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Senior Full Stack Engineer (Rails & React)
REW
Vancouver, BC
- Full-time
Senior Full Stack Engineer (Rails + React)We’re seeking a highly skilled Full Stack Software Engineer with deep expertise in Ruby on Rails and React.
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Senior Principal Engineer
Autodesk
Toronto, ON
- Full-time
GET Engineering is seeking an experienced Senior Principal Engineer – AI and Engineering Excellence to lead the technical strategy and evolution of our cloud platform, developer experience,…
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Director, Building Science and Resiliency
Pinchin Canada
Wainfleet, ON
- $150,000 to $200,000 CAD / year
- Full-time
Practice leadership and integration: Provide overall leadership to the Property Condition Assessment, Building Envelope, Structural Engineering, and Sustainability teams across British…
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Mechanical Design Engineer
Miller Technology Incorporated
North Bay, ON
- Full-time
Experience with mechanical systems such as chassis, structures, powertrain, hydraulics, or electrical integration in mobile equipment.
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Ingénieur(e) de projet – Développement de produits de véhicules connectés et de systèmes embarqués / Project Engineer – Connected Vehicle Product Development (Embedded Systems)
Expleo
Valcourt, QC
- Contract
About the Role:As a Project Engineer – Connected Vehicle Product Development (Embedded Systems), you will support the development, integration, and validation of embedded electronic systems…
Added 15 mins ago
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Frontend Software Engineer – React/TypeScript
Applicantz
Toronto, ON
- $50 to $55 CAD / hour
- Contract
…(PDMS) division. We are looking for an experienced Software Engineer to join one of our teams to help us fulfill the mission of the organization, supporting cross-platform device…
Added 15 mins ago
CG
Software Safety Engineer – AI, LLM & SW-FMEA Automation
CS GROUP
Montreal, QC
- Full-time
We are seeking a Software Safety Engineer with expertise in Artificial Intelligence (AI), Large Language Models (LLMs), and software safety engineering to support an initiative focused on…
Added 15 mins ago
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Advanced Substrate Design & Process Integration
AMD
Markham, ON
- $180,000 to $270,000 USD / year
- Full-time
…solutions. This role focuses on substrate design enablement, process integration, design-for-manufacturability (DFM), design-for-yield (DFY), reliability, and electrical performance…
Added 15 mins ago
SC
Rail Maintenance Facility Director – Engineering Services
SYSTRA Canada
Toronto, ON
- Full-time
Lead multidisciplinary technical reviews and integration of facility civil, structural, mechanical and electrical infrastructure with specialized rail systems, including signalling,…
Added 15 mins ago
WI
Electrical Designer / Estimator
WSP in Canada
Vancouver, BC
- Full-time
…low- and medium-voltage distribution, EV charging, solar PV integration, communications and sustainability-driven design. Working alongside multidisciplinary teams, you’ll translate…
Added 15 mins ago
CG
Embedded Software Test Engineer / HSIT – ISO 26262
CS GROUP
Ottawa, ON
- Full-time
We are looking for a detail-oriented Embedded Software Test / Verification & Validation Engineer to support testing activities within an HSIT team in an automotive environment.
Added 31 mins ago
CT
System Designer Co-Op
Comtech Telecommunications Corp.
Gatineau, QC
- Full-time
- Temporary
- Internship
Design, prototyping, selection and integration of various components used to implement complex telecommunications systems, business applications, or networking products.
Added 46 mins ago
Senior AI Engineer, IT Solutions 1 1 1
Celestica International LP
Toronto, ON
We are seeking a highly motivated and technically proficient AI Engineer to join our growing Data & Analytics team. In this role, you will be a key liaison between business stakeholders and…
Added 46 mins ago
QW
QA Automation Engineer – Selenium & Playwright
Quantum World Technologies Inc.
Toronto, ON
- Contract
Perform functional, regression, integration, end-to-end (E2E), and cross-browser testing.
Added 46 mins ago
NV
Microsoft Azure Administrator (ID#5603)
New Value Solutions
Vancouver, BC · Greater Vancouver Metropolitan Area
- Contract
…Administrator/Developer to support the deployment, development, integration, and administration of Microsoft Azure solutions for a public-sector client in Burnaby,…
Added 46 mins ago
VS
Applied AI Engineer (Generative AI & Agentic Apps) - Onsite Only
Vivid Soft Global
Montreal, QC
- Contract
Applied AI Engineer (Generative AI & Agentic Apps) | Montreal, QC (100% Onsite)
Added 46 mins ago
WI
Electrical Designer / Estimator
WSP in Canada
Toronto, ON
- Full-time
…low- and medium-voltage distribution, EV charging, solar PV integration, communications and sustainability-driven design. Working alongside multidisciplinary teams, you’ll translate…
Added 46 mins ago
WI
Electrical Designer / Estimator
WSP in Canada
Vancouver, BC
- Full-time
…low- and medium-voltage distribution, EV charging, solar PV integration, communications and sustainability-driven design. Working alongside multidisciplinary teams, you’ll translate…
Added 46 mins ago
TR
Senior Mining Engineer
Teck Resources Limited
Vancouver, BC · Greater Vancouver, BC
- $107,000 to $132,000 CAD / year
- Full-time
Reporting to the Principal Mining Engineer, the Senior Mining Engineer will support the Akitigiruq and Anarraaq Extension Project (AAEP), a mine life extension project for the Red Dog Mine…
Added 46 mins ago
M
Senior Software Engineer-C#
Morningstar
Toronto, ON
- Full-time
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Added 46 mins ago
WI
Electrical Designer / Estimator
WSP in Canada
Calgary, AB
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…low- and medium-voltage distribution, EV charging, solar PV integration, communications and sustainability-driven design. Working alongside multidisciplinary teams, you’ll translate…
Added 1 hour ago
Agentic QA Engineer
TribalScale
Toronto, ON
TribalScale is looking for an Agentic QA Engineer who combines strong software testing and quality engineering expertise with hands-on experience in AI-powered applications and agentic…
Added 1 hour ago
UO
Assistant Professor (tenure-track)
University of British Columbia
Vancouver, BC · UBCV | Frank Forward Building (FORW)
- Full-time
…technology-enabled approaches to underground mining, including the integration of digital systems, automation, and data-driven decision-making. The anticipated start date is July 1, 2027 or…
Added 1 hour ago
UO
Assistant Professor (tenure-track)
University of British Columbia
Vancouver, BC · UBCV | Frank Forward Building (FORW)
- Full-time
…technology-enabled approaches to underground mining, including the integration of digital systems, automation, and data-driven decision-making. The anticipated start date is July 1, 2027 or…
Added 1 hour ago
K
Data Engineer
Kindsight
Remote, Canada
- $120,000 to $135,000 CAD / year
- Full-time
- Remote
We are seeking a hands-on Data Engineer to build and maintain the data platform behind Kindsight's customer-facing analytics products. You will work across the full pipeline: ingesting data…

Celestica International LP

OT Systems/Applications Design

Newmarket, ON, Canada

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Job details

Experience: 5 to 7 years of related experience;
Posting language: English
Posted: Oct 21, 2026

Original job description

Req ID: 141715 Remote Position: No Region: Americas Country: Canada State/Province: Ontario City: Newmarket

Summary

Systems & Applications Design is an interdisciplinary field of engineering that works with cross functional teams of other engineers, customers, supply chain and project leadership to ensure robust and high quality product development.

The Lead Engineer, Systems/Applications is the Site Operational Technology (OT) lead that designs, integrates, and manages complex systems over their life cycles. They are engineering leads engaged in issues such as requirements engineering, reliability, logistics, coordination of different teams, testing and evaluation, maintainability and many other disciplines necessary for successful system design, development, implementation, and ultimate decommission. Enhance designs with feedback from reviews in areas such as manufacturing, test, supply chain, reliability, industrial design and simulations.

Detailed Description

Performs tasks such as, but not limited to, the following:

Act as the critical bridge between corporate IT compliance and factory-floor Operations Technology (OT), directly securing, modernizing, and maintaining high-value industrial assets while ensuring business continuity.
Responsible for developing and maintaining applications that integrate production equipment with the shop floor control system.
Site OT Security lead ensuring zero-day vulnerabilities are addressed with no impact to production.
Building new software solutions from scratch and maintaining legacy applications to keep manufacturing operations agile and responsive to shifting business needs.
Maintaing High-Integrity Storage & Disaster Recovery systems for production equipment with familarity with Zettabyte File System (ZFS).
Design, develop and implement technical solutions in two or more technical areas. Lead smaller projects and may coordinate with other engineers including reviews of their work.
Review and interpret customer documentation, conduct appropriate research, analysis and experiments with minimal direction from senior staff.
Create technical proposals (solution and timelines) based on requirements.
Research systems ideas and draw up plans for these systems
Design, modify and implement systems that meet customer and Celestica needs. E.g. Architecture of solution: Divide up tasks for various engineering teams to execute taking into consideration requirements engineering, reliability, logistics, coordination of different teams, testing and evaluation, maintainability and many other disciplines necessary for successful system design and field support.
Test, simulate and measure (including troubleshooting) the performance of systems
Keep up to date with relevant industry knowledge and regulations
Solve complex problems
Liaison with suppliers, customers, contractors, and other internal teams.
Analyze and interpret data and information
Recommend system modifications
Create reports and documentation

Knowledge/Skills/Competencies

The ideal candidate is an autonomous, high-initiative engineer who pairs deep infrastructure knowledge with robust programming skills in Java, PHP, HTML, and SQL.

IT hardware skills and knowledge of Linux Operating systems is a definite asset.

Physical Demands

Duties of this position are performed in a normal office environment.
Duties may require extended periods of sitting and sustained visual concentration on a computer monitor or on numbers and other detailed data.
Repetitive manual movements (e.g., data entry, using a computer mouse, using a calculator, etc.) are frequently required.
Occasional travel may be required.

Typical Experience

5 to 7 years of related experience; Experience in similar job roles

Typical Education

Bachelor degree or consideration of an equivalent combination of education and experience.

Educational Requirements may vary by Geography

Notes

This job description is not intended to be an exhaustive list of all duties and responsibilities of the position. Employees are held accountable for all duties of the job. Job duties and the % of time identified for any function are subject to change at any time.

Celestica is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, pregnancy, genetic information, disability, status as a protected veteran, or any other protected category under applicable federal, state, and local laws. At Celestica we are committed to fostering an inclusive, accessible environment, where all employees and customers feel valued, respected and supported. Accommodations are available upon request for candidates throughout the hiring process. If you require an accommodation, we will work with you to meet your needs.

This position involves technologies regulated by the Canadian government's Controlled Goods Program (CGP). Candidates must be Canadian citizens or permanent residents of Canada and meet all other requirements under CGP. Job offers will be conditional upon candidates undergoing a successful security screening per the Controlled Goods Regulations.

COMPANY OVERVIEW:

Celestica, Inc. (NYSE: CLS; TSX: CLS) is a technology leader dedicated to driving customer success and market advancements. With deep expertise in design, engineering, manufacturing, supply chain, and platform solutions, Celestica enables critical data center infrastructure for AI, cloud, and hybrid cloud and advances technologies in high-growth markets. With a talented team and a strategic global network, Celestica helps its customers achieve competitive advantages.

Today, Celestica delivers innovative supply chain solutions globally to customers in strategic two operating and reporting segments: Advanced Technology Solutions (ATS) and Connectivity and Cloud Solutions (CC):

ATS: This segment serves customers in complex, regulated and high-reliability markets such as Industrial & Smart Energy, Aerospace & Defense, Semiconductor Capital Equipment, and HealthTech. It is engineering led, with deep expertise in design, manufacturing and lifecycle solutions.

CCS: This segment focuses on high-performance technology solutions and services for the data center, serving hyperscalers, digital native customers and enterprises. Celestica's Platform Solutions offering provides innovative and customizable computing, storage and networking solutions enabling AI-driven growth.

Built on a legacy of trust and performance, Celestica has earned its reputation by delivering results in complex and fast-changing markets. Celestica exceeds customer expectations by identifying trends and staying ahead of the curve. Backed by comprehensive capabilities and a global network across North America, Europe and Asia, Celestica helps customers gain competitive advantage with the quality, flexibility and resiliency they need to respond quickly to shifts in demand. Guided by a bold vision to accelerate market advancements, Celestica delivers innovative solutions and technologies that turn complexity into opportunity. Anchored in teamwork and commitment, Celestica strives to be the most trusted partner to its customers and colleagues worldwide.

We use artificial intelligence tools to assist in screening and assessing applications for this role. All hiring decisions involve human review.

This posting is for an existing vacancy.

Celestica would like to thank all applicants, however, only qualified applicants will be contacted. Celestica does not accept unsolicited resumes from recruitment agencies or fee based recruitment services.

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More about this job

Responsibilities

Lead site operational technology design, integration, security, and lifecycle management, bridging corporate IT compliance with factory-floor operations while protecting production continuity. Develop and maintain applications and infrastructure for manufacturing systems, lead technical projects, test and troubleshoot solutions, and coordinate with internal teams, suppliers, customers, and contractors.

Requirements

The role calls for 5–7 years of related experience and a bachelor’s degree or an equivalent combination of education and experience. Candidates should bring strong infrastructure and programming skills, including Java, PHP, HTML, and SQL; Linux and IT hardware knowledge are assets, and candidates must meet Canadian Controlled Goods Program eligibility requirements.

Skills

Operational Technology Security
Systems Design
Systems Integration
Application Development
Java
PHP
HTML
SQL
Linux
ZFS
Disaster Recovery
Requirements Engineering
Reliability Engineering
Testing and Troubleshooting
Project Coordination
Technical Documentation

Visa sponsorship

Not detected in the job text

Keywords

Operational Technology
OT Security
Corporate IT Compliance
Factory-Floor Operations
Manufacturing Systems
Systems Design
Systems Integration
Application Development
Java
PHP
HTML
SQL
Linux
IT Hardware
Zettabyte File System
ZFS
High-Integrity Storage
Disaster Recovery
Production Equipment
Shop Floor Control Systems
Requirements Engineering
Reliability
Testing and Evaluation
Troubleshooting
Technical Proposals
System Architecture
Lifecycle Management
Business Continuity
Controlled Goods Program

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