CISAMRMFRE-Linux Admin-JL4

Linux L1/L2 Administrator Role focus Advanced Linux administration, performance, availability, security, automation, and operational governance. Key Responsibilities and Required Skills 01 Operating Systems Level 2 expertise in Linux OS management and administration across RHEL, CentOS, and SUSE Linux. 02 Performance Strong expertise in Linux performance troubleshooting and kernel tuning. 03 Storage Experience configuring storage on Linux and advanced knowledge of Linux LVM. 04 High Availability Strong hands-on experience with at least one HA solution, such as Veritas Cluster Server (VCS) or HPE ServiceGuard. 05 Patching Very good knowledge of RHEL patching and lifecycle activities. 06 Boot Management Boot process management and troubleshooting of Linux boot issues. 07 Automation Proficiency in task scheduling and scripting, with the ability to automate critical and repetitive operational activities. 08 Configuration Management Technical Requirements: Experience with Ansible is desirable. 09 Core Services Strong knowledge of NFS, Samba, DNS, NTP, and related infrastructure services. 10 Monitoring and Troubleshooting System resource monitoring and management, log interpretation, problem determination, and resolution. 11 Backup and Recovery Strong knowledge of backup and recovery procedures. 12 Linux Security Hands-on experience with Linux firewall technologies, TCP Wrappers, iptables, and SELinux. 13 Virtualization Experience in virtualized environments, including basic VMware administration 14 Networking Very good knowledge of Linux networking, routing, NIC bonding, and related troubleshooting. 15 VM Deployment Experience deploying Linux virtual machines on VMware ESX and Nutanix AHV. 16 Management Consoles Familiarity with HPE iLO, HPE OneView, and virtual machine consoles. 17 Directory Services Knowledge of LDAP services is an added advantage. 18 Security Governance Very good knowledge of security hardening and auditing. 19 Reporting and Risk Experience preparing capacity reports and risk registers. 20 Leadership Responsibilities: Experience with Ansible is desirable. 09 Core Services Strong knowledge of NFS, Samba, DNS, NTP, and related infrastructure services. 10 Monitoring and Troubleshooting System resource monitoring and management, log interpretation, problem determination, and resolution. 11 Backup and Recovery Strong knowledge of backup and recovery procedures. 12 Linux Security Hands-on experience with Linux firewall technologies, TCP Wrappers, iptables, and SELinux. 13 Virtualization Experience in virtualized environments, including basic VMware administration 14 Networking Very good knowledge of Linux networking, routing, NIC bonding, and related troubleshooting. 15 VM Deployment Experience deploying Linux virtual machines on VMware ESX and Nutanix AHV. 16 Management Consoles Familiarity with HPE iLO, HPE OneView, and virtual machine consoles. 17 Directory Services Knowledge of LDAP services is an added advantage. 18 Security Governance Very good knowledge of security hardening and auditing. 19 Reporting and Risk Experience preparing capacity reports and risk registers. 20 Leadership Preferred Skills: Technology->Infrastructure-Server Administration->Linux Admin,Technology->Infrastructure-Server Administration->Unix Server administration (HP-UX,IBM-AIX, Sun Solaris, Redhat Linux),Technology->Full stack->LAMP stack->Linux)+DB(Mongo),Technology->Infrastructure Security->Anti Virus, HIPS, IDS, Vulnerability Management, Patch Management->Linux Satellite Server,Technology->Server-Virtualization->Vmware-ESX->Vmware