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Freelance Prototype Build Engineer Jobs (NOW HIRING)

Prototype Build Engineer

Auburn Hills, MI ยท On-site

$35 - $38/hr

The Prototype Build Engineer will be responsible for managing all prototype build activities including developing and communicating build plans based on vehicle specifications, coordinating ...

Prototype Build Technician Position Description : Protingent Staffing has an exciting direct hire ... You'll work closely with hardware and service engineering teams to tackle novel technical ...

Prototype Engineer

Homer, MI ยท On-site

$30.25 - $34/hr

Manage prototype build schedules, daily activities of direct reports, prototype programs to ensure ... product engineers, manufacturing engineers and coordinating with shipment. Utilize innovative ...

As a Prototype Build Technician, you will help develop and commercialize state-of-the-art electric ... Work closely with Automotive Technicians, Design engineers and identify potential assembly and ...

Lucid Motors is seeking a Lead Prototype Build Technician, you will help develop and commercialize ... Work closely with Design engineers and identify potential assembly and service issues * Work ...

New

Prototype Engineer - PLY

Plymouth, MI ยท On-site

$34 - $38/hr

The Prototype Manufacturing Engineer will help lead and perform all activities for building ... Manage overall prototype build schedule and required resources. * Guarantee integrity of prototype ...

$91K - $140K/yr

Drive the transition from prototype to production for complex aerospace assemblies. * Ruthlessly ... Build Engineer II $114,750 - $140,250 The salary range listed for this role is intended as a ...

Build Engineer

Los Angeles, CA ยท On-site

$91K - $140K/yr

Drive the transition from prototype to production for complex aerospace assemblies. * Ruthlessly ... Build Engineer II $114,750 - $140,250 The salary range listed for this role is intended as a ...

Build Engineer

Everett, WA ยท On-site

$138K - $182K/yr

Our current prototype, Polaris, has reached record-breaking plasma temperatures of 150 million ... Helion is hiring a Build Engineer to drive the execution of first-of-a-kind fusion generator ...

Build Engineer

Los Angeles, CA ยท On-site

$91K - $140K/yr

Drive the transition from prototype to production for complex aerospace assemblies. * Ruthlessly ... Build Engineer II $114,750 - $140,250 The salary range listed for this role is intended as a ...

Build Engineer

Los Angeles, CA ยท On-site

$91K - $140K/yr

Drive the transition from prototype to production for complex aerospace assemblies. * Ruthlessly ... Build Engineer II $114,750 - $140,250 The salary range listed for this role is intended as a ...

Build Engineer

Los Angeles, CA ยท On-site

$91K - $140K/yr

Drive the transition from prototype to production for complex aerospace assemblies. * Ruthlessly ... Build Engineer II $114,750 - $140,250 The salary range listed for this role is intended as a ...

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Freelance Prototype Build Engineer information

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How much do freelance prototype build engineer jobs pay per hour?

As of Sep 11, 2026, the average hourly pay for freelance prototype build engineer in the United States is $36.48, according to ZipRecruiter salary data. Most workers in this role earn between $34.38 and $38.46 per hour, depending on experience, location, and employer.

What is the difference between Freelance Prototype Build Engineer vs Mechanical Design Engineer?

AspectFreelance Prototype Build EngineerMechanical Design Engineer
CredentialsRelevant technical skills, certifications in prototyping or manufacturingDegree in Mechanical Engineering, CAD certifications
Work EnvironmentFreelance, project-based, often on-site or remoteFull-time, in-house or design firm offices
Industry UsageProduct startups, hardware companies, prototyping firmsManufacturing, product design, engineering firms

The Freelance Prototype Build Engineer focuses on creating physical prototypes for various projects, often working independently on short-term contracts. In contrast, Mechanical Design Engineers primarily develop detailed mechanical designs and specifications for products within a company or design team. While both roles require technical skills and engineering knowledge, the freelance prototype builder emphasizes hands-on prototyping, whereas the mechanical designer emphasizes design development and CAD work.

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Infographic showing various Freelance Prototype Build Engineer job openings in the United States as of September 2026, with employment types broken down into 78% Full Time, and 22% Contract. Highlights an 88% In-person, 6% Hybrid, and 6% Remote job distribution, with an average salary of $75,868 per year, or $36.5 per hour.

Prototype Build Engineer

Auburn Hills, MI โ€ข On-site

Brightwing
Recruiting and Staffing Servicesย โ€ขย 51 - 200 employees

$35 - $38/hr

Full-time

Re-posted 18 days ago


Job description

Job Description The Prototype Build Engineer will be responsible for managing all prototype build activities including developing and communicating build plans based on vehicle specifications, coordinating purchasing, tracking development, and program timing for engine systems parts. In addition, this individual will be responsible for leading multiple teams to ensure all program deliverables are met and any issues affecting build quality, engineering design, manufacturing process, and timing are resolved. The Prototype Build Engineer must have the ability to direct issue resolution at all levels.

This Position is onsite 5 days a week. Bachelor's degree in engineering (Mechanical, Aerospace, Mechatronics) 0-3 years engineering experience Basic vehicles build process knowledge Fluency in Microsoft Office applications Strong leadership and excellent communication skills Must be comfortable with preparing presentations and presenting to all levels Strong self-starter able to manage multiple programs and communicate status to management Preferred Qualifications: Masters degree in engineering (Mechanical / Aerospace / Mechatronics) Formula SAE experience or relevant automotive internship experience.