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Prototype Engineer Intern Jobs (NOW HIRING)

AI Engineer Intern - AI Center of Excellence (CoE) Location: Plano, Texas, USA Internship Duration ... Ability to translate AI concepts into working prototypes or production-ready solutions . Required ...

Engineering Intern

Stow, MA · On-site

$17.75 - $23/hr

We are a group of trailblazers with a rich history of learning fast through designing and prototyping multiple aircraft and powerplants. We are looking for talented engineering intern who thrive in ...

$15.75 - $20.50/hr

... Engineer intern for the Fall 2026 quarter. This can be a six-or-12-month internship. This role ... Prototyping & Testing : Help build prototypes, conduct bench and on-vehicle tests, collect data ...

SAP iXp Intern - AI Engineer Intern (Customer Success) Location: Naperville, IL Internship Duration ... Participate in the lifecycle of AI projects from ideation and prototyping to pilot deployment under ...

SAP iXp Intern - AI Engineer Intern (Customer Success) Location: Naperville, IL Internship Duration ... Participate in the lifecycle of AI projects from ideation and prototyping to pilot deployment under ...

SAP iXp Intern - AI Engineer

Naperville, IL · On-site

$16.75 - $21.75/hr

SAP iXp Intern - AI Engineer Intern (Customer Success) Location: Naperville, IL Internship Duration ... Participate in the lifecycle of AI projects from ideation and prototyping to pilot deployment under ...

As an intern, you will work closely with experienced engineers to develop and test next-generation ... Support prototype integration and testing in laboratory or field environments * Work alongside ...

As an intern, you will work closely with experienced engineers to develop and test next-generation ... Support prototype integration and testing in laboratory or field environments * Work alongside ...

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Prototype Engineer Intern information

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$8

$17

$24

How much do prototype engineer intern jobs pay per hour?

As of Aug 16, 2026, the average hourly pay for prototype engineer intern in the United States is $17.04, according to ZipRecruiter salary data. Most workers in this role earn between $14.42 and $19.23 per hour, depending on experience, location, and employer.

What does a prototype engineer intern do?

A Prototype Engineer Intern assists in designing, building, and testing early versions of products or components. They work closely with engineering teams to turn concepts into physical models, often using tools like 3D printers, CNC machines, and hand tools. Their role may involve troubleshooting, documenting results, and suggesting improvements based on testing. This internship provides hands-on experience in the product development process and helps interns develop practical engineering skills.

What types of projects and responsibilities can a prototype engineer intern expect during their internship?

As a Prototype Engineer Intern, you can expect to work on hands-on projects that may include designing, building, and testing prototypes for new products or features. You'll likely collaborate closely with engineers, designers, and sometimes manufacturing teams to bring concepts to life quickly. Typical responsibilities include CAD modeling, assembling physical prototypes, running experiments, and documenting results. This role often requires adaptability and problem-solving, as you'll need to iterate designs based on feedback and test outcomes. It's a great opportunity to gain experience with rapid prototyping tools and processes while working in a collaborative, innovative environment.

What are the key skills and qualifications needed to thrive as a prototype engineer intern, and why are they important?

To thrive as a Prototype Engineer Intern, you need a solid background in engineering fundamentals, hands-on fabrication skills, and experience with prototyping processes, typically supported by coursework in mechanical or electrical engineering. Familiarity with CAD software (such as SolidWorks or AutoCAD), 3D printing technology, and basic laboratory or workshop tools is often required. Strong problem-solving abilities, attention to detail, and effective communication help interns excel in collaborative and fast-paced development environments. These skills are crucial for efficiently transforming design concepts into functional prototypes that support innovation and product development.

What is the difference between Prototype Engineer Intern vs Mechanical Engineering Intern?

AspectPrototype Engineer InternMechanical Engineering Intern
Required CredentialsEnrolled in Mechanical, Electrical, or related engineering programsEnrolled in Mechanical Engineering or related programs
Work EnvironmentHands-on prototyping, product development labs, manufacturing settingsDesign, analysis, testing in labs or office settings
Industry UsageProduct design, hardware development, R&D teamsDesign, analysis, manufacturing, and testing teams

Prototype Engineer Interns focus on creating and testing physical prototypes, often working closely with hardware and manufacturing teams. Mechanical Engineering Interns typically engage in design, analysis, and testing of mechanical systems. While both roles require engineering knowledge and may overlap in industry settings, Prototype Engineer Interns are more hands-on with prototyping processes, whereas Mechanical Engineering Interns may have broader design responsibilities.

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What cities are hiring for Prototype Engineer Intern jobs?

Cities with the most Prototype Engineer Intern job openings:

What states have the most Prototype Engineer Intern jobs?

States with the most job openings for Prototype Engineer Intern jobs include:

Infographic showing various Prototype Engineer Intern job openings in the United States as of August 2026, with employment types broken down into 100% Internship. Highlights an 100% In-person job distribution, with an average salary of $35,436 per year, or $17 per hour.

Full-time, Internship

Posted yesterday

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Job description

 Union Home Mortgage’s L.E.A.D Internship Program’s goal is to provide a fun, interesting, and real-world environment for our interns to Learn about the industry, be Educated by Sr. Leadership and their peers, Achieve their personal goals and Develop their skills and knowledge base. We pride ourselves in providing innovative programs for our interns in order for them to learn and grow they progress through their careers. Some of the programs we offer include: shadowing, mentoring, professional development, group projects and we even take our interns on corporate outings! Our internship program gives students a chance to meet new people, gain more experience, and learn from the best in the business! Our interns are treated like full-time Partners who work 40 hours a week during the 3-month summer program, are compensated, and based out of headquarters in Strongsville, Ohio. 

An AI Engineer Intern will support the research, development, and evaluation of artificial intelligence solutions designed to improve mortgage operations, including loan origination, servicing, workflow efficiency, and customer experiences.
In this role, you will apply foundational knowledge of machine learning, neural networks, Transformer architectures, large language models (LLMs), retrieval-augmented generation (RAG), and agentic AI systems to real-world business challenges. Working alongside experienced engineers and business stakeholders, you will research technical approaches, develop prototypes, test and evaluate AI systems, and help determine where AI can meaningfully improve processes and reduce manual effort.

DUTIES & RESPONSIBILITIES 

  • Research & Develop AI Solutions – Explore and prototype AI/ML solutions that improve business processes and customer experiences 

  • Automate Repetitive Tasks – Identify opportunities to apply AI and automation to reduce manual effort 

  • Build & Improve AI Workflows – Assist in developing LLM, RAG, agentic, and traditional machine learning workflows 

  • Test & Evaluate Solutions – Evaluate AI outputs for accuracy, reliability, performance, and appropriate business use 

  • Support Responsible AI – Assist with safeguards, testing, documentation, and human-in-the-loop processes 

  • Collaborate Across Teams – Work with technical and business stakeholders to understand problems and develop appropriate solutions 

  • Research Emerging Technology – Stay current with developments in AI, machine learning, LLMs, and related technologies and evaluate their potential application 

  • Basic to intermediate programming proficiency in Python and familiarity with software development concepts  

  • Foundational understanding of machine learning, including supervised/unsupervised learning, training and validation, loss functions, optimization, overfitting, generalization, and model evaluation  

  • Foundational understanding of neural networks and deep learning, including layers, weights, activation functions, forward propagation, backpropagation, and gradient-based learning  

  • Ability to explain the fundamentals of Transformer architectures, including attention/self-attention, tokens, embeddings, context windows, and autoregressive generation  

  • Understanding of tokenization and embeddings, including how text is represented for LLMs and how embeddings support semantic search and retrieval  

  • Familiarity with large language models (LLMs), including pretraining, inference, prompting/context engineering, tool calling, model limitations, hallucinations, and evaluation  

  • Familiarity with RAG, fine-tuning, and model adaptation, including the high-level differences between prompting, retrieval, and fine-tuning approaches  

  • Interest in AI agents and agentic workflows, including tool use, state, memory, routing, and orchestration; exposure to LangGraph, LangChain, or similar frameworks is a plus  

  • Exposure to AI/ML libraries or frameworks such as PyTorch, TensorFlow, Hugging Face, scikit-learn, NumPy, or pandas is preferred  

  • Strong analytical, problem-solving, communication, and technical research skills with the ability to explain how and why an AI system works, not simply how to use it 

EDUCATION & EXPERIENCE 

  • Currently pursuing a bachelor's or graduate degree in Computer Science, Artificial Intelligence, Machine Learning, Data Science, Computer Engineering, Software Engineering, Mathematics, Statistics, or a related technical discipline  

  • Relevant coursework in artificial intelligence, machine learning, deep learning, natural language processing, algorithms, statistics, probability, linear algebra, or calculus is preferred  

  • Foundational understanding of the mathematical and computational principles underlying modern AI and machine learning  

  • Experience through coursework, research, independent study, personal projects, hackathons, open-source contributions, or previous internships is welcomed  

  • Demonstrated ability to research technical concepts, experiment with different approaches, evaluate results, and clearly communicate findings  

  • A GitHub profile, AI/ML project, research project, technical portfolio, or similar demonstration of technical work is preferred  

  • Prior professional AI engineering or machine learning experience is not required 

Applications are accepted on a rolling basis and positions are open until filled (this may be prior to the job posting expiration date). 

At UHM, we understand diversity comes in many different forms. It’s our commitment to improve inclusion in the workplace through programs and policies that establish a positive and inclusive environment where every Partner, regardless of their background, can grow and excel. We value diversity, educate on equity, and create inclusive partner opportunities to ensure that you know #UBelongAtUHM! 

This employer participates in E-Verify. If hired, the employer will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S. 

Union Home Mortgage Corp. provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.Â