·Understanding of operating systems (Windows, Linux and OSX); · Administration and maintenance of **Windows/Linux servers** (AD, DNS, DHCP, GPO, File Server etc.). · Management of **users and permissions** (Active Directory, Exchange, Microsoft 365, etc). · Knowledge of virtualization (Hyper\-V, VMware). · Physical and logical network configuration (TCP/IP, IP ranges, subnets/masks, gateways, routing, network topology, VPNs, basic firewall etc.); · Network and database security; English at least intermediate level; · Knowledge of major software and hardware products in the market, as well as web servers, EDI solutions, etc.; · Ability to generate reports and documentation of procedures performed according to industry standards; Firewall rules, security policies and sharing protocols. Job type: Full-time CLT Pay: R$3\.500,00 \- R$5\.000,00 per month Benefits: * Medical insurance * Dental insurance * Meal allowance * Transportation allowance Experience: * Human Resources (Required)