About the role

  • Analista Sênior de Infraestrutura implementando e otimizando ambientes de TI. Focado em segurança, desempenho e alta disponibilidade dos serviços.

Responsibilities

  • Manage hybrid environments, administering on-premises virtualization clusters (Proxmox/VMware) and cloud instances.
  • Maintain Linux servers on Enterprise distributions (Debian, Ubuntu and RHEL), performing performance troubleshooting, kernel management and administration of critical services such as Nginx, Apache and databases.
  • Operate and validate backup policies and Disaster Recovery plans, ensuring compliance with the business-defined RPO and RTO.
  • Configure and maintain network topologies, including VLANs and static and dynamic routing.
  • Ensure the stability and operation of VPN tunnels (Site-to-Site and Client-to-Site).
  • Administer essential infrastructure services such as DNS, Active Directory (AD), DHCP and IP address management.
  • Apply hardening practices to operating systems and services to reduce the attack surface.
  • Manage perimeter security using firewalls (FortiGate or similar), ACL rules, WAF and monitoring of intrusion attempts.
  • Support GRC activities by providing technical evidence for ISO 27001 audits and compliance with LGPD (Brazilian General Data Protection Law), ensuring traceability and access control (IAM).
  • Implement automation of operational routines using scripts (Bash and Python) and Infrastructure as Code tools (Ansible and Terraform), ensuring conformity with approved standards.
  • Maintain monitoring platforms (Zabbix and Grafana) and log analysis systems (Wazuh and ELK), working proactively to prevent service degradation.

Requirements

  • Advanced expertise in Linux server administration.
  • Hands-on experience with virtualization using Proxmox.
  • Solid knowledge of TCP/IP protocols, the OSI model and troubleshooting latency and connectivity issues.
  • Experience with critical Private Cloud environments.
  • Familiarity with cryptography, SSL/TLS certificates and vulnerability management.

Job title

Senior Infrastructure Analyst

Job type

Experience level

Senior

Salary

Not specified

Degree requirement

No Education Requirement

Location requirements

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