The Linux Administrator L2 will be responsible for the installation configuration monitoring and maintenance of Linux servers across production and non-production environments The role involves providing day-to-day operational support troubleshooting and performance optimization while ensuring high availability security and compliance of systems Key Responsibilities Core Administration Monitoring Installation configuration of Linux Operating Systems Hardening of Linux OS and patch installation Health monitoring of Linux servers CPU Memory Disk System Load OS reboot shutdown and start-up procedures OS log management rotation purging and monitoring of system logs Disk management file system management user group management Configuration of network NTP and OS parameters Installation of RPMs software packages Java sudo lsof etc Management of cron jobs Support Coordination First-level coordination with Application Support and Development teams for OS-related issues OS support during DB patching application patching and hardware maintenance Troubleshooting and resolution of hardware software and communication problems Logging calls with hardware OEM AMC vendors for replacement of failed parts Logging and coordination with software OEM ATS vendors for software-related issues Provide L2-level support and resolution of issues escalated by L1 Advanced Administration Linux Kernel upgrade and OS migration Installation configuration of network services DNS NFS SAMBA YUM server SAN storage-related configuration in Linux servers Support for DC DR switchover and switchback activities Installation configuration of Apache and Tomcat servers Performance monitoring tuning automation and optimization activities RedHat PCS cluster configuration troubleshooting and support Architecture Compliance Management Planning designing deployment architecture for Linux servers Setup and administration of high availability and disaster recovery HA DR environments including clustering failover fencing and recovery Capacity planning and performance statistics analysis Formulation of backup and recovery strategies Audit and compliance support Documentation inventory maintenance servers users groups Team resource management and coordination with client vendors other support teams Skills Required Strong expertise in Linux administration RHEL CentOS Oracle Linux Hands-on with Apache Tomcat DNS NFS SAMBA YUM SAN configuration Positive troubleshooting and problem-solving skills Experience with clustering technologies RedHat PCS cluster Strong knowledge of performance tuning and OS-level security Excellent analytical and communication skills Good to Have Knowledge of scripting Shell Python Perl for automation Experience with ITIL-based support processes Exposure to cloud or containerized environments Docker Kubernetes Preferred Skills Certifications Red Hat Certified System Administrator RHCSA Red Hat Certified Engineer RHCE Educational Qualification BE B Tech in Computer Science IT or MCA Project Management Posted on september 23 2025Experience Level Experienced Contract Type Department

📌 Linux Administrator – (Haryana)
🏢 IDBI Intech
📍 Haryana