Senior Linux Operating Systems Administrator

Responsible for operational support analysis and monitoring services, following client standards and processes. Main activities and responsibilities: Administer and manage corporate Linux environments, ensuring service availability, performance, security, and continuity; Manage server computing resources in an integrated manner with infrastructure monitoring and management platforms; Install, configure, update, and maintain Linux operating systems, their components, and services, including high-availability environments; Diagnose, analyze, and resolve complex incidents and problems related to the Linux platform and its services; Apply patches, security updates, and fixes released by vendors, evaluating environmental impacts and risks; Define and administer naming conventions for users, groups, and security structures; Configure and provide support for proxy and content filtering solutions used in the corporate environment; Configure, monitor, and troubleshoot infrastructure and service monitoring tools; Configure and support the administration of firewall solutions, IPS, and other infrastructure security controls; Define, structure, and administer shared server resources, including directories, permissions, and shares; Provide technical support for issues related to hardware, operating systems, and services running on Linux servers;