivity troubleshooting, and technical support.
  • Register, document, and maintain service tickets in accordance with ITIL processes and operational best practices.
  • Contribute to continuous improvements in infrastructure reliability, security, and operational processes.

  Requirements

  • Previous experience in IT infrastructure, advanced technical support, or similar corporate technology environments.
  • Practical knowledge of Windows and Linux operating systems.
  • Solid understanding of data networking, including TCP/IP, DNS, DHCP, and VPN.
  • Experience with infrastructure monitoring tools, particularly Zabbix.
  • Experience administering Microsoft 365 and Entra ID (formerly Azure AD).
  • Practical experience with operational information security tools and processes.
  • Experience with firewalls such as Fortinet or Check Point.
  • Familiarity with Cisco Umbrella and corporate endpoint protection solutions such as Trend Micro Apex One.
  • Basic to intermediate knowledge of Microsoft SQL Server, including routine operations, connectivity, and support.
  • Strong troubleshooting and incident-analysis capabilities.
  • Ability to work under pressure and respond effectively in critical operational environments.
  • Analytical, organized, disciplined, and proactive approach to problem-solving.
  • Strong communication skills and ability to collaborate with internal teams and external technology providers.
  • Sense of ownership and responsibility for operational continuity.
  • Willingness to work 100% on-site in Barra da Tijuca, Rio de Janeiro.

  Desirable qualifications and experience:

  • Experience in 24/7 operations, NOC, or SOC environments.
  • Knowledge of ISO 27001, system hardening, and vulnerability management practices.
  • Experience with SD-WAN technologies.
  • Technical certifications in areas such as Microsoft, Linux, Fortinet, Check Point, ITIL, or information security.
  • Experience with automation and scripting using PowerShell or Shell.

  Benefits

  • Competitive employment package under a CLT contract.
  • Bradesco Top Nacional health insurance with co-participation.
  • Optional Bradesco dental insurance.
  • MetLife life insurance.
  • Alelo meal voucher of R$46.92 per day.
  • Food allowance of R$217.36.
  • Birthday day off.
  • Gympass benefit.
  • Eligibility for PLR (profit-sharing) according to the applicable policy at the time of payment.
  • Fully on-site position in Barra da Tijuca, Rio de Janeiro.