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What does a Mechanical Assembler do?

Learn all about Mechanical Assembler duties, skills and much more. Get expert advice on how to become a Mechanical Assembler.

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Brenna Goyette
Certified Professional Resume Writer, Career Expert

Published 3 min read

A mechanical assembler is responsible for putting together machines and mechanical components. This may involve reading blueprints and following instructions to ensure that the finished product meets specifications. The assembler may use hand tools, power tools, or welding equipment to complete the task.

Mechanical Assembler job duties include:

  • Read and interpret assembly blueprints, diagrams, and work orders to determine the specific assembly instructions.
  • Locate and select parts, tools, and materials needed for the assembly process.
  • Connect wiring and hoses per specifications using hand tools and power tools.
  • Mount assembled components, such as motors and transmissions, into vehicles using lifting devices.
  • Align and fit parts according to specifications using calipers, rulers, and other measuring instruments.
  • Join parts using bolts, screws, rivets, welding equipment, or other fasteners.
  • Install hydraulic lines, fuel lines, wiring harnesses, or other systems.
  • Operate test equipment to verify proper functioning of assembled components.
  • Clean finished assemblies prior to packaging or shipping.

Mechanical Assembler Job Requirements

Most mechanical assemblers have a high school diploma or equivalent, although some jobs may require postsecondary education, such as an associate's degree in industrial technology. Many employers also prefer candidates who have certification from the National Institute for Certification in Engineering Technologies (NICET). Experience is also important for mechanical assemblers, as they must be able to use various tools and equipment to assemble parts.

Mechanical Assembler Skills

  • Assembling
  • Installing
  • Repairing
  • Troubleshooting
  • Operating
  • Testing
  • Calibrating
  • Maintaining
  • Using hand tools
  • Using power tools
  • Reading blueprints

Related: Top Mechanical Assembler Skills: Definition and Examples

How to become a Mechanical Assembler

A mechanical assembler is responsible for putting together various mechanical parts to create a functioning whole. This may involve reading and following blueprints or other instructions, using hand or power tools, and performing quality control checks. A high school diploma is typically the minimum education requirement for this position, though some employers may prefer or require postsecondary education or training in welding, machining, or another relevant field. Those interested in becoming a mechanical assembler can start by taking classes in shop and mechanical drawing.

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