Jobs in Oakville

Newest first

Within 25 km of Oakville

Added 4 days ago
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Nityo Infotech

Senior Linux Infrastructure Engineer

Mississauga, ON, Canada

Full-time

Within 25 km of Oakville · About 14.1 km from the city centre

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Job details

Job type: Full-time
Apply by: Nov 19, 2026
Posted: Oct 20, 2026

Original job description

Responsible for OS Upgrades - complex environment Both VM and Physical and various firmware upgrade procedures.
RHEL 7 to 8 OS Inplace upgrade skill must
Should have knowledge about OS Compliance tools and its setup.
Must be able to configure & troubleshoot HBA and NIC load balancing.
OS installation and configuration
UNIX shell scripting & Perl scripting knowledge
Should have exposure on RAC cluster pre-requisite setup.
Should have knowledge on VCS cluster L3 level
Should have knowledge on VXVM / VCS Service group
Should have knowledge about OS Compliance tools and its setup.
Must be able to configure & troubleshoot HBA and NIC load balancing.
Should have Knowledge in Devops tools
Develop and maintain automation using Ansible for:
OS provisioning and configuration
Patch management and compliance enforcement
User management, package installation, and system hardening
Create and manage Ansible playbooks, roles, inventories, and variables
Integrate Ansible with CI/CD and DevOps pipelines where applicable
Have knowledge on preparing RCA
Flexible with shifts and on-call support over the weekends or weekdays according to the schedule
Good customer handling experience and good communication skills

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More about this job

Responsibilities

Perform operating system upgrades, installations, configuration, firmware updates, and compliance work across virtual and physical environments. Develop and maintain Ansible automation for provisioning, patching, system hardening, and user and package management, while providing troubleshooting, root cause analysis, and scheduled on-call support.

Requirements

Requires experience with complex Linux infrastructure, including RHEL 7-to-8 in-place upgrades, OS compliance, HBA and NIC load balancing, and VCS/VXVM clustering. Candidates should also have UNIX shell and Perl scripting skills, Ansible and DevOps knowledge, customer-handling and communication skills, and flexibility for shift and on-call work.

Skills

Linux Infrastructure
RHEL Upgrades
Operating System Installation and Configuration
Firmware Upgrades
OS Compliance
HBA Configuration and Troubleshooting
NIC Load Balancing
UNIX Shell Scripting
Perl Scripting
RAC Cluster Prerequisites
VCS Clustering
VXVM
Ansible
Automation
Patch Management
Root Cause Analysis

Visa sponsorship

Not detected in the job text

Keywords

Linux
RHEL 7
RHEL 8
In-Place Upgrade
Virtual Machines
Physical Servers
Firmware Upgrades
OS Compliance Tools
HBA
NIC Load Balancing
UNIX Shell Scripting
Perl
RAC Cluster
VCS Cluster
VXVM
VCS Service Groups
DevOps
Ansible
OS Provisioning
Patch Management
Compliance Enforcement
User Management
Package Installation
System Hardening
CI/CD Pipelines
Root Cause Analysis
On-Call Support

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