Ontario Mechanical engineering co op Jobs – 82 Openings This Week

Mechanical Engineering Intern (Fall 2026)
Salas O'Brien Canada Inc. —Toronto, ON
- Engineering
- Master's degree
- Bachelor's
Mechanical Engineer (HVAC, Plumbing, Building Services)
6ixDesign Architecture & Engineering —North York, ON
- $56,255.72–$70,000.00 a year
- Full-time
- AutoCAD
- Schematics
- CAD
- Paid time off
Quick apply
Design Engineer - VTCA
Vuteq Canada Inc. —Woodstock, ON
- $60,000–$96,000 a year
- Full-time
- Engineering
- Bachelor's
- Organizational skills
Quick apply
Junior Embedded Systems & IoT Hardware Engineer
Connexall —Aurora, ON
- $70,000–$100,000 a year
- Full-time
- Schematics
- Software troubleshooting
- Engineering
Quick apply
1d
Engineering Manager, Control Systems
UMI Group Inc. —Guelph, ON
- $80,000–$125,000 a year
- Full-time
- Schematics
- Business development
- Programmable logic controllers
- Disability insurance
- Dental care
Quick apply
14d
Student Work Placement - Manufacturing Automation Engineering
Whitebird —Hamilton, ON
- $20.83 an hour
- Full-time
- ERP systems
- Databases
- Analysis skills
- Tuition reimbursement
- Vision care
Quick apply
9d
309A Electrician
Innovative Group of Companies —Newmarket, ON
- $32.90–$43.00 an hour
- Full-time
- Heavy lifting
- Engineering
- Research
- Dental care
- Tuition reimbursement
Quick apply
Mechanical Engineering/Mechanical Engineering Technology Student - Fall
AtkinsRéalis —Mississauga, ON
- Full-time
- Hybrid work
- Microsoft Powerpoint
- Microsoft Word
- AutoCAD
Mechanical Engineer Intern - Fall
CRB —Toronto, ON
- Hybrid work
- Microsoft Outlook
- Engineering
- Data analysis skills
Quick apply
Engineering Co-op Student
Melitron Corporation —Guelph, ON
- Monday to Friday
- Engineering
- Bachelor's
- Manufacturing
Mechanical Engineering Student
MCW Group of Companies —Toronto, ON
- Full-time
- Microsoft Excel
- Microsoft Outlook
- System design
- Dental care
Intermediate Mechanical Designer
ATS Automation Tooling Systems Inc. —Cambridge, ON
- $36.53–$50.24 an hour
- AutoCAD
- Management
- Engineering
- Employee stock purchase plan
- Dental care
Electro-Mechanical Engineering Intern (Fall 2026, 16 months)
Hitachi —Toronto, ON
- $23–$30 an hour
- Full-time
- Hybrid work
- Schematics
- Engineering
- Data analysis skills
Manufacturing Engineering Co-op
MACLEAN ENGINEERING & MARKETING CO. LIMITED —Collingwood, ON
- Overtime
- AutoCAD
- Engineering
- Microsoft Office
Electro-Mechanical Engineering Intern (Fall 2026, 16 months)
Hitachi Rail —Toronto, ON
- $23–$30 an hour
- Full-time
- Hybrid work
- Schematics
- Engineering
- Data analysis skills
Engineering Intern
Cargill —Guelph, ON
- Full-time
- Management
- Bachelor's
- Continuous improvement
Intern, Mechanical Engineering - Winter 2027
WSP —Thornhill, ON
- $21.50–$30.25 an hour
- AutoCAD
- System design
- HVAC
7d
Process Engineering 2
Denso —Guelph, ON
- $78,000–$101,000 a year
- Overtime
- Microsoft Powerpoint
- Microsoft Word
- Engineering
- Wellness program
- Dental care
Mechanical Design Co-op (8 Months, September 2026)
Ciena —Ottawa, ON
- $25.50–$35.00 an hour
- Full-time
- Engineering
- Analysis skills
- Bachelor's
- Employee assistance program
- Paid sick leave
Mechanic/Mechanical Assembler
MACLEAN ENGINEERING & MARKETING CO. LIMITED —Collingwood, ON
- $24–$31 an hour
- Overtime
- Schematics
- Microsoft Office
- High school diploma or GED
- Profit sharing

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mechanical engineering co op jobs near ontario

Mechanical Engineering Intern (Fall 2026)

Salas O'Brien Canada Inc.
Toronto, ON

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Job details

Permanent

Qualifications

CAD software
Engineering
Mechanical Engineering
Master's degree
Revit
Bachelor's
Electrical Engineering
Robotics
Communication skills

Full job description

Mechanical/Electrical Internship

At Salas O’Brien we tell our clients that we’re engineered for impact. This passion for making a difference applies just as much to our team as it does to our projects. That’s why we’re committed to living our values every day: inspiring, achieving, and connecting as shared owners of our success with a focus on a sustainable future.

Building for the long-term means that all of our team members can expect to work on amazing projects with a people-first approach to problem solving. It also means that each member of our team has truly limitless potential to build a unique, meaningful, and high-impact career—and they’ll receive great total rewards along the way.

About Us:

Founded in 1975, Salas O’Brien is an employee-owned engineering and professional services firm focused on achieving impact for our clients, our team, and the world. We know that tomorrow’s requirements are today’s opportunities, and we are here to design lasting solutions for pressing challenges.

We work across a variety of industries providing integrated engineering and consulting services. Our specialized experience includes design for data centers, healthcare, science and technology, high-rise buildings, clean energy, education, and other building types as well as structural and building sciences, infrastructure asset management, advanced robotics, and more.

Our technical expertise is paired with an exceptional team of business development, human resources, finance and accounting, information technology, and marketing professionals, all of whom play a key role in bringing our commitments to life every day.

Responsibilities

Joining our team as a Mechanical Engineering Intern offers a unique opportunity to gain practical experience, expand your skills, and make meaningful contributions to impactful projects within Salas O’Brien. We are committed to providing a supportive and enriching environment where interns can thrive and develop their talents. If you are ready to embark on a rewarding journey and learn from industry experts, we encourage you to apply and become part of our dynamic team.

Qualifications:

Currently enrolled in a Bachelor's or Master's degree program in Mechanical Engineering or at a Community College studying a related field.
Genuine passion for the AEC industry and eagerness to learn and contribute to meaningful projects.
Strong communication skills and the ability to work effectively in a collaborative team environment.
Experience in CAD software (e.g., AutoCAD, Revit) and familiarity with engineering analysis tools is advantageous.
Ability to adapt to changing priorities and work tasks, with a willingness to perform duties onsite or at project locations as required.
Prior internship or co-op experience in the AEC industry is a plus but not required.

Equal Opportunity Employment Statement

Salas O’Brien provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, colour, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state/provincial, or local laws. Salas O’Brien will accommodate the disability-related needs of applicants as required by law.

Experience

Required

Currently enrolled in a Bachelor's or Master's degree program in Mechanical or Electrical Engineering or at a Community College studying a related field.

Education

Preferred

Masters or better in Electrical Engineering or related field
Bachelors or better in Electrical Engineering or related field
Masters or better in Mechanical Engineering or related field
Bachelors or better in Mechanical Engineering or related field

Apply Now

Refine Your Search

mechanical engineering co op jobs in ontario

Mechanical Engineering Intern (Fall 2026)

Mechanical Engineer (HVAC, Plumbing, Building Services)

Design Engineer - VTCA

Junior Embedded Systems & IoT Hardware Engineer

Engineering Manager, Control Systems

Student Work Placement - Manufacturing Automation Engineering

309A Electrician

Mechanical Engineering/Mechanical Engineering Technology Student - Fall

Mechanical Engineer Intern - Fall

Engineering Co-op Student

Mechanical Engineering Student

Intermediate Mechanical Designer

Electro-Mechanical Engineering Intern (Fall 2026, 16 months)

Manufacturing Engineering Co-op

Electro-Mechanical Engineering Intern (Fall 2026, 16 months)

Engineering Intern

Intern, Mechanical Engineering - Winter 2027

Process Engineering 2

Mechanical Design Co-op (8 Months, September 2026)

Mechanic/Mechanical Assembler

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