Job Description

Department:

Information Technology

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ESK Technologies is seeking an experienced IT System Admin - L3 to join our team in Hyderabad.

Incident Management - Handle escalations from L1 support Troubleshoot and resolve hardware, software, and network-related incidents. Log and update incidents in the ticketing system, documenting resolution steps. Ensure incidents are resolved within SLA Perform regular maintenance of servers, storage systems, and network devices. Install, configure, and update operating systems (e.g., Windows Server, Linux, Any new OS). Write automation scripts in python or bash Maintain ansible playbooks Access Management for OnPrem and Cloud Servers Manage user accounts, roles, and permissions in LDAP, or other directory services. Resolve escalated issues related to user access, password resets, and permissions. Monitor user activity for security and compliance. Work with L3 or network teams for advanced network troubleshooting. Enforce and maintain security policies, including file and folder permissions. Identify potential security threats and escalate them to the security team. Use monitoring tools like Nagios, Zabbix, or SolarWinds to proactively identify potential

system issues.

Respond to alerts generated by monitoring systems. Suggest and implement system improvements to prevent recurring incidents. Create and maintain documentation for standard operating procedures (SOPs). Identify and escalate complex issues that require L3 or vendor support. Collaborate with specialists or external vendors for hardware replacements or advanced

configurations.

Technical Skills Required:

Deep understanding of Linux and other Operating Systems Proficient in Windows Server (2022) and Linux (RHEL, Ubuntu). Understanding of TCP/IP, DNS, DHCP, and VPN. Hands-on experience with user and group management Familiarity with backup software and disaster recovery best practices. Experience with system monitoring tools and basic scripting Ability to prioritize tasks in high-pressure situations. Strong troubleshooting and analytical skills. Good communication for resolving issues with users and escalating to L3 or external vendors. Fixing and Troubleshooting basic to advance level issues on Linux and Windows Servers Writing and maintaining ansible playbooks and inventory management. Experience with Storage Configurations LVM,NFS,Samba Networking Basics Hands on Experience in handling VM's * Ability to troubleshoot any kind of Linux or Windows Server issues quickly.