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Internship Prototype Design Jobs in Missouri (NOW HIRING)

Intern - New Technology Development

Bridgeton, MO · On-site

$14.25 - $19/hr

Experience with laboratory testing and instrumentation. * CAD experience (Solid Edge, SolidWorks ... Hands-on fabrication or prototype development experience. The summer internship will run from the ...

MBE Intern

Joplin, MO · On-site

$15 - $19.50/hr

Interns will: * Work from engineering design documents, prototypes and/or change orders, and analyzing them for produce-ability * Determine what equipment, tooling, materials, methods of ...

MBE Intern

Joplin, MO · On-site

$15 - $19.50/hr

Interns will: * Work from engineering design documents, prototypes and/or change orders, and analyzing them for produce-ability * Determine what equipment, tooling, materials, methods of ...

AI Engineering Intern

California, MO · On-site

$15 - $19.50/hr

Research, prototype, and productionalize high-impact AI systems, including multimodal search ... Design and optimize AI infrastructure, including fine-tuning and pre-training pipelines ...

New

MBE Intern

Joplin, MO · On-site

$15 - $19.50/hr

Interns will: * Work from engineering design documents, prototypes and/or change orders, and analyzing them for produce-ability * Determine what equipment, tooling, materials, methods of ...

MBE Intern

Joplin, MO · On-site

$15 - $19.50/hr

Interns will: * Work from engineering design documents, prototypes and/or change orders, and analyzing them for produce-ability * Determine what equipment, tooling, materials, methods of ...

$20 - $60/hr

The Role This is a summer internship opportunity in Norwood, MA from June 7, 2027 - August 20, 2026 ... Participate in prototype development and evaluate potential improvements to system reliability ...

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Internship Prototype Design information

What is an internship prototype design?

Internship Prototype Design positions are temporary roles typically offered to students or recent graduates, focusing on developing and testing early models (prototypes) of products, systems, or concepts. Interns in these roles work alongside experienced designers and engineers to brainstorm ideas, create prototypes using various materials or digital tools, and gather feedback for further improvement. The main goal is to gain practical experience in the design process and contribute to the development of innovative solutions. Such internships help participants build their portfolios and learn industry-standard design practices.

What types of projects and tasks can I expect to work on during an internship in prototype design?

As an intern in Prototype Design, you can expect to work on a variety of hands-on projects that may include creating physical or digital prototypes, assisting with ideation sessions, and supporting user testing activities. You’ll likely use design software, collaborate with engineers and designers, and help prepare materials for presentations or client reviews. The role often involves rapid iteration and problem-solving, giving you exposure to the full design development process. You'll also gain valuable experience working within multidisciplinary teams, which is essential for building a strong foundation in product or industrial design.

What key skills and qualifications are needed to thrive as an internship prototype designer, and why are they important?

To thrive as an Internship Prototype Designer, you need foundational knowledge in design principles, prototyping methods, and familiarity with product development processes, often supported by coursework in industrial design, engineering, or related fields. Proficiency with tools like CAD software (e.g., SolidWorks, AutoCAD), 3D printing technologies, and rapid prototyping platforms is typically required. Creativity, attention to detail, and strong teamwork and communication skills help you stand out in this collaborative and iterative field. These skills ensure the creation of functional, innovative prototypes and smooth collaboration with cross-functional teams, which are crucial for successful product development.

What is the difference between Internship Prototype Design vs User Experience (UX) Design Intern?

AspectInternship Prototype DesignUser Experience (UX) Design Intern
Required SkillsBasic prototyping tools, design principlesResearch, wireframing, user testing
Work EnvironmentDesign teams, product developmentDesign teams, user research
Industry UsageTech, product companies, startupsTech, digital agencies, startups

Internship Prototype Design focuses on creating prototypes to visualize product ideas, while UX Design Interns work on improving user experience through research and interface design. Both roles often overlap but differ in core tasks and skill emphasis.

What cities in Missouri are hiring for Internship Prototype Design jobs?

Cities in Missouri with the most Internship Prototype Design job openings:

Infographic showing various Internship Prototype Design job openings in Missouri as of June 2026, with employment types broken down into 2% As Needed, 49% Full Time, 21% Part Time, 3% Temporary, 23% Contract, and 2% Nights. Highlights an 96% Physical, 1% Hybrid, and 3% Remote job distribution.

Mechanical Engineer - Battery Systems for AI Data Centers

California, MO • On-site

SupportFinity™
IT Services • 51 - 200 employees

$250K/yr

Other

Medical, PTO

This job post has expired today. Applications are no longer accepted.


Key responsibilities

  • Design battery and super capacitor modules, enclosures, and structural systems for high power AI data center applications.

  • Build and test mechanical prototypes, and develop validation plans including thermal cycling, vibration, shock, and ingress protection.

  • Translate prototypes into manufacturable designs, develop assembly processes, and support pilot line setup and manufacturing documentation.


Job description

Mechanical Engineer – Battery Systems for AI Data Centers

Dragon Q Energy | Posted Mar 14

Apply

Full-time

California

Negotiable

Unknown

About Us

Dragon Q Energy is a fast-growing, seed stage startup building next‑generation battery and super capacitor systems designed specifically to power AI data centers running high-density GPU workloads. As AI infrastructure scales, power demand is growing exponentially — and legacy energy storage solutions weren’t designed for the rapid load swings, extreme thermal density, and reliability requirements of modern AI clusters.

Having recently joined the NVIDIA Inception Program, we are developing high‑power, modular battery platforms engineered from the ground up for GPU‑heavy environments — enabling higher efficiency, improved grid resilience, and scalable deployment.

We operate in full‑stack mode: R&D → rapid prototyping → pilot manufacturing → scaled production.

Why Join Us?
  • Work on cuttingedge technology powering the future of AI.
  • Direct impact on sustainable, highefficiency data center infrastructure.
  • Fastgrowing, missiondriven company with significant growth opportunities.
  • Competitive package: salary, equity, and comprehensive benefits.
The Role

We’re looking for a hands‑on Mechanical Engineer who thrives in startup environments and wants to build real hardware from scratch.

You will own mechanical design across the entire lifecycle:
  • Early concept development
  • Rapid lab prototyping
  • Design validation and test transition to pilot manufacturing
  • Support for scaled production

This is not a “drawings-only” role. You’ll be in the shop, on the production floor, and in supplier meetings turning first‑of‑a‑kind energy systems into manufacturable products.

What You’ll Do: R&D & Concept Development
  • Design battery and super capacitor modules, enclosures, and structural systems for high power AI data center applications.
  • Develop advanced power management and bus bar solutions (air, liquid, cold plates, immersion‑ready architectures).
  • Perform FEA and CFD simulations to validate mechanical and thermal performance.
  • Rapidly iterate on prototypes using inhouse shop resources and external fabrication partners.
Prototyping & Validation
  • Build and test mechanical prototypes.
  • Design and execute validation plans (thermal cycling, vibration, shock, ingress protection).
  • Lead failure analysis and rootcause investigations.
  • Work closely with electrical engineers to integrate BMS, busbars, sensors, and power electronics.
Design for Manufacturing (DFM)
  • Translate prototypes into manufacturable designs.
  • Develop assembly processes and mechanical tolerances.
  • Support pilot line setup and manufacturing documentation (BOMs, drawings, work instructions).
  • Collaborate with contract manufacturers and suppliers.
  • Optimize cost, reliability, and scalability.
Data Center Integration
  • Design containerized battery and super capacitor systems for modular data centers.
  • Ensure compatibility with hyperscale AI GPU power infrastructure.
  • Support installation and field deployment testing.
What We’re Looking For (Required)
  • B.S. or M.S. in Mechanical Engineering.
  • 1+ years of experience in hardware product development (battery, power electronics, data center hardware, EV, aerospace, or similar).
  • Academic achievements or industry internships in applicable areas.
  • Strong CAD skills (SolidWorks, Creo, or equivalent).
  • Experience with FEA and thermal analysis tools.
  • Deep understanding of heat transfer and high‑power density systems.
  • Demonstrated experience taking a product from prototype to manufacturing.
  • Comfortable working in a fast‑paced, ambiguous startup environment.
Preferred
  • Experience with lithium‑ion or advanced battery systems.
  • Liquid cooling system design experience.
  • Experience working with high‑current busbars and structural battery assemblies.
  • Familiarity with UL, IEC, NEC, NFPA and energy storage safety standards.
  • Experience setting up pilot manufacturing lines.
You’ll Thrive Here If You
  • Love building physical hardware, not just designing it.
  • Move fast and iterate quickly.
  • Are comfortable balancing engineering designs under uncertainty.
  • Enjoy cross‑functional collaboration in small, high‑impact teams.
  • Want to help define an entirely new category of energy storage for AI infrastructure.
Impact
  • The reliability of AI data centers running next‑generation GPU clusters.
  • Power density and load balancing breakthroughs.
  • Manufacturing scalability of advanced energy storage systems.
  • The future of AI infrastructure resilience.
Compensation & Benefits
  • $250,000 Package (Includes base, bonus, equity, benefits)
  • $75,000 per year base salary
  • $15,000 Cash Performance Bonus based on Key Performance Indicators (KPIs)
  • $150,000 in total Equity/Equity Matching.
  • Benefits: Health insurance coverage and a desirable holiday and vacation/sick policy.
  • Growth & Impact: Early‑stage ownership, leadership opportunities, and direct influence on product and technical direction.
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