Linux System Engineer
CurrentTechnical team Lead, Ensure that smooth functions and operations.Work on RHEL (7x, 8x).Package installation & Update, Repository manage. Offline & online patch management. Minor OS Upgrade, Configuration, Host Inventory Manage using ansible Ad-hoc command, Dependency bug fixes.Write multiple Ansible playbook, Jinja2 file, template for managing server configuration.Managing and administration apache Web server, HAproxy (Load balancer) & DB (Mariadb) etc.Frontend & backend server mapping and provide stats. Port assign. API Socket setup. Security base Authentication.ACL configure on Load balancer. Control access to web resources, High Availability, Keepalive Program etc.OS hardening, Firewall, Selinux, User Management, File Permission, SCP, rsync, tar etc.Policy deployments like USB block, Auto logout screen, Log on banner set, default browser address set.Managing incidents and problems on a daily basis to minimize downtime on user activities.Daily Data backup activity. Zabbix Server monitoring tools, logs checking.Database Management. DDL, DML, Backup & Restore.Work on Directory services, IPA, SSSD, IDM etc.Administration & manage VM on VMware Esxi.Coordination with RedHat technical team as well as Client side LIC IT team.