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First Shift Machine Builder

OtterBase
Grand Rapids, MI Full Time
POSTED ON 10/25/2026
AVAILABLE BEFORE 11/22/2026

Position Summary

The Machine Builder is responsible for fabricating, welding, assembling, installing, and troubleshooting industrial machinery and conveyor systems in accordance with engineering drawings, blueprints, and project specifications.


This position requires extensive hands-on welding and metal fabrication experience, along with strong mechanical aptitude and the ability to build, assemble, and integrate machine components and conveyor systems. The successful candidate must be proficient in welding, precision fabrication, mechanical assembly, and troubleshooting to ensure equipment meets established quality, performance, and safety standards.


Essential Duties and Responsibilities

  • Read, interpret, and follow engineering drawings, blueprints, weld symbols, technical documents, and fabrication specifications.
  • Perform welding and metal fabrication to manufacture machine frames, structural assemblies, brackets, supports, and other custom machine components.
  • Operate welding equipment and fabrication machinery, including saws, presses, ironworkers, grinders, and other industrial metalworking tools.
  • Measure, mark, cut, drill, fit, and prepare materials to meet required dimensions, tolerances, and engineering specifications.
  • Fabricate and assemble machine components using appropriate welding processes, mechanical fastening methods, and metalworking techniques.
  • Build, assemble, and integrate industrial machinery, conveyor systems, and related mechanical equipment.
  • Ensure proper fit, alignment, squareness, and positioning of fabricated parts, machine frames, and mechanical assemblies.
  • Inspect completed welds, fabricated components, and machine assemblies to verify compliance with engineering drawings and quality standards.
  • Assist with machine installation, equipment setup, conveyor integration, and final assembly activities.
  • Participate in conveyor system runoff, functional testing, and commissioning to verify proper equipment operation and performance.
  • Troubleshoot, identify, and resolve welding, fabrication, alignment, fitment, and mechanical issues during assembly, installation, and system testing.
  • Collaborate with engineering, electrical, controls, and production personnel to resolve technical issues and complete projects successfully.
  • Maintain tools, welding equipment, fabrication machinery, and work areas in safe and serviceable condition.
  • Follow established safety procedures, use required personal protective equipment (PPE), and maintain a clean and organized work environment.
  • Support production schedules, project deadlines, and continuous improvement initiatives.
  • Perform additional machine-building, welding, fabrication, and assembly duties as assigned.


Required Qualifications and Experience

  • Extensive hands-on experience in welding, metal fabrication, and industrial machine building.
  • Demonstrated ability to produce high-quality welds and fabricate metal components to meet engineering specifications and dimensional tolerances.
  • Proficiency in reading and interpreting blueprints, engineering drawings, weld symbols, and fabrication specifications.
  • Strong knowledge of welding processes, metal preparation, material fit-up, layout, and fabrication techniques.
  • Experience operating welding equipment, fabrication machinery, and industrial tools.
  • Experience assembling industrial machinery, machine frames, mechanical components, or conveyor systems.
  • Strong mechanical aptitude and the ability to troubleshoot and resolve fabrication and mechanical assembly issues.
  • Ability to work independently with minimal supervision and collaborate effectively with cross-functional teams.
  • Excellent attention to detail, organizational skills, and commitment to quality workmanship.
  • Strong problem-solving skills and the ability to adapt to changing project requirements.
  • Commitment to workplace safety and compliance with established manufacturing procedures.

Preferred Qualifications

  • Experience building custom industrial machinery and automated conveyor systems.
  • Experience with MIG welding and other welding processes applicable to industrial fabrication.
  • Experience with machine assembly, equipment integration, system runoff, and troubleshooting during testing.
  • Familiarity with precision measurement tools, layout equipment, and fabrication quality control procedures.
  • Relevant welding certifications or technical training.


Physical and Work Environment Requirements

This position requires working in an industrial manufacturing and fabrication environment. Responsibilities may include prolonged standing, bending, lifting and positioning materials, handling machine components, and operating welding and fabrication equipment.

The work environment may involve exposure to heat, sparks, noise, metal dust, and other conditions associated with welding and machine building. Employees must follow all applicable safety procedures and use required personal protective equipment. Reasonable accommodations will be provided as required by applicable law.


Performance Expectations

Successful performance will be evaluated based on:

  • Quality and consistency of welding and fabricated components.
  • Accuracy of machine assemblies in accordance with engineering drawings and specifications.
  • Timely completion of assigned machine-building and fabrication tasks.
  • Effective troubleshooting and resolution of mechanical and fabrication issues.
  • Successful assembly, integration, and testing of conveyor systems and industrial machinery.
  • Compliance with quality standards, safety requirements, and company procedures.
  • Ability to work independently while contributing to project and production goals

Salary : $28 - $33

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