Mid-level Infrastructure Analyst

📋 Description

• Oversee and maintain Linux servers (Ubuntu/Debian) as well as Windows Server environments.

• Manage virtualization through Proxmox, which includes provisioning, snapshots, backups, and maintenance of VMs.

• Set up and manage firewalls, VPNs, DNS, access rules, and network segmentation.

• Implement hardening best practices and conduct patch management for operating systems and services.

• Monitor the availability, performance, and security events of the infrastructure.

• Investigate security and operational incidents by performing log analysis and root-cause assessments.

• Assist with access management, service accounts, and permission policies in both Linux and Windows environments, adhering to standards set by technical leadership.

• Maintain documentation including topology, procedures, and operational as well as incident response runbooks.

• Resolve issues related to Ubuntu and Windows VMs as requested by users via the ticketing system and chat.

• Manage Google Workspace: create and deactivate accounts, oversee groups, organizational units, access policies, and user provisioning.

• Serve as the technical liaison with vendors for systems, licenses, and services: open tickets, track SLAs, and verify deliveries.

⛳️ Requirements

• Minimum of 3 years of experience in infrastructure, operations, or network administration (both on-premises and cloud).

• Strong expertise with Linux (Ubuntu/Debian) and Windows Server (Windows 10/11 and Server 2016+).

• Familiarity with Proxmox virtualization (VM management, snapshots, and environments) and VMware.

• Practical knowledge of networking: Active Directory (including GPOs), DNS, DHCP, VPNs (OpenVPN, Netbird, Tailscale, etc.), firewalls, and troubleshooting techniques.

• Understanding of cybersecurity fundamentals: hardening, patch management, access control, and the principle of least privilege.

• Capability to analyze logs and investigate both security and operational incidents.

• Proficiency in operational-level Bash and PowerShell for administration and troubleshooting tasks.

• Experience managing Google Workspace (or Microsoft 365) through the console: user, group, license, and security policy management.

• Technical proficiency in English for reading documentation.

• Certifications in Linux (LPIC), Microsoft, networking (CCNA), or security (Security+, CEH) are advantageous.

🏝️ Benefits

• Employment type: CLT (Brazilian employment contract) / fully remote.

• Working hours: Monday to Friday, from 08:00–17:00 or 09:00–18:00.

• Employees must provide their own equipment.

• R$880.00 Swile credit (no cost to the employee, immediate credit provided).

• SulAmérica Apto III — health insurance at no cost to the employee.

• Optional: R$19.30 dental plan; partnership with TotalPass.