Senior Systems Administrator – Application Platforms

Description

Job Summary: We are seeking a Senior Systems Administrator for application platforms, responsible for administration, maintenance, monitoring, and optimization of systems, providing technical support and contributing to operational security. Key Highlights: 1. Administration and maintenance of application platforms 2. Performance monitoring, troubleshooting, and optimization 3. Technical support to internal teams and application projects The **Timestamp Group** brings together several leading Portuguese companies in IT solutions and services, united by the principles of excellence and knowledge sharing. We focus on technological leadership grounded in service quality and technological solutions, supported by continuous training and certification. **Senior Systems Administrator – Application Platforms** ---------------------------------------------------------------- **Minimum experience:** 8 years ### **Main responsibilities** * Administration and maintenance of application platforms; * Administration of JBoss application servers; * Monitoring, troubleshooting, and incident resolution; * Implementation of improvements and performance optimization; * Technical support to internal teams and application projects; * Participation in operational continuity and security activities. ### **Technical requirements** * Proven experience administering JBoss; * Knowledge of Linux and Windows systems; * Scripting knowledge (Bash, PowerShell, or similar); * Container knowledge (Docker/Kubernetes) is valued; * Azure Cloud environment knowledge is valued. ### **Personal competencies** * Strong communication skills; * Ability to work in a team; * Analytical mindset and problem-solving orientation; * Fluency in English (spoken and written). **Benefits for employees:** * Health insurance * Flexibility in organizational routines * Training and certifications * Employee Support Program (covering 5 areas, including psychology) * Birthday and seniority gifts * Monthly Happy Hour * Benefits Portal with attractive offers