About Platinum Trailers Platinum Trailers is a Canadian manufacturer specializing in high-quality agricultural and transport trailers built for durability, efficiency, and long-term performance. Based in St. Marys, Ontario, we design and build equipment that helps farmers, haulers, and commercial operators move their products safely and reliably—day after day, season after season. With a strong focus on engineering, fabrication, and innovation, our team turns real industry needs into practical, dependable trailer solutions. From grain and hopper trailers to custom builds and specialty equipment, every Platinum product is crafted with precision, attention to detail, and pride in workmanship. We work closely with our customers, suppliers, and partners to ensure every trailer meets the demands of modern hauling. Our production team, mechanical designers, and service department collaborate to continuously improve our designs, manufacturing processes, and product offerings. At Platinum Trailers, we are committed to: Building reliable, long-lasting trailers Supporting the agricultural and transport industries Providing responsive service and real solutions Growing through craftsmanship, innovation, and teamwork Follow us for product updates, career opportunities, and behind-the-scenes insights from our shop floor.
On-site · St. Marys
Design trailer systems and components from concept through production release, creating CAD models and manufacturing drawings that meet customer, safety, structural, and manufacturing requirements. Collaborate with production and engineering teams on design reviews, testing, shop-floor problem-solving, continuous improvement, documentation, and mentorship of developing engineers.
On-site · St. Marys
Repair collision damage and refurbish heavy trucks, trailers, and fleet equipment, including bodywork for custom builds. Prepare surfaces, match colours, and apply primer and finish coats to repairs and new trailer builds while maintaining safety standards and supporting the shop team and apprentices.
On-site · St. Marys
Create and schedule social media content, capture photos and videos of products and shop activities, coordinate advertising, and monitor engagement. Support the sales team and leadership by maintaining marketing materials, tracking performance, reporting results, and strengthening the company brands.
On-site · St. Marys
Assemble trailer parts and components, install wiring and lines according to drawings, and help build grain trailers using hand and power tools. Coordinate with teammates and leads, meet production schedules and quality standards, and maintain a clean, safe work area.
On-site · St. Marys
Read drawings and sketches, fit and weld aluminum and steel components for production runs, custom fabrication, and prototypes, and inspect assemblies for quality and accuracy. Collaborate with engineering and fabrication teams to resolve fit-up challenges while operating shop equipment and maintaining a safe, organized work area.
On-site · St. Marys
Read drawings and sketches, fit and weld aluminum and steel components, and produce both repeat-run trailer parts and custom or prototype assemblies. Coordinate with engineering and fabrication teams to resolve fit-up challenges, inspect work for quality, and maintain a safe, organized work area.
On-site · St. Marys
Assemble trailer parts and install components, wiring, and lines according to drawings, layouts, and instructions. Use tools safely, support fabrication and general shop tasks, maintain an organized work area, and coordinate with teammates to complete builds on schedule and to quality standards.
On-site · St. Marys
Perform maintenance, inspections, diagnostic tests, troubleshooting, and general repairs on heavy trucks, trailers, and tractors while learning alongside experienced technicians. Maintain paper and computerized work orders, keep the shop clean and organized, and assist with other shop duties as assigned.
On-site · St. Marys
Perform scheduled and unscheduled maintenance, inspections, diagnostics, and repairs on heavy trucks, trailers, tractors, and custom specialty equipment. Maintain accurate work orders, communicate job updates and parts needs, follow safety procedures, and support and mentor apprentices.
On-site · St. Marys
Serve as the primary link between Engineering and Production by reviewing drawings, identifying shop-floor challenges, and coordinating practical solutions and engineering changes. Support continuous improvement, document manufacturing processes, investigate production issues, and help improve quality, efficiency, safety, communication, and workflow.
On-site · St. Marys
Read drawings and sketches, fit and weld aluminum and steel components for production runs, custom fabrication, and prototypes, and ensure assemblies meet quality and customer specifications. Collaborate with engineering and fabrication teams to resolve fit-up challenges, operate shop equipment, and maintain a safe, organized work area.
On-site · St. Marys
Fit, assemble, and weld aluminum and steel components for production trailer builds, custom fabrication, and prototypes, using drawings, measuring tools, jigs, and fixtures to ensure accuracy and quality. Collaborate with engineering and fabrication teams to resolve fit-up challenges, inspect completed work, and maintain a safe, organized shop.
On-site · St. Marys
Create and schedule social media content, capture photos and videos of products and shop activities, coordinate advertising, and monitor engagement. Support the sales team and leadership by helping generate leads, tracking marketing performance, and strengthening the company brands.
On-site · St. Marys
Repair collision and other damage to heavy trucks, trailers, and fleet equipment; refurbish equipment and complete bodywork and paint finishing for custom builds and new trailers. Prepare surfaces, apply primers and finish coats, match colours, maintain safe and organized work areas, communicate job needs, and support apprentices and the wider shop team.
On-site · St. Marys
The Assembler is responsible for installing components, running wiring, and fitting parts to complete trailer builds according to technical drawings. They must also maintain a clean work area, follow safety protocols, and collaborate with the team to meet production schedules.
On-site · St. Marys
The Labourer will assemble parts, install components, and run wiring for trailer builds according to technical drawings. They will also support general shop tasks while maintaining a clean, safe, and organized work environment.
