Ensure the maintenance of internal network and system security, safeguarding against potential threats.Proactively troubleshoot and resolve reported problems, effectively isolating issues to minimize downtime.Collaborate closely with developers to identify and resolve application and server-related issues.Configure and optimize Linux/Unix environments, specializing in web applications such as LAMP, LEMP, and Node.js.Implement server and security hardening measures to enhance system resilience and protect against vulnerabilities.Perform performance tuning for MySQL/MariaDB and PHP configurations, ensuring optimal functionality sites.Expertise in managing web applications across various cloud vendor platforms, ensuring seamless integration and efficiency.

Provided technical assistance in maintaining system configuration and optimizing performance.Planned and executed changes on local systems, virtual machines (VMs), and cloud servers.Assisted in managing hardware infrastructure and ensuring the smooth operation of systems.Collaborated with cross-functional teams to troubleshoot and resolve hardware and Linux-related issues.Implemented system updates, patches, and upgrades to enhance performance and security.Monitored system health and performance, proactively identifying and resolving any issues.Documented system configurations, processes, and procedures to ensure accurate knowledge sharing.

Planned and executed changes on PowerMTA and Postfix mail servers, optimizing their functionality and ensuring reliable email delivery.Collaborated with cross-functional teams to troubleshoot and resolve issues related to Linux systems, mail servers, and web servers.