# Linux AdministratorTata Consultancy ServicesPosted on October 23, 2026---Experience6 - 9 yrsSalary (CTC)₹6.1L - ₹6.7LJob LocationBengaluru, IndiaVacancy3DesignationLinux AdministratorJob TypeNot specified---## Job Description* Administer, configure, and maintain enterprise Linux servers across development, test, and production environments. • Manage system installations, upgrades, patching, and lifecycle activities for Linux Server and Guest OS Images. • Ensure system reliability, stability, and compliance with operational standards. • Diagnose and resolve complex technical issues across OS, hardware, storage, and network layers. • Perform root cause analysis for recurring incidents and implement permanent fixes. • Provide expert support during critical outages and major incidents. • Develop and maintain automation scripts to streamline administrative tasks and reduce manual effort. • Automate system provisioning, configuration management, and operational workflows. • Support continuous improvement through automation initiatives. • Manage user access, permissions, and authentication mechanisms. • Apply security patches, monitor vulnerabilities, and support audit requirements. • Monitor system performance and capacity to ensure optimal operation. • Tune kernel parameters, services, and resources to improve efficiency and scalability. • Identify bottlenecks and implement performance improvements. • Support Linux systems in complex network environments. • Administer systems hosted on virtualization platforms (e.g., VMware, KVM). • Manage Linux workloads across cloud platforms and hybrid environments. • Support and maintain critical infrastructure to ensure maximum uptime. • Implement and manage high-availability and disaster recovery solutions. • Participate in capacity planning and resilience initiatives. • Work closely with application teams, infrastructure teams, and stakeholders to resolve issues efficiently. • Document system configurations, procedures, and troubleshooting steps. • Provide technical guidance and knowledge sharing within the team.* Bash • Python (Linux) • PowerShell • Shell scripting* RHCSA • RHCSE • Linux+* ServiceNow • Putty • Azure Devops • GithubEnglish (mandatory) with excellent communication* Linux system administration (RHEL, CentOS, Ubuntu, or similar • Support Linux systems in cloud environments (AWS, Azure, GCP, or similar). • Virtualization Technologies ( VMWare, KVM, etc) • This role needs coordination with experts working on different timezones e.g - EMEA, Israel