Prototype Welder​/Fabricator

Motor City Metal Fab is a fast-growing, family-owned precision fabrication shop in Southeast Michigan. We specialize in CNC machining, laser and waterjet cutting, welding, and powder coating — all under one roof.

We’re looking for a Prototype Welder / Fabricator to help bring new designs to life. You’ll work on one-off parts, short runs, and custom assemblies where precision, problem-solving, and craftsmanship matter.

Key Responsibilities Fabricate and weld prototype and low-volume production parts from prints, sketches, and CAD drawings

Perform MIG and TIG welding on steel, stainless steel, and aluminum

Cut, fit, tack, weld, and finish components to tight tolerances

Work closely with engineering and machining teams to refine designs and improve manufacturability

Read and interpret blueprints, weld symbols, and GD&TMaintain high quality standards and perform self-inspection

Assist with fixture setup and prototype development as needed

Keep a clean, organized, and safe work area Required Skills & Experience Strong MIG and TIG welding minimum 3 years experience

Proven background in prototype or custom fabrication (job shop experience preferred)
Ability to read and interpret blueprints and weld symbols

Experience working with steel, stainless, and aluminum

High attention to detail and pride in workmanship

Ability to work independently and solve fabrication challenges

Reliable, punctual, and professional

Preferred (But Not Required)

Experience with fixture building or prototype tooling

Race car fabrication

Familiarity working alongside CNC machining operations

Experience in automotive, motorsports, or industrial fabrication

Ability to contribute ideas to improve designs or fabrication processes

Why Work at Motor City Metal Fab Challenging, interesting work Modern equipment

Direct impact on how parts are designed and built

Stable workload with room for growth

Competitive pay based on experience

Family-owned shop that values skill, accountability, and craftsmanship

You should be proficient in:

Welding Setups for Production Blueprint Reading Custom Fabrication MIG WeldingTIG Welding Aluminum Welding Machines & technologies you'll use:

MIG WelderTIG Welder Manual Grinder Tube / Pipe Bender Tube Notcher