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Freelance Prototype Build Engineer Jobs in Ohio (NOW HIRING)

General Motors

Resident Product Engineer

Toledo, OH · On-site

The Resident Product Engineer supports production operations by representing Design and Product ... Support planning, build programs, and execution of pilot, preproduction and prototype build ...

Procter & Gamble

Application Engineer

Cincinnati, OH · On-site

Build out new and existing iOS applications using Swift (UIKit) and explore the latest recommended ... Successful candidates for freelancer opportunities will not be considered employees of The Procter ...

Procter & Gamble

Application Engineer

Cincinnati, OH

Role Responsibilities Build out new and existing iOS applications using Swift (UIKit) and explore ... Successful candidates for freelancer opportunities will not be considered employees of The Procter ...

Sterling Engineering

Mechanical Design Engineer

Columbus, OH · On-site

$71K - $96K/yr

Build and test prototypes and work directly with the manufacturing team to validate designs. * Get ... Implement engineering changes based on manufacturing and field feedback. * Partner with ...

New

W3Global Inc.

Product Engineer

Mcconnelsville, OH · On-site

$70K - $90K/yr

... prototyping, validation, and full-scale production. * As a Product Engineer, you will serve as the ... Build and maintain strong relationships with customer engineering teams and key technical decision ...

Salesforce, Inc.

$81.35 - $116.21/hr

Prototyping & Hands-on Implementation: Act as a "builder" by constructing Proof of Concepts (PoCs ... Scale Engineering Impact: Contribute to the broader solutions community by building reusable assets ...

SysMind Tech

Sr Java Developer - PA

Westerville, OH · On-site

$55.25 - $70.50/hr

Can we use Freelancer? : No * Named Job Posting? (if Yes - needs to be approved by SCSC) : No ... Engineer * Local Role Name : Sr. Java Dev * Local Skills : java developer * Languages Required ...

Procter & Gamble

Graphic Designer

Cincinnati, OH · On-site

... clickable prototypes, design systems, assets for development handoff, simple animations, and ... Successful candidates for freelancer opportunities will not be considered employees of The Procter ...

Whirlpool

Senior Analyst, Engineering -Clyde

Clyde, OH · On-site

$82K - $108K/yr

Coordinate prototype build plans to evaluate design concepts through physical lab testing Minimum requirements Bachelor's Degree in Engineering 4+ years of manufacturing experience Preferred skills ...

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Freelance Prototype Build Engineer information

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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Freelance Prototype Build Engineer jobs near you
Infographic showing various Freelance Prototype Build Engineer job openings in Ohio as of June 2026, with employment types broken down into 72% Full Time, 23% Part Time, and 5% Nights. Highlights an 73% Physical, 3% Hybrid, and 24% Remote job distribution.

Resident Product Engineer

General Motors

Toledo, OH • On-site

Full-time

Re-posted 10 days ago

General Motors rating

8.2

Company rating: 8.2 out of 10

General Motors

Based on 306 frontline employees who took The Breakroom Quiz

7.4

Company rating compared to similar companies: 7.4 out of 10

Automakers average

Based on 6,301 frontline employees who took The Breakroom Quiz

Job description

Job Description
The Role:
The Resident Product Engineer supports production operations by representing Design and Product Engineering at Engine, Transmission, RESS, or Drive Unit manufacturing locations.
What You'll Do (Responsibilities):
  • Function as the focal point for communicating product/process related issues between Product Engineering, Product Teams and Manufacturing Plant personnel
  • Lead resolution of component, subsystem, and assembly issues within the plant which are related to product engineering design and/or specifications
  • Lead activities to root cause and address warranty issues in conjunction with the site quality engineering group
  • Lead activities to root cause and address material scrap issues through assessment of material on quality hold and establishment of salvage, repair, and/or rework procedures as applicable
  • Feed back learnings from TWOs and quality issues to DREs and Technical Specialists with focus on strengthening BOD/BOM through personal input of DFM/DFA experience.
  • Support the introduction and launch of new designs and design change requests into production through PTRs, ETRs, SPCRs, plant readiness reviews, and change management
  • Engage with Plant Floor Change Management (PFCM) requests to assess manufacturing changes which could impact the quality or functionality of product hardware
  • Support the release of BOD/BOM compliant designs within the plant
  • Support planning, build programs, and execution of pilot, preproduction and prototype build activity
  • Support the product team through participation in standard meetings such as PRT, PET, PAPIR, CPIT, DSE, and Plant Quality Team meetings
  • Support processes within and across HRC and system engineers to communicate/document component and system issues as well as best practices
  • Engage and inform Plant personnel regarding product function and requirements
  • Support plant BIQ activities and continuous quality improvement
  • Domestic travel - up to 5%

Your Skills & Abilities (Required Qualifications):
  • Bachelor of Science Degree in Engineering
  • 5+ years of transmission design-release-validation-quality experience is required.
  • Comprehensive understanding of product engineering processes and tools such as Engineering Change Management, GPDP, PRTS-JIRA, DFMEA/PFMEA, QDAP, P-release, PPAP, TWOs, etc.
  • Comprehensive understanding of Design, Development & Validation activities for Engine/Transmission/RESS/Drive Unit
  • Knowledge of engineering theory and operating principles of Energy Conversion Systems
  • High level of oral & written communication skills and the ability to work in a fast-paced environment with colleagues locally and at remote sites
  • High level of interpersonal skills to work effectively within a team environment and with all levels of the organization
  • High level of analytical problem-solving skills in a production environment where problems are very unusual and extremely difficult.
  • Willingness to travel as required

What Can Give You a Competitive Edge (Preferred Qualifications):
  • Advanced Degree in Engineering or Business
  • Multiple DRE assignments in various PMT's with successful individual and team-based achievements
  • Cross functional experiences in areas such as Calibration, Validation, Analysis, etc.
  • Manufacturing experience in casting, machining and assembly
  • Red X / DFSS certification
GM does not provide immigration-related sponsorship for this role. Do not apply for this role if you will need GM immigration sponsorship now or in the future. This includes direct company sponsorship, entry of GM as the immigration employer of record on a government form, and any work authorization requiring a written submission or other immigration support from the company (e.g., H1-B, OPT, STEM OPT, CPT, TN, J-1, etc).This role is categorized as onsite. This means the selected candidate is expected to report to a specific location on a full-time basis.This job may be eligible for relocation benefits.
About GM
Our vision is a world with Zero Crashes, Zero Emissions and Zero Congestion and we embrace the responsibility to lead the change that will make our world better, safer and more equitable for all.
Why Join Us
We believe we all must make a choice every day - individually and collectively - to drive meaningful change through our words, our deeds and our culture. Every day, we want every employee to feel they belong to one General Motors team.
Benefits Overview
From day one, we're looking out for your well-being-at work and at home-so you can focus on realizing your ambitions. Learn how GM supports a rewarding career that rewards you personally by visiting Total Rewards resources.
Non-Discrimination and Equal Employment Opportunities (U.S.)
General Motors is committed to being a workplace that is not only free of unlawful discrimination, but one that genuinely fosters inclusion and belonging. We strongly believe that providing an inclusive workplace creates an environment in which our employees can thrive and develop better products for our customers.
All employment decisions are made on a non-discriminatory basis without regard to sex, race, color, national origin, citizenship status, religion, age, disability, pregnancy or maternity status, sexual orientation, gender identity, status as a veteran or protected veteran, or any other similarly protected status in accordance with federal, state and local laws.
We encourage interested candidates to review the key responsibilities and qualifications for each role and apply for any positions that match their skills and capabilities. Applicants in the recruitment process may be required, where applicable, to successfully complete a role-related assessment(s) and/or a pre-employment screening prior to beginning employment. To learn more, visit How we Hire.
Accommodations
General Motors offers opportunities to all job seekers including individuals with disabilities. If you need a reasonable accommodation to assist with your job search or application for employment, emailus or call us at 1-800-865-7580. In your email, please include a description of the specific accommodation you are requesting as well as the job title and requisition number of the position for which you are applying.

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About General Motors

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General Motors is a company with global scale and capabilities, headquartered in Detroit, Michigan, with employees around the world. The company employs over 165,000 people, serves six continents, operates across 22 time zones, and has a diverse workforce speaking 75 languages1. GM’s vision is to drive the world forward by pioneering innovations that move and connect people to what matters. The company is working towards an all-electric future with its new Ultium Platform and is pushing transportation options beyond our wildest imaginations with autonomous vehicles. GM is also committed to becoming the most inclusive company in the world.

Industry

Transportation equipment manufacturing

Company size

10,000+ Employees

Headquarters location

Detroit, MI, US

Year founded

1908

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