JD:
Good experience in OS installations
Experience in trouble shooting OS Booting & Networking issues.
Experience in upgrading OS from RHEL v7.x to v8.x and v9.x.
Working knowledge on pacemaker cluster installation, configuration, management and update.
Experience in trouble shooting OS Booting & Networking issues.
Servers User and Group Administration.
System Uptime and Log monitoring
Experience in patch management
Proactive Performance Monitoring (CPU, Memory, Disks and I/O)
Experience of working 24X7 Production Environment.
Administrating FTP, NFS , SFTP, FTP and Samba, services in Linux.
Managing the Disks and File systems using LVM on Linux(Disk management).
Experience in Package Management (RPM & YUM).
Scheduling of automatic repetitive Jobs with Crontab.
Backup & Restoration by using REAR
Configuring RAID, Quota, and Grub modification, Kernel Update.
Experience on configuring NFS, Crash Recovery, back up and restoration
Experience on Yum server configuration.
Installation ,configure and Up gradation of Packages and Patches configuration.
Strong conceptual understanding of CIS hardening and VAPT anlysis & fix
Kernel up gradation on Linux Servers and troubleshooting.
Local and remote administering of servers and networks using SSH.
Knowledge in Samba Server Configuration.
Experience in Installation and Configuration of DNS, SFTP, FTP, SAMBA , Proxy.
Experience in High availability cluster configuration in RHEL 6 & 7.
Installation and configuration HA cluster in RHEL 8 & 9 .
Experience in VMware servers booting issues.
Root Cause & System Log Analysis and reporting.
Organize tasks, events and Configuring alarms.
Knowledge on VMware
Work experience on patching of frame, VIO, network adapters, storage adapters & OS
Basic knowledge on container and Kubernetes platforms
Good knowledge on rysnc and replication methologies
Working knowledge on RDM and lun disk
Strong experience in HACMP cluster like cluster creation, cluster upgrade, cluster services management
Strong experience in VIOS Servers like How to configure dual vios setup and SEA,npiv,vios upgrade etc.
Strong experience in HMC like HMC patching upgrade reboot etc.
Strong experience in Firmware upgrade for physical servers and adapters in server level
Strong experience in OS migration and TL/ML and SP updates
Strong experience in hardening,VAPT and server helath checks,system monitoring and tuning.