Linux Principal Engineer II

Quess; Bengaluru; Hybrid; INR 2,600,000 - 4,800,000; Full time

Job summary

Quess in Bengaluru seeks a senior enterprise Linux architect/administrator to lead design and support of the Linux platform, manage HA environments on‑prem and hybrid clouds, and administer IBM Spectrum Scale (GPFS).

You will deploy OpenShift and Kubernetes, perform performance tuning, capacity planning, security hardening, patch management, HA/DR, and troubleshoot complex issues, while automating with Bash, Python, Ansible and Terraform and mentoring engineers.

Qualifications

• Linux Admin with enterprise experience (RHEL/CentOS/Oracle Linux).
• GPFS experience required (4+ years).
• OpenShift and Kubernetes expertise (3+ years).
• Proficient in Bash/Python and automation tools (Ansible/Terraform).
• Strong performance tuning, security hardening, patching, and HA/DR skills.

Responsibilities

• Lead Linux platform design and support for enterprise environments.
• Manage HA Linux environments (on‑prem and hybrid cloud).
• Administer IBM Spectrum Scale (GPFS).
• Deploy/manage OpenShift and Kubernetes clusters.
• Perform capacity planning, monitoring, and tuning.
• Implement security hardening and patch management.
• Ensure compliance, HA/DR, and troubleshoot complex issues.
• Automate using Bash/Python/Ansible/Terraform and mentor engineers.

Skills

RHEL/CentOS

Oracle Linux

GPFS

OpenShift

Kubernetes

Bash

Python

Ansible

Terraform

Performance Tuning

Security Hardening

Patch Management

HA/DR

Networking

TCP/IP

DNS

Load Balancing

Firewalls

Tools

Prometheus

Grafana

ELK Stack

RHCE

RHCA

CKA

Job description

Responsibilities: Lead enterprise Linux platform design & support, manage HA Linux environments (on-prem/hybrid cloud), administer IBM Spectrum Scale (GPFS), deploy/manage OpenShift & Kubernetes, perform performance tuning, monitoring, capacity planning, security hardening, patching, compliance, HA/DR, troubleshoot complex issues, automate using Bash/Python/Ansible/Terraform, collaborate with DevOps/Security teams, and mentor engineers.

Must-Have: Linux Admin (RHEL/CentOS/Oracle Linux) 10+ years, GPFS 4+ years, OpenShift 23 years, Kubernetes 23 years, Bash/Python, Ansible/Terraform, Linux Performance Tuning, Security Hardening & Patch Management, HA/DR, Networking (TCP/IP, DNS, Load Balancing, Firewalls).

Good-to-Have: Azure/AWS/GCP, CI/CD, Prometheus, Grafana, ELK Stack, RHCE/RHCA/CKA certifications, DevOps practices, Team Leadership & Mentoring.