Linux KnowledgeGood Knowledge Linux operating systems like RedHat, Linux, centos, Ubuntu, Kali Linux Installation configuration, troubleshooting and administration of Linux OS, Good Knowledge of Linux process management, Disk management, (LVM) Crontab, management of partitions and using logical volume manager FDISK, file system operating (Create mount umount and remove). Linux File system Troubleshooting. Kernel compilation as per client requirement, Basic bash Scripting & Python.User administration (creation Modifications Deletions)Good understanding for Compression and archive (TAR, ZIP)Good knowledge of permissions (Chmod) and special permissions, (STICKEYBIT, SUID, SGID)Basic networking in Linux,Use and Configuration of FTP, TELNET, RSYNC,SCP to transfer files.Knowledge on Ansible & Database.Goood knowledge of RPM, YUM, and firewall Iptables, configure DNS Server with Deep knowledge and troubleshooting issues, configure web server with multiple domains and and troubleshooting issues IP base user Authentication, configure and samba server, NFS, etc.