Linux Administrator - Lead

Godrej Infotech Ltd; Mumbai; On-site; INR 2,400,000 - 3,600,000; Full time

Job summary

Godrej Infotech Ltd. seeks a highly experienced Linux L3 Administrator to manage large-scale Linux environments, optimize performance, and lead automation and security initiatives. The role emphasizes architectural input, capacity planning, and mentorship of junior admins.

Ideal candidates have 10–12 years of hands-on Linux experience, RHCE/RHCA preferred, and a demonstrated ability to drive reliability and governance across on-prem and cloud platforms.

Qualifications

• Linux L3 expertise with focus on large-scale environments.
• Automation and scripting capabilities (Ansible, Python, Bash).
• Security hardening and CIS/NIST-benchmarked baseline adherence.
• Experience with cloud, virtualization, and IaaS integrations.
• Strong communication and leadership for mentoring teams.

Responsibilities

• Provide L3-level Linux support for complex server issues.
• Analyze root causes and propose permanent remediation.
• Ensure high availability and performance tuning for enterprise workloads.
• Drive automation and IaC adoption across environments.
• Lead technical discussions and mentor L1/L2 admins.

Skills

Core Linux Expertise

Automation & Scripting

Cloud & Virtualization

Security & Compliance

Storage & Networking

Monitoring & Logging

Problem-solving

Communication & Stakeholder mgmt

Technical leadership

Automation & reliability mindset

Education

RHCE/RHCA preferred

Tools

Docker

Kubernetes

OpenShift

Job description

Advanced Administration & TroubleshootingProvide L3-level support for complex Linux (RHEL, CentOS, Ubuntu, SUSE) server issues.Analyze root causes for recurring incidents and propose permanent solutions.Ensure high availability and performance tuning of Linux systems.Contribute to architecture design and capacity planning for Linux environments.Define and enforce Linux system standards, security baselines, and patch management.Optimize system performance for enterprise workloads (databases, middleware, containers).Develop and maintain advanced automation using Ansible, Python, Bash, or Shell scripting.Implement Infrastructure as Code (IaC) where applicable (Terraform/CloudFormation).Harden Linux systems as per ISO 27001, CIS, or NIST benchmarks.Manage vulnerability remediation, patching, and compliance reporting.Work with InfoSec to implement monitoring, auditing, and log analysis.Cloud & Virtualization IntegrationManage Linux workloads across on-premises (VMware) and cloud platforms (AWS, Azure).Support hybrid environments with containers (Docker, Podman) and orchestration (Kubernetes, OpenShift).Collaboration & LeadershipProvide technical mentorship to L1/L2 Linux administrators.Collaborate with cross-functional teams (DBAs, Network, Security, Application owners).Participate in change management and represent Linux in technical governance meetings.

Key Responsibilities

highly experienced Linux L3 Administrator with minimum 10-12 years of expertise in managing, securing, and optimizing large-scale Linux environments. The role demands advanced troubleshooting, architectural input, automation, and leadership in supporting mission-critical enterprise infrastructure.

Preferred Qualification : Red Hat Certified Engineer (RHCE) / Red Hat Certified Architect (RHCA).

Experience Details

Experience Details Qualification : Core Linux L3 Administrator with 10-12 years

Special Skill

• Essential : Core Linux Expertise: RHEL, CentOS, Ubuntu, SUSE (installation, configuration, kernel tuning, troubleshooting).
• Automation & Scripting: Ansible.
• Cloud & Virtualization: AWS EC2, Azure VMs, VMware vSphere
• Security & Compliance: SELinux, firewalld, auditd, CIS hardening, vulnerability management tools.
• Storage & Networking: LVM, NFS, bonding, TCP/IP troubleshooting.
• Monitoring & Logging: Nagios, Solarwinds.
• Strong problem-solving and analytical abilities.
• Excellent communication and stakeholder management.
• Ability to lead technical discussions and mentor team members.
• Proactive mindset with focus on automation and service reliability.
• Preferred : Containerization: Docker, Kubernetes, OpenShift (preferred).