Linux Administrator L3

Tata Consultancy Services Limited; Bengaluru; Sur place; INR 600 000 - 1 100 000; Plein temps

Résumé du poste

Tata Consultancy Services Limited in Bengaluru is seeking an experienced Linux Administrator to manage enterprise Linux servers across development, test and production environments. You will configure, patch, and maintain server images, ensure reliability, and collaborate with application and infra teams to keep systems secure and efficient.

The role emphasizes automation, scripting, capacity planning, performance tuning, and adherence to security standards.

Qualifications

• Administer, configure, and maintain enterprise Linux servers across development, test, and production environments.
• Automate provisioning, configuration management, and operational workflows with scripts.
• Apply security patches, monitor vulnerabilities, and support audit requirements.

Responsabilités

• 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.

Connaissances

Bash

Python (Linux)

PowerShell

Shell scripting

Formation

RHCSA

RHCSE

Linux+

Description du poste

TCS Hiring!!!

Role & responsibilities

• 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+