Jobs in Canada

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Added 1 month ago
Technical Trainer
Hyundai Motor Company
Markham, ON
Added 1 month ago
GA
Senior Manager, Customer Marketing
Give and Go Prepared Foods
Toronto, ON · Etobicoke, ON
- $120,000 to $170,000 CAD / year
- Full-time
Added 1 month ago
PA
Sales Associate Labrador Region
PAL Airlines
Happy Valley-Goose Bay, NL
- Full-time
Added 1 month ago
RO
Flowe Room Lead (Hope BC)
Rubicon Organics™
Hope, BC
- $50,000 to $55,000 CAD / year
- Full-time
Added 1 month ago
CO
Human Resources Advisor
City of Nanaimo
BC · British Columbia, Canada
- Full-time
Added 1 month ago
BC
Office Director, Labrador City
BBA Consultants
Montreal, QC
- Full-time
Added 1 month ago
AI
IVR Developer – Cisco CVP, Call Studio, Java & Amazon Connect
Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision!
Toronto, ON
- Full-time
Added 1 month ago
AI
Technical Lead – IVR & Contact Center, Amazon Connect
Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision!
Toronto, ON
- Full-time
Added 1 month ago
SS
Security Guard (Full Time/ Part Time)
Skanna Systems Investigations
Hornby, ON
- Full-time
- Part-time
Available to do, Afternoon & Night Shifts (3:00 PM - 11:00 PM & 11:00 PM - 7:00 AM) · Must possess a valid Ontario Security Guard License
Added 1 month ago
IP
Process Engineer
Integrated Power Services
ON · Ontario, Canada
- $90,000 to $110,000 CAD / year
- Full-time
Added 1 month ago
IP
Warehouse Associate
Integrated Power Services
ON · Ontario, Canada
- $20 to $22 CAD / hour
- Full-time
Added 1 month ago
T
Infrastructure System Admin
TechDoQuest
Toronto, ON
- Contract
Added 1 month ago
ZC
VP, Middle Market, Ontario Region
Zurich Canada
Toronto, ON
- Full-time
Added 1 month ago
R
Senior Procurement Specialist, Strategic Supply Management (Hybrid/Telework)
Radio-Canada
Toronto, ON
- Full-time
Added 1 month ago
VR
Dishwasher | Part Time
VIVA Retirement Communities
Toronto, ON
- Part-time
Added 1 month ago
C
Sr. UI/UX Designer
Cognizant
Halifax, NS
- $92,000 to $106,000 CAD / year
- Full-time
Added 1 month ago
T
Identity & Access Management Engineer
TechDoQuest
Toronto, ON
- Contract
Added 1 month ago
C
RDL Jump Host Admin
Celestica
Toronto, ON
- Full-time
Added 1 month ago
T
Architect
TechDoQuest
Toronto, ON
- Contract
Added 1 month ago
HC
Learning Management System Administrator - Digital Learning - PNRK
Humber College
Toronto, ON
- Internship
Added 1 month ago
HC
Educational Technology Administrator - Digital Learning - PNRK
Humber College
Toronto, ON
- Internship
Added 1 month ago
WI
Intermediate Structural Engineer - Resources
WSP in Canada
SK · Saskatchewan, Canada
- Full-time
Added 1 month ago
OH
Care Coordinator
Ontario Health atHome
Bancroft, ON
- Full-time
Added 1 month ago
PH
Bell Attendant (Full Time)
Park Hyatt
Toronto, ON
- Full-time
Must have a flexible schedule, including weekends and holidays
Added 1 month ago
C
Spécialiste migration S4HANA
CGI
Montreal, QC
- Full-time

TechDoQuest

Infrastructure System Admin

Toronto, ON, Canada

Contract

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Job details

Job type: Contract
Experience: Extensive experience (7+ years) as a Middleware Administrator, with a strong focus on IHS and WAS.
Posting language: English
Posted: Sep 29, 2026

Original job description

Description

This job posting is for an existing, active vacancy and we are looking to hire strong Infrastructure System Admin.

The Senior IHS/WAS Middleware Administrator is a technical leader responsible for the strategic planning, design, implementation, and ongoing management of IBM HTTP Server (IHS) and WebSphere Application Server (WAS) environments. This role requires deep expertise in middleware technologies, security architecture, and high-availability solutions. The Senior Administrator will lead efforts to ensure the stability, scalability, security, and optimal performance of the middleware infrastructure supporting critical business applications. They will also provide mentorship and guidance to junior administrators.

Job Title: Infrastructure System Admin

Location: Toronto, Ontario

Mode: Contract

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.

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More about this job

Responsibilities

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

Requirements

Requires a bachelor’s degree in computer science or a related field and 7+ years of middleware administration experience focused on IHS and WAS. Candidates should have expertise in middleware architecture, high availability, disaster recovery, security, Linux, scripting and automation, monitoring, and performance tuning; an IBM WebSphere certification or equivalent is highly desirable.

Skills

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

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Work requirements

Jobs in Canada