Mechanical Design Engineer - Power Transformers

Northern Transformer Corporation; Vaughan; On-site; CAD 80,000 - 115,000; Full time

Job summary

Northern Transformer Corporation is seeking a Mechanical Design Engineer to design liquid-filled power transformers and ensure compliance with customer specs, industry standards, and manufacturing requirements. You will work with Engineering, Production, Quality, and Supply Chain teams to deliver safe, reliable transformer solutions.

The role requires a Bachelors in mechanical engineering, 3–5 years of transformer design experience, and a P.Eng or eligibility.

Qualifications

• Bachelor’s degree in mechanical engineering or related disciplines.
• P.Eng designation or eligibility in Canada, the U.S, or Mexico.
• Minimum of three to five years of mechanical design experience within the power transformer industry.
• Welding knowledge and quality assessment experience considered an asset.

Responsibilities

• Design power transformers from 1-200 MVA up to 230 kV.
• Review customer specifications and applicable industry standards.
• Prepare 3D models, engineering drawings, BOMs, and manufacturing documentation.
• Perform engineering calculations including structural, electrical clearances, center of gravity, seismic, vacuum, and shipping requirements.
• Uploading engineering data into the ERP system.
• Support production teams during manufacturing and assembly.
• Assist with troubleshooting, root cause analysis, and continuous improvement initiatives.
• Collaborate with suppliers to resolve technical issues and evaluate new technologies.
• Develop and improve engineering standards, design practices, and workflows.
• Mentor junior designers and provide technical guidance.
• Participate in design reviews and cross-functional engineering projects.
• Promote quality, safety, and operational excellence throughout the engineering process.

Skills

Analytical skills

Problem-solving

Team player

Leadership/mentoring

Education

Bachelor’s degree in mechanical engineering

P.Eng designation or eligibility

Tools

3D CAD software

Engineering analysis tools

ERP systems

Job description

Mechanical Design Engineer – Power Transformers

Company: Northern Transformer Corporation

Location: Vaughn and/or Innisfil, ON

Job Type: Full-Time, Permanent

Department: Engineering

Salary: $80,000 - $115,000 (based on experience)

About Northern Transformer

Northern Transformer Corporation is a Canadian-owned, fast-growing manufacturer of power transformers and mobile substations. Our team delivers high-quality products through superior engineering, quality workmanship, and a commitment to safety, innovation, and customer satisfaction.

We are seeking an experienced Mechanical Design Engineer to support the design and development of custom power transformers for utility and industrial customers across North America.

Position Summary

The Mechanical Design Engineer is responsible for the mechanical design of liquid-filled power transformers, ensuring designs meet customer specifications, industry standards, and manufacturing requirements. This role collaborates closely with Engineering, Production, Quality, and Supply Chain teams to deliver safe, reliable, and cost-effective transformer solutions.

Key Responsibilities

Engineering & Design

• Design power transformers from 1-200 MVA up to 230 kV
• Review customer specifications and applicable industry standards
• Prepare 3D models, engineering drawings, Bills of Material (BOMs), and manufacturing documentation
• Perform engineering calculations including structural analysis, electrical clearances, center of gravity, seismic, vacuum, and shipping requirements
• Uploading engineering data into the ERP system

Manufacturing & Technical Support

• Support production teams during manufacturing and assembly
• Assist with troubleshooting, root cause analysis, and continuous improvement initiatives
• Collaborate with suppliers to resolve technical issues and evaluate new technologies
• Develop and improve engineering standards, design practices, and workflows

Leadership & Collaboration

• Mentor junior designers and provide technical guidance
• Participate in design reviews and cross-functional engineering projects
• Promote quality, safety, and operational excellence throughout the engineering process

Qualifications & Skills

Education & Experience

• Bachelor’s degree in mechanical engineering or related disciplines
• Professional engineering (P.Eng) designation or eligibility in Canada, the U.S, or Mexico
• Minimum of three to five (3-5) years of mechanical design experience within the power transformer industry
• Welding knowledge and quality assessment experience considered an asset

Technical Skills

• Strong knowledge of CSA, IEEE, and ANSI transformer standards
• Proficiency with 3D CAD software and engineering analysis tools
• Experience with ERP systems and engineering documentation
• Strong understanding of transformer construction, shipping, and field installation requirements

Personal Attributes

• Strong analytical and problem-solving skills
• Excellent organizational skills and attention to detail
• Effective communicator and team player
• Self-motivated with leadership and mentoring abilities
• Customer-focused and committed to continuous improvement

Working Conditions

• Office environment with regular exposure to the manufacturing floor
• Frequent collaboration with engineering, production, quality, and supply chain teams
• Occasional interaction with customers and suppliers
• May require occasional travel to support manufacturing or customer projects