Sistemista middleware - Telco
Core
Infrastructure and Middleware Systems Administrator supporting enterprise systems and platforms within a Telco Application Operations service.
Role type
Senior IC Infrastructure & Middleware Systems Administrator
Builds
Enterprise Linux/Windows environments, virtualized infrastructures, Web/Application servers, and network components for a Telco client.
Domain
Telecommunications / Enterprise IT Infrastructure
Required skills
Linux administration, Windows Server administration, virtualization management, Web server configuration (IIS, Apache, Tomcat, JBoss/WildFly, WebLogic), application server maintenance, system monitoring, log analysis, networking fundamentals, firewall management, load balancer configuration, shell scripting (Bash, PowerShell), backup and disaster recovery procedures, incident/problem/change management, database basics (Oracle, SQL Server, PostgreSQL, MongoDB, MySQL), troubleshooting.
Preferred skills
Check Point firewall experience, F5 load balancer experience, Telco domain experience, ServiceNow usage, ITIL processes.
Responsibilities
Monitor, maintain, and troubleshoot enterprise systems and middleware platforms; administer and support Linux and Windows systems; manage physical and virtualized infrastructures; configure and maintain Web and Application servers; analyze logs and performance anomalies; support firewall, load balancer, and network component management; automate operational tasks via scripting; manage backups and disaster recovery; handle incidents, problems, and changes; analyze dependencies between infrastructure, middleware, applications, and network; update technical and operational documentation.