Mechanical Systems Assembly Technician (Hydraulics/Pneumatics)

Based in Grand Ledge, MI — Roberts Sinto Corporation

Can you read a blueprint and picture the completed machine? Do you enjoy bending tubing, threading black piping, and turning sub-assemblies into production-ready equipment? Are cranes, precise measurements, and pneumatic troubleshooting part of your toolkit? If so, this could be your next role.

Why Roberts Sinto?

We’re part of the Sinto America Group—the North American subsidiary of Sintokogio, Ltd.—delivering practical, cost‑effective, and technologically advanced equipment and service solutions across North America. Our portfolio spans Foundry Mold and Core Making, Sand Processing, Bulk Material Handling, Automation, 3D Ceramic Printing, Surface Treatment, and Surface Technologies.

Your impact

• Stage and position machine bases and sub‑assemblies for final assembly, coordinating floor space and schedules across departments.
• Set bases to print; move and place materials using cranes and other handling equipment.
• Assemble complete machines from sub‑assemblies using hand tools and engineering drawings.
• Collaborate with engineers to resolve build challenges as they arise.
• Troubleshoot equipment at multiple build stages to uncover unforeseen issues while maintaining a strong safety mindset.
• Assist with hydraulic installs: bend piping and tubing, make hoses, identify fittings, and complete threading on black piping.
• Support Engineering and Sales during customer run‑offs; disassemble and load completed equipment for shipment.

What it takes

Education/Experience: High School diploma or GED and five–ten years of related experience and/or training; or an equivalent combination of education and experience.

Required:

• 3+ years manufacturing experience
• Hands‑on industrial machine/part building background
• Blueprint literacy
• Accurate measuring skills

Preferred:

• Strong prior hydraulic and pneumatic exposure
• Welding experience
• Machine maintenance and repair experience

Technical proficiencies

• Pneumatics Experience
• Hydraulics Experience
• Pneumatics Troubleshooting

About us

With more than five decades of heritage, Roberts Sinto leads in the design and manufacture of equipment serving foundry, surface treatment, and material handling markets. Join a team where your craft and collaboration fuel customer success.

Explore Roberts Sinto