Senior Linux Platform Engineer & Automation

iSystems Ltd; Karachi Division; Sur place; PKR 4 200 000 - 7 800 000; Plein temps

Résumé du poste

iSystems Ltd is seeking a highly experienced Senior Linux Engineer to design, standardize, automate, and optimize enterprise-wide Linux platforms. This hands-on role focuses on building reusable solutions for Linux Operations and Infrastructure teams rather than routine admin tasks.

The ideal candidate will implement platform standards, automate provisioning, and drive security hardening across RHEL, OpenShift, VMware, and cloud environments.

Qualifications

• Bachelor's degree in Computer Science, IT, Engineering, or related field.
• 12+ years of Enterprise Linux experience, with 5+ years in Senior Linux Administration and 5 years in Linux Engineering.
• Strong hands-on experience with RHEL 6 onwards.
• Experience with Red Hat Satellite Server, preferably Kickstart.
• Proficiency in PXE, DHCP, Redfish, and automated OS provisioning.
• Knowledge of OpenShift and Kubernetes in cloud environments.
• Expertise in Ansible, Bash, Python, Packer, and CI/CD/DevOps.
• Strong understanding of DNS, NFS, NTP, SNMP, SMTP, Active Directory, TCP/IP, Ethernet.
• Linux security hardening and configuration management.
• RHCE certification required; RHCA is a plus; AWS/Azure certs advantageous.

Responsabilités

• Design and maintain enterprise-wide Linux platform standards and automated build solutions.
• Develop standardized OS and container golden images for bare-metal, VMware, OpenShift, and cloud environments.
• Manage and enhance Red Hat Satellite, Kickstart, PXE, DHCP, and Redfish for automated provisioning.
• Engineer and optimize RHEL platforms, including kernel, CPU, memory, I/O, and network performance.
• Define and implement Linux security, hardening, configuration and compliance standards.
• Develop monitoring and observability solutions for Linux OS and server infrastructure using Splunk/ELK/AppDynamics.
• Automate patching, firmware updates, configuration management, monitoring and compliance with Ansible, Bash, and Python.
• Develop AI-driven solutions to improve Linux engineering and BAU operations.
• Support Linux platforms across OpenShift, VMware, Kubernetes and cloud environments.
• Act as Level 3 escalation point for critical incidents and lead root cause analysis.
• Collaborate with Infrastructure, DevOps, Security, EA, and BAU teams for future Linux standards.
• Work with vendors and service partners to drive platform improvements and roadmap.
• Participate in 24x7 on-call rotation for critical incidents.

Connaissances

RHEL expertise

OpenShift

Kubernetes

Ansible

Bash

Python

Packer

CI/CD/DevOps

Linux performance tuning

Security hardening

Formation

Bachelor's degree in Computer Science/IT/Engineering

Outils

Red Hat Satellite Server

Kickstart

PXE

DHCP

Redfish

Packer

Splunk

ELK

AppDynamics

Description du poste

iSystems Ltd is seeking a highly experienced Senior Linux Engineer to design, standardize, automate, and optimize enterprise-wide Linux platforms. This hands-on role focuses on building reusable solutions for Linux Operations and Infrastructure teams rather than routine admin tasks.

The ideal candidate will implement platform standards, automate provisioning, and drive security hardening across RHEL, OpenShift, VMware, and cloud environments.