Senior Linux Infrastructure Operations Engineer (8+ years of Linux P3 production support exp)

Overview

This role manages and optimizes the company's Linux environments, primarily RHEL and Oracle Linux, with a focus on server administration, security, and performance in production. The selected candidate will work with the Engineering team to drive architecture and design improvements.

What you'll do

• Deploy and configure RHEL and Oracle Linux servers, including network parameters, storage, and security settings.
• Administer centralized authentication and identity management platforms such as Red Hat IdM, including user groups, RBAC, host-based access controls, sudo policies, and privileged access monitoring.
• Perform regular access reviews and recertification to identify excessive permissions and inactive accounts.
• Administer software repositories, content views, and package management using Red Hat Satellite.
• Deploy patches, hotfixes, and security remediations via Ansible Automation Platform, and ensure servers remain compliant with security, vulnerability, and software lifecycle policies.
• Troubleshoot package installation, repository connectivity, dependency conflicts, and software update failures.
• Generate compliance and patch status reports for management, audit, and security teams.
• Maintain server health, stability, and security, including registration in Red Hat Satellite, security hardening standards, server inventories, configuration baselines, and lifecycle documentation.
• Troubleshoot and resolve server incidents involving hardware, operating system, and storage.
• Automate routine maintenance using Ansible, shell scripting, and enterprise automation platforms.
• Monitor server health, performance, resource utilization, and service availability across physical and virtual Linux environments.
• Investigate and resolve performance bottlenecks affecting CPU, memory, storage, network, and application services.
• Perform regular system health checks and optimization activities.
• Analyse metrics, logs, and audit data to identify recurring incidents, root causes, and automation opportunities.
• Diagnose and resolve complex Linux OS, network, storage, and infrastructure issues, and lead resolution of critical production incidents.
• Perform root cause analysis and implement permanent corrective actions.
• Develop and maintain troubleshooting procedures, knowledge articles, and technical documentation.
• Conduct post-incident reviews and recommend service improvements and preventative maintenance.
• Manage system backups to ensure data integrity and contribute to disaster recovery planning, activation, or testing.
• Code and maintain shell scripts and automation tools to streamline repetitive tasks.
• Manage virtual machines (e.g., VMware, Nutanix).
• Conduct security audits and ensure Linux systems comply with relevant security standards and policies.
• Coordinate with IT teams, developers, and stakeholders to support projects and integration of Linux systems with other components.
• Maintain comprehensive documentation of system configurations, procedures, and troubleshooting steps.
• Initiate, own, and implement service improvements, including automation, to reduce outages, incidents, and support effort.

What you'll need

• Minimum 8 years' experience supporting production Linux server infrastructure.
• Minimum 3 years' experience in a Level 3 role supporting more than 300 Linux servers.
• Bachelor's degree in computer science, Information Technology, or equivalent combination of education and experience in a related field.

Nice to have

• Working knowledge of SCOM monitoring tool and ServiceNow is an asset.
• Knowledge of Ansible, playbooks, and YAML is desired.

Details

• Location: Bangalore, India.
• Flexible and hybrid work solutions offered.
• On-call availability as per the on-call roster, including weekends, to implement planned changes or resolve production outages; shift extension may be required to resolve outages.
• Worker type: Employee. Job type: Regular.