Administration and maintenance of Windows Server environments, including Active Directory, DNS, DHCP, and GPO. Expert management of virtualization with ESXi and vCenter, as well as administration of SAN/NAS storage systems. Responsible for backup management and implementation of disaster recovery plans. Basic knowledge of corporate networks is required, covering concepts such as VLANs, routing, and switching. Database administration of Oracle—including users, permissions, backups, and performance optimization—is essential. The role also involves server, service, and database migrations, as well as resolution of level 2 and 3 incidents. Experience with Oracle Forms/Reports and advanced SQL is valued. A stable project is offered, allowing technical autonomy in a full-time working environment.