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Lead Substation Engineer 2 - Grid
Sargent & Lundy
Calgary, AB
- Full-time
Guide junior and senior-level engineers and designers in protection and controls engineering design efforts, including providing guidance with the coordination of detailed design phases for…
Added 14 mins ago
MC
Senior Software Developer
Meridian Credit Union
St. Catharines, ON · Toronto, ON · Etobicoke, ON
- Full-time
The Online Banking Development team is tasked with developing, integrating and maintaining the software components and applications of Meridian’s Digital banking technology and…
Added 14 mins ago
Senior Director, Product Management
Electronic Arts
Vancouver, BC
As a Senior Director of Product Management in the Game Developer Experiences (GDX) team, you will lead a team of product managers and partner with engineering leaders across a product…
Added 14 mins ago
OT
Principal Product Manager
Open Text Corporation
Waterloo, ON
- Other
Serve as the senior escalation owner for complex issues and critical incidents, leading root-cause analysis, remediation efforts, stakeholder communications, and long-term reliability…
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Senior Project Manager – Operational Systems & Digital Solutions
CIMA+
Mississauga, ON · Toronto, Ontario
- $125,440 to $172,440 CAD / year
- Full-time
…telecommunications, IT/OT convergence, intelligent automation, software and systems engineering, and systems integration, the team develops resilient, scalable, and optimized solutions that…
Added 15 mins ago
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Applications Engineering Lead - Senior Vice President
Citi
Mississauga, ON
- Full-time
The Applications Development Engineering Lead is a senior level position responsible for establishing and implementing new or revised application systems and programs while driving…
Added 15 mins ago
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VP Senior Core Java Lead
Citi
Mississauga, ON
- Full-time
The Senior Core Java Lead is responsible for accomplishing results through the management of a team or department in an effort to establish and implement new or revised application systems…
Added 30 mins ago
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Landscape Architect/Designer
Fotenn
Toronto, ON
- Full-time
Successful candidates will work directly with senior staff on all aspects of current projects, publications, graphics/infographics, and research. We offer competitive benefits and salary;…
Added 30 mins ago
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Senior Solution Architect – AWS / .NET / Angular / React
Aequilibrium Software Inc.
Remote, Canada
- Contract
- Remote
Aequilibrium is looking for an experienced Senior Solution Architect to support a major digital transformation initiative for a provincial government client in Alberta.
Added 45 mins ago
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Senior Machine Learning Engineer - (Biometrics)
Jumio Corporation
Montreal, QC
- Full-time
We’re looking for a Staff/Senior Machine Learning Engineer with deep expertise in computer vision and biometrics to lead the design and scaling of face recognition systems in production.…
Added 45 mins ago
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Senior Strategic Partnerships Manager
Booxi
Montreal, QC
- Full-time
Pour y arriver, on cherche un·e Senior Strategic Partnerships Manager qui fera de nos partenaires un moteur de croissance. On pense aux éditeurs POS, clienteling et commerce avec qui on…
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Technical Program Manager
PointClickCare
Mississauga, ON
- Full-time
Bridge strategy to execution: Facilitate alignment between senior product, design, and engineering leaders - making trade-offs visible, decisions explicit, and accountability shared.
Added 59 mins ago
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Quality Engineer (QE) / SDET – AI Chatbot Validation
Apptoza Inc.
Toronto, ON
- Contract
We are looking for a seasoned AI first Senior Quality Engineer who is empowered to help the DevOps enablement team deliver highest level quality and is responsible for ensuring the team…
Added 59 mins ago
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Director, Strategic Partnerships
Maropost
Toronto, ON
- Full-time
Experience developing relationships with technology partners, ecommerce platforms, agencies, system integrators, or complementary software providers.
Added 59 mins ago
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Senior Project Manager – Operational Systems & Digital Solutions
CIMA+
Toronto, ON
- $125,440 to $172,440 CAD / year
- Full-time
…telecommunications, IT/OT convergence, intelligent automation, software and systems engineering, and systems integration, the team develops resilient, scalable, and optimized solutions that…
Added 59 mins ago
OT
Junior Instrumentation Technician
Ontario Transit Group - Ontario Line - Southern Civil, Stations & Tunnel
Toronto, ON
- Full-time
…infrastructure and construction projects. Working under the guidance of senior Instrumentation & Monitoring (I&M) personnel, the incumbent assists with field installations, data collection…
Added 59 mins ago
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Senior Project Manager – Operational Systems & Digital Solutions
CIMA+
Mississauga, ON
- $125,440 to $172,440 CAD / year
- Full-time
…telecommunications, IT/OT convergence, intelligent automation, software and systems engineering, and systems integration, the team develops resilient, scalable, and optimized solutions that…
Added 59 mins ago
ZS
AI -Senior Mobile Engineering Specialist
Zodiac Solutions, Inc
Montreal, QC
- Full-time
looking to hire a Senior Mobile Engineering Specialist who will join the global team of mobile engineers and developers responsible for enabling the mobile technologies that power the…
Added 59 mins ago
DP
Team Lead, Test and Reliability
Dream Photonics Inc.
Vancouver, BC
- Full-time
…and inform product decisions. You will work closely with our Senior Project Manager and colleagues in design, packaging, manufacturing, and software to align testing with shared development…
Added 59 mins ago
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Senior Embedded Software Developer
Schneider Electric
Victoria, BC
- $91,200 to $136,800 CAD / year
- Full-time
…meet changing customer needs and market requirements. As a Senior Embedded Designer I, you'll develop new firmware features, enhance existing capabilities, and have opportunities to…
Added 59 mins ago
Accounting Manager
Maximizer Services Inc.
Vancouver, BC
Over the past 30 years, The Concord Group of companies has also diversified into business sectors such as: software and information technology, telecommunications, and green energy projects…
Added 59 mins ago
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Product Manager - Business Platforms
CDW
Toronto, ON
- Full-time
Excellent communication, presentation, negotiation, and influencing skills across cross-functional teams and senior stakeholders.
Added 1 hour ago
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Group Product Manager
Top Hat
Remote, Canada
- Full-time
- Remote
Build strong partnerships with Engineering, Design, Data, GTM, Customer Success, and Marketing, and hold your position when senior stakeholders push back
Added 1 hour ago
Pet Nutrition (Intern)
Open Farm
Toronto, ON
Proficient in software such as Microsoft Excel
Added 1 hour ago
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Executive Assistant to CFO
Hays
Guelph, ON
- Contract
Five to 10 years’ supporting a senior Finance leader (CFO); in public sector an asset

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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