System Admins L3

Job Description:

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.