Prototype Technician

Position Overview

STS Technical Services is hiring a Prototype Technician in South Bend, Indiana. This is a hands‑on opportunity to support the development of next‑generation ground vehicle systems used in mission‑critical environments.

If you are a mechanical professional who enjoys fabrication, prototype assembly, diagnostics, and collaborating with engineering teams to bring new vehicle platforms to life, this role is built for you.

The Prototype Technician supports the build and refinement of experimental and prototype vehicles. This position works closely with engineering and production teams to fabricate components, assemble systems, and prepare vehicles for testing and validation.

This is not repetitive production line work. It is hands‑on development work where precision, problem‑solving, and craftsmanship matter.

• Build and modify experimental and prototype vehicles from detailed engineering drawings and layouts
• Fabricate precision components using manual and CNC equipment
• Assemble, rebuild, and integrate mechanical systems including powertrain, cooling, fuel, electrical, and HVAC
• Install instrumentation and prepare vehicles for compliance and performance testing
• Support testing activities and evaluate component performance
• Diagnose mechanical and system issues during development builds
• Collaborate with engineering and production teams to refine and improve designs
• Assist in training and mentoring newer technicians

• 1 to 3 years of hands‑on mechanical or fabrication experience
• Ability to read and interpret blueprints and technical drawings
• Light fabrication and welding capabilities
• Strong mechanical aptitude and troubleshooting skills
• Comfortable working in shop and plant environments
• ASE certification preferred
• CDL preferred or willingness to obtain
• Ability to travel up to 30% in support of prototype activities

STS Technical Services is a Top 100 Staffing Firm that partners with leading manufacturing, defense, aerospace, and industrial organizations across the United States. We connect skilled professionals with high‑impact opportunities that go beyond standard production roles.

If you are ready to work on advanced mobility platforms and contribute directly to innovative vehicle development in South Bend, Indiana, apply today.

STS Technical Services is an Equal Opportunity Employer.

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