Mechanical Designer

Join All Equip/Platinum Trailers today!

Mechanical Designer (Must have a valid Canadian work permit).

In-person job. NO remote work. Must have reliable transportation to and from work.

Location: 2302 Rd 125 St Marys, ON, N4X 1C9.

Platinum Trailers is a leading manufacturer of high-quality trailers serving the agricultural, transport, and industrial sectors. We are looking for a Mechanical Designer with strong CAD skills and a hands‑on approach to join our engineering and production team. If you enjoy designing practical, real‑world mechanical solutions and working closely with fabrication teams, this role is a great fit.

• Develop accurate CAD models and technical drawings using Onshape.
• Create detailed fabrication drawings from sketches, physical samples, or verbal instructions.
• Design components for new trailer production, including truck chassis, mechanical assemblies, and sheet metal components.
• Support repair, modification, and retrofit projects by documenting replacement parts, redesigning worn components, and updating existing drawings.
• Collaborate closely with production staff and visit the shop floor to gather measurements, verify fitment, and support manufacturing.
• Apply proper dimensioning, tolerancing, and drafting standards to all design work.
• Support design updates, continuous improvements, and troubleshooting during manufacturing.
• Ensure all design files, models, and drawings are accurate, organized, and production‑ready.

• Experience with Onshape or similar 3D CAD systems (Solid Works, Inventor, Fusion 360, etc.).
• Strong mechanical design and drafting skills.
• Understanding of welding, metal fabrication, and machining processes.
• Ability to interpret and create detailed drawings and assemblies.
• Comfortable working on the shop floor to gather measurements and verify designs.
• Strong attention to detail and problem‑solving ability.
• Ability to manage multiple projects and timelines in a fast‑paced environment.
• Experience in trailer, heavy equipment, or fabrication industries is an asset.
• 3 PLUS years of experience working in the field. SCHOOL PROJECTS DO NOT COUNT.

• Competitive compensation based on experience.
• Full‑time, stable employment.
• Opportunity to contribute to real manufacturing projects with visible impact.
• Supportive team environment with hands‑on learning.
• Potential for growth and increased responsibilities as the company expands.

Please email

All Equip is a diverse and equal‑opportunity employer.

Please advise our office if workplace accommodations are required.