Linux jobs in Markham

Job Title: Production Support Location: Toronto, ON (4x onsite a week) Employment Type: Contract Pay Rate: CAD$40 - $45/HR INC Interview Type: Face 2 Face (Onsite Interview Only) Job Description Must have Application Support with 6+ years of experience in managing enterprise-grade applications acros

WHAT YOU DO AT AMD CHANGES EVERYTHING At AMD, our mission is to build great products that accelerate next-generation computing experiences—from AI and data centers, to PCs, gaming and embedded systems. Grounded in a culture of innovation and collaboration, we believe real progress comes from bold id

Citigroup

$94,300 - $141,500 /year

Senior Application Full Stack Developer – Inventory Management As part of the Inventory Management Applications Suite, Senior Application Developer is responsible for leading very high volume / low latency enterprise multi-tiered Java applications to provide cutting edge solutions for the Stock Reco

Extreme Networks

$120,000 - $130,000 /year

Over 50,000 customers globally trust our end-to-end, cloud-driven networking solutions. They rely on our top-rated services and support to accelerate their digital transformation efforts and deliver unprecedented progress. With double-digit growth year over year, no provider is better positioned to

Citigroup

The Applications Development Technology Lead Analyst is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and prog

Job Title: Production Support / Application Support Location: Toronto, Ontario Duration: 6 Months Introduction We are seeking a dedicated Support Analyst to join our team. This role is crucial for maintaining the stability and performance of our production environment. The ideal candidate will have

Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision!

PSA Engineer - DTS – Dispatcher Training Simulator GSW - PSA Engineer - DTS (Dispatcher Training Simulator) Industry : Power & Utility Pre-Screening Questionnaire (REQUIRED INCLUDE ON COVERSHEET): 1. Do you have hands-on experience with Dispatcher training simulator system (DTS) for EMS? 2. Do y

Advanced Micro Devices

Job Description: WHAT YOU DO AT AMD CHANGES EVERYTHING At AMD, our mission is to build great products that accelerate next-generation computing experiences—from AI and data centers, to PCs, gaming and embedded systems. Grounded in a culture of innovation and collaboration, we believe real progress c

Advanced Micro Devices

Job Description: WHAT YOU DO AT AMD CHANGES EVERYTHING At AMD, our mission is to build great products that accelerate next-generation computing experiences—from AI and data centers, to PCs, gaming and embedded systems. Grounded in a culture of innovation and collaboration, we believe real progress c

Sunnybrook Health Sciences Centre

$29,609 - $39,084 /year

The , , and labs at the Sunnybrook Research Institute, University of Toronto, are seeking a motivated Research Assistant to work on a range of projects at the intersection of neuromodulation, neuroimaging, and focused ultrasound (FUS). Our interdisciplinary teams lead several clinical and preclinica

Role: Production Support - Java, PL-SQL, Scripting and Unix/Linux Location: Toronto - Hybrid Rate: $45 an hour Primary Skill : Java, PL-SQL, Scripting and Unix/Linux Must have, • Application Support with 6+ years of experience in managing enterprise-grade applications across banking/financial domain

NTT DATA Canada, Inc.

Req ID: 364917 NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now. We are currently seeking a DevOps Engineer w/ GCP to join our team in Toronto, Ontario

Role Name: Production Maintenance - Java, PL-SQL, Scripting, Unix/Linux and Devops Location: Toronto, ON - Hybrid position: 4 days a week on site Job Description: Application Maintenance with 6 years of experience in managing enterprise grade applications across banking financial domains Expertise i

Astra North Infoteck Inc.

Production Support / Application Support Knowledge of ITIL concepts (Incident, Problem, Change Management) Familiarity with Windows / Linux environments Basic log analysis and troubleshooting skills Experience or exposure to ServiceNow or similar ticketing tools Good communication skills (verbal &am

Maarut

Description: Provide daily ongoing first point of contact support to clients through the Footprint ticketing system or other mechanism Prioritize regularly scheduled support activities along with urgent, often unscheduled support requests with a high level of responsiveness and time sensitivity Liai

BeachHead

Business Analyst- Counter Party Credit Risk/Collateral Date Posted Apr 8, 2026 Location Toronto, ON Job Type Contract Job ID 19521 Are you experienced in counterparty credit risk and seeking a dynamic role in collateral management? Apply Now! Working with one of our top financial clients, this role

Maarut

Responsibilities: Creates and implements physical database designs and operates and administers the database management system (DBMS) including database optimization, capacity planning, installation and migration, database design, performance tuning, backup and recovery. Database optimization, capac

Software Engineer (C++ and Windows) We're seeking a Software Engineer for a 12 month contract position with a company based in Mississauga, very close to the airport. This is an in-office position, 5 days per week. The office is in Mississauga, very close to the airport. Key Responsibilities: Develo

CircleCI

Support Engineer As a Support Engineer, you will provide first-class post-sales technical leadership to our client base. Working directly with customers, Support Engineers are the authority on the CircleCI platform, continuous integration, and deployment practices. Finally, as part of the Customer E

Description This role supports a strategic modernization initiative focused on migrating critical analytical and model code from SAS to Python. The Data Scientist will analyze existing SAS programs to understand business logic, statistical methodologies, and data transformations, then guide AI-assis