Jobs in Canada

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Added 1 min ago
Consultant, Microsoft 365 and IT Infrastructure Projects
MNP
Edmonton, AB · AB · Burlington, ON · Montreal, QC · Calgary, AB
Full-time
…client-facing role, you will plan and deliver Microsoft 365 and IT Infrastructure projects that help organizations modernize how they communicate, collaborate and work. From new tenant…
Added 16 mins ago
Senior Manager, Atlantic Canada
Tim Hortons Foundation Camps
Tatamagouche, NS
…maintenance, and operational readiness of facilities, grounds, and infrastructure in alignment with organizational standards and program…
Added 1 hour ago
Senior Data Platform Administrator - EN 533
Export Development Canada | Exportation et développement Canada
Remote, Canada
Full-time · Remote
Reporting to the Manager - Data Management Platforms, the Senior Data Platform Administrator plays a critical role in shaping the technical direction of EDC’s data ecosystem while also…
Added 1 hour ago
IT Systems Engineer II
Thumbtack
Remote, Canada
Full-time · Remote
The IT Infrastructure team builds and operates the systems that power how Thumbtack employees work. The team is composed of two core functions - IT Systems & Endpoint Engineering and IT…
Added 1 hour ago
People Analytics & Automation Specialist
Opendoor
Toronto, ON
Full-time
Systems & Data Quality: Work alongside the Rippling/HRIS administrator to build automations on top of Rippling and strengthen the team’s data infrastructure. Validate definitions, units,…
Added 1 hour ago
System Administrator (ECSA)
Mackenzie Health
Vaughan, ON
$51.04 to $60.61 CAD / hour
Full-time
As part of the larger ICAT team, the System Administrator – Enterprise Systems works under indirect supervision participating in effective provisioning, installation/configuration,…
Added 1 hour ago
Info Services Manager
Simcoe Muskoka Family Connexions
Barrie, ON
$89,097 to $121,574 CAD / year
…for the Agency’s Information Services operations, technology infrastructure, cybersecurity, projects and service delivery, and supervises the I.S. Administrator Technician team. This is a…
Added 2 hours ago
AI Administrator, M365 & Copilot Platform - EN 328
Export Development Canada | Exportation et développement Canada
Ottawa, ON
$96,557 to $128,743 CAD / year
Full-time
Position: AI Administrator, M365 & Copilot Platform
Added 2 hours ago
AI Administrator, M365 & Copilot Platform - EN 328
Export Development Canada | Exportation et développement Canada
Montreal, QC
$96,557 to $128,743 CAD / year
Full-time
Position: AI Administrator, M365 & Copilot Platform
Added 2 hours ago
AI Administrator, M365 & Copilot Platform - EN 328
Export Development Canada | Exportation et développement Canada
Toronto, ON
$96,557 to $128,743 CAD / year
Full-time
Position: AI Administrator, M365 & Copilot Platform
Added 2 hours ago
Network Administrator
Recurrent Energy
Kitchener, ON · CA Kitchener
Full-time
We are seeking a highly skilled and motivated Network Administrator to oversee and manage NERC CIP (Critical Infrastructure Protection) network systems within a control center environment…
Added 2 hours ago
AI Administrator, M365 & Copilot Platform - EN 328
Export Development Canada | Exportation et développement Canada
Remote, Canada
Full-time · Remote
Position: AI Administrator, M365 & Copilot Platform
Added 2 hours ago
AI Administrator, M365 & Copilot Platform - EN 328
Export Development Canada | Exportation et développement Canada
Remote, Canada
Full-time · Remote
Position: AI Administrator, M365 & Copilot Platform
Added 2 hours ago
AI Administrator, M365 & Copilot Platform - EN 328
Export Development Canada | Exportation et développement Canada
Remote, Canada
Full-time · Remote
Position: AI Administrator, M365 & Copilot Platform
Added 2 hours ago
Office Administrator
EllisDon
Toronto, ON
Full-time
EllisDon Facilities Services (EDFS) specializes in infrastructure and asset maintenance, operations, and management. We optimize an asset’s efficiency, in order to maximize lifecycle and…
Added 2 hours ago
Database Administrator
Experis
Toronto, ON · Scarborough, ON
$95,000 to $108,000 CAD / year
Full-time
Cloud Database Administrator (Azure SQL & Migration)
Added 2 hours ago
Human Resources Administrator
Protocase Inc./45Drives Ltd.
NS · Sydney, Nova Scotia
Full-time
Position Title: Human Resources Administrator
Added 3 hours ago
Cloud Developer
Forgeahead
Surrey, BC
Full-time
Kubernetes Expert level - Certified Kubernetes Administrator or Application Developer
Added 3 hours ago
Administrator - 1 Year Term
Siemens
Quebec, QC
…Siemens Mobility is enabling mobility operators worldwide to make infrastructure intelligent, increase value sustainably over the entire lifecycle, enhance passenger experience and…
Added 3 hours ago
Lead Software Engineer
Insight Global
Burnaby, BC
Full-time
…supporting a custom .NET application that oversees the Perforce infrastructure. The engineer will build and maintain automation using Ansible and existing .NET tools, contribute to CI/CD…
Added 4 hours ago
Landscape Architecture - Contract Administrator
Stantec
Toronto, ON
Full-time
…digital transformation, and future-proofing our cities and infrastructure. We innovate at the intersection of community, creativity, and client relationships to advance communities…
Added 4 hours ago
Systems Administrator
PCL Construction
Saskatoon, SK
Here's how a Systems Administrator for PCL Construction Management Inc. within Saskatoon contributes to our team:
Added 4 hours ago
Senior Systems & Cloud Engineer
Alquemy Search & Consulting
Saskatoon, SK
Contract
We are seeking a hands-on, security-minded Senior Systems & Cloud Engineer to own, modernize, and scale our enterprise server, identity, database, and cloud infrastructure.
Added 5 hours ago
Commercial Business Administrator
Siemens
Oakville, ON
…join our Digital Industries team! As the Commercial Business Administrator, you will be responsible for period closing and reporting, support the Budgeting and Forecasting process, business…
Added 5 hours ago
Junior/Intermediate Network Administrator
Calian in Space & Technology
Ottawa, ON
Full-time
Calian ITCS is currently seeking a Junior/Intermediate Network Administrator for a current contract opportunity with our government client to perform the following duties:

Aarorn Technologies Inc

Infrastructure System Admin

Toronto, ON, Canada

Pay: $45 CAD / hour
Job type: Full-time
Apply by: Mar 31, 2027
Experience: Extensive experience (7+ years) as a Middleware Administrator, with a strong focus on IHS and WAS.
Posting language: English
Posted: Oct 2, 2026

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Original job description

Job Title: Infrastructure System Admin

Location: Toronto, ON (3x onsite a week)

Employment Type: Contract

Pay Rate: CAD$45/HR INC

Key Responsibilities

Lead the design, implementation, and maintenance of complex IHS and WAS environments, including clustered and highly available configurations.

Develop and enforce middleware standards, policies, and procedures.

Provide expert-level troubleshooting and problem resolution for critical middleware issues.

Lead performance tuning and optimization efforts to ensure optimal application performance.

Design and implement security architectures for IHS and WAS environments, including authentication, authorization, and encryption.

Plan and execute middleware upgrades, patching, and migrations.

Automate middleware administration tasks using advanced scripting and automation tools.

Collaborate with development, infrastructure, security, and architecture teams to define and implement middleware solutions.

Mentor and provide technical guidance to junior middleware administrators.

Participate in on-call rotation and provide after-hours support as needed.

Evaluate and recommend new middleware technologies and tools.

Lead capacity planning and performance monitoring initiatives.

Qualifications

Bachelor s degree in computer science or a related field.

Extensive experience (7+ years) as a Middleware Administrator, with a strong focus on IHS and WAS.

Expert-level knowledge of IHS and WAS architectures, configuration, and administration.

Proven experience designing and implementing high-availability and disaster recovery solutions for IHS and WAS.

Deep understanding of security principles and best practices for middleware environments.

Strong scripting and automation skills (e.g., Python, Jython, Ansible).

Experience with monitoring and performance tuning tools (e.g., Dynatrace, AppDynamics, New Relic).

Excellent troubleshooting and problem-solving skills.

Strong communication and interpersonal skills.

Experience with Linux operating systems.

IBM Certified System Administrator - WebSphere Application Server Network Deployment or similar certification is highly desirable.

Disclaimer: AI tools may assist in the recruitment process; however, all hiring decisions are made by the recruitment team based on a comprehensive evaluation of candidates.

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More about this job

Responsibilities

Lead the design, implementation, administration, security, upgrades, and optimization of highly available IHS and WAS environments, including automation, capacity planning, and performance monitoring. Resolve critical middleware issues, collaborate with technical teams, mentor junior administrators, and provide on-call support.

Requirements

Requires a bachelor’s degree in computer science or a related field and at least seven years of middleware administration experience focused on IHS and WAS. Candidates should have expertise in high availability, disaster recovery, security, Linux, scripting and automation, and performance monitoring; an IBM WebSphere certification or equivalent is highly desirable.

Skills

IBM HTTP Server (IHS)
WebSphere Application Server (WAS)
Middleware Administration
High Availability
Disaster Recovery
Security Architecture
Performance Tuning
Troubleshooting
Python
Jython
Ansible
Linux
Dynatrace
AppDynamics
New Relic
Capacity Planning

Visa sponsorship

Not detected in the job text

Keywords

IBM HTTP Server (IHS)
WebSphere Application Server (WAS)
Middleware Administration
High Availability
Disaster Recovery
Authentication
Authorization
Encryption
Security Architecture
Performance Tuning
Capacity Planning
Performance Monitoring
Python
Jython
Ansible
Linux
Dynatrace
AppDynamics
New Relic
Middleware Upgrades
Patching
Migrations
Automation
On-Call Support
IBM Certified System Administrator
WebSphere Application Server Network Deployment
IT Services
IT Consulting

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