**Responsibilities:** * Administer Linux servers in production, development, and testing environments. * Manage and optimize application servers such as Apache Tomcat and Oracle WebLogic. * Implement and maintain AWS solutions, including EC2, S3, IAM, RDS, among others. * Automate deployments and configurations using Terraform and other Infrastructure-as-Code (IaC) tools. * Experience with MongoDB. * Monitor system and application performance, applying preventive and corrective measures. * Manage patches, updates, and security policies for operating systems and middleware. * Document procedures, configurations, and best practices. **Skills:** * Solid experience in Linux system administration (RedHat, CentOS, Ubuntu). * Advanced knowledge of application servers: Tomcat and WebLogic. * Practical experience with AWS (certification desirable). * Proficiency in Terraform for Infrastructure-as-Code. * Familiarity with monitoring tools (Zabbix, Prometheus, Grafana). * Scripting knowledge (Bash, Python). Employment type: Full-time