**About the Position** We are seeking an IT Infrastructure Analyst to join our technology team. The professional will be responsible for ensuring the stability, security, and performance of our internal network infrastructure, guaranteeing connection quality for servers and users, and strengthening our defenses against cyber threats. •Employment Model: CLT •Work Location: On-site, Itaipava neighborhood - Itajaí/SC **Responsibilities and Duties** •Network Management: Design, implement, and manage local network infrastructure (LAN/WLAN), including switches, routers, access points, and structured cabling. •Connectivity and Resilience: Monitor and optimize internet link performance, ensuring high availability, redundancy, and quality of service (QoS) for critical applications and users. •Cybersecurity: Administer and configure firewalls, intrusion prevention systems (IPS/IDS), VPNs, and other security solutions to protect the network from internal and external threats. •Server Administration: Manage servers (physical and virtual), ensuring the application of security policies, updates, and backups. •Monitoring and Incident Response: Use monitoring tools to proactively identify performance or security issues and act quickly to resolve incidents. •Governance and Policies: Develop and implement information security policies, access control, and compliance with industry best practices. •Specialized Support: Act as escalation point for complex network and security issues, providing specialized technical support to the team. **Requirements and Qualifications** •Proven experience in corporate network administration, including TCP/IP, routing, switching, and VLANs. •Solid knowledge in cybersecurity, with practical experience configuring and managing firewalls (e.g., Fortinet, Palo Alto, etc.) and perimeter security solutions. •Experience managing network services such as DNS, DHCP, and VPNs (IPsec, SSL). •Familiarity with virtualization environments (e.g., VMware, Hyper-V) and Windows Server and/or Linux operating systems. •Ability to diagnose and resolve complex connectivity and performance issues. **Preferred Qualifications** •Experience with endpoint and email security solutions (antivirus, anti-spam, EDR). •Knowledge of network monitoring tools (e.g., Zabbix, Grafana, PRTG). •Industry certifications (e.g., CCNA, Fortinet NSE, CompTIA Security+). •Basic automation skills using scripting (PowerShell, Python, Bash). Job type: Full-time CLT Pay: R$3,000.00 - R$3,800.00 per month Benefits: * Fuel allowance * Meal voucher