24 prototyping engineer jobs at 18 companies in Brookfield, WI

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Principal Mechanical Engineer
Skaneateles or Milwaukee
$112k-$154k/yr HybridFull Time
Baxter
BaxterNew York Stock Exchange: BAX: Develops and manufactures medical devices, pharmaceuticals, and IV solutions.
5+ YOE5+ years mechanical engineering experience in regulated industries; Bachelor's/Master's in Mechanical Engineering; proficiency with Creo and ANSYS; medical device design controls, DFM, prototyping, and mentoring experience.
Creo, ANSYS
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Design Engineer
Waukesha, Wisconsin, United States
OnsiteFull Time
Husco: Manufacturer of hydraulic and electro-mechanical control systems.
Hands-on mechanical/design engineer with 3D CAD (ProE) experience, knowledge of hydraulic control systems, strong communication and problem-solving skills, ability to test prototypes, and willingness to travel internationally.
ProE, 3D CAD
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Hydraulic Product Engineer
Milwaukee, Wisconsin, United States
OnsiteFull Time
Douglas Dynamics
Douglas DynamicsNYSE: PLOW: Manufacturer of professional snow and ice control equipment.
0+ YOEBachelor's in engineering, 0-5 years experience, hydraulic systems knowledge, prototype testing, BOM/ECN experience, strong communication and troubleshooting skills.
SolidWorks, DraftSight, Automation Studio, Hydraulic test kits, multimeter, Microsoft Teams, PLC/Ladder logic
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Product Engineer
Fort Atkinson, Wisconsin, United States
OnsiteFull Time
Spacesaver
Spacesaver: Manufacturer of high-density mobile shelving and specialized storage systems.
2+ YOEDegree in engineering or mechanical design technology with relevant years of experience; solid modeling experience (Creo/ProE); knowledge of sheet metal, welding, machining; ERP and Microsoft Office proficiency; ability to prototype and perform mechanical calculations.
Creo/ProE, ERP, Microsoft Outlook, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Project
3mo
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Sr Mechatronics Engineer (Wauwatosa, WI, US)
Wauwatosa, Wisconsin, United States
$110k-$160k/yr OnsiteFull Time
Harley-Davidson
Harley-DavidsonNYSE: HOG: Designing and manufacturing motorcycles, parts, accessories, and lifestyle apparel.
5+ YOE5 years in engineering with 2+ years in electric/electrical systems engineering; bachelor's in Electrical, Software, or Mechatronics engineering; strong proj mgmt and prototyping skills.
Creo, SolidWorks, Arduino, Raspberry Pi, CAN, LIN, Automotive Ethernet, Python, Matlab/Simulink, C/C++, Java, Android, iOS, ECU development tools
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Design Engineer, Front End Innovation
Brookfield, Wisconsin, United States
OnsiteFull Time
Milwaukee Tool
Milwaukee ToolHong Kong Stock Exchange: 0669: Manufacturer of professional-grade power tools and jobsite solutions.
1+ YOEBSc in Mechanical Engineering or related,1-2 years product development or concept engineering experience,prototyping and CAD experience,3D printing and simulation familiarity,strong critical thinking and communication,ability to travel 10-20%.
CAD, Analysis Tools, 3D modeling, simulation, 3D Printing, rapid prototyping methods, office suite
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Engineer 2, Electrical
Germantown, Wisconsin, United States
$60k-$114k/yr OnsiteFull Time
Systems LLC
Systems LLC: Manufactures industrial loading dock equipment and vehicle restraint systems.
1+ YOEBachelor's in electrical engineering or equivalent, 1+ years related experience, UL 508A MTR (or ability to obtain within 1 year), Altium Designer and test equipment experience, prototype soldering, circuit analysis, and up to 10% travel.
Altium Designer, power supply, signal generator, oscilloscope, spectrum analyzer, network analyzer
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Engineer II
Milwaukee, Wisconsin, United States
OnsiteFull Time
Medical College of Wisconsin
Medical College of Wisconsin: Private academic institution providing medical education and research.
3+ YOEDevelop and advance a compact 10 GHz EPR spectrometer: reproduce, document, design microwave circuits, simulate in HFSS, validate prototypes; MS/PhD-level technical writing and bench RF experience required.
HFSS, VNA, Spectrum Analyzer
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Sr. Power Electronics & Controls Engineer
Milwaukee or Appleton
OnsiteFull Time
ITW
ITWNYSE: ITW: Global manufacturer of specialized industrial equipment and consumables.
5+ YOEBachelor's in Electrical Engineering,5+ years control systems and power electronics experience, multi-kW switch-mode design with SiC, loop compensation and digital control implementation, PCB layout familiarity, and hands-on prototyping.
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Enterprise AI Enablement Engineer
Milwaukee or United States
RemoteFull Time
Zywave
Zywave: Provides cloud-based software solutions for the insurance industry.
5+ YOEHands-on prototyping with Python/JavaScript/TypeScript, LLM APIs (Claude preferred), TrueFoundry, REST API integrations with Salesforce/Atlassian/Microsoft 365, CI/CD and cloud (Microsoft Azure) experience, stakeholder-facing business analysis, security-minded.
Claude (Anthropic), TrueFoundry, Claude Code, Cowork, Atlassian, Jira, Confluence, Salesforce, Microsoft 365, Microsoft Azure, Replit, Snowflake, GitHub, Slack, Python, JavaScript, TypeScript, REST APIs, CI/CD, Model Context Protocol (MCP)
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Applied AI Engineer, Internal Tools
Boston or Milwaukee or Maitland
$104k-$178k/yr HybridFull Time
Alegeus
Alegeus: Provides technology platforms for managing healthcare benefit accounts.
3+ YOE3+ years building applied AI/automation/internal tools; experience with ChatGPT, Microsoft Copilot, APIs, and structured data; strong prototyping, productization, and cross-functional collaboration; Bachelor's in related field or equivalent experience.
ChatGPT, Microsoft Copilot, APIs
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Mobile app Developer (Paid Internship)
Fort Atkinson or Madison
$30/hr HybridMultiple Commitments Available
Complete TransPack Solutions
Complete TransPack Solutions: Provides transport packaging management and logistics services for manufacturers.
1+ YOEBuild a mobile prototype with on-device object detection using YOLO variants; prepare annotated dataset (300–500 images); train, optimize, and export models (CoreML/TensorFlow Lite); embed models on edge; proficiency in Python, OpenCV/PyTorch/TensorFlow, and mobile frameworks; US work authorization and portfolio/GitHub required.
Python, YOLOv8, YOLOv11, YOLO-NAS, YOLOX, Roboflow, CVAT, CoreML, TensorFlow Lite, OpenCV, PyTorch, TensorFlow, Apple Neural Engine, GPU, Dart/Flutter, JavaScript/React Native, Swift, Kotlin, GitHub
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Kohler Intern - Accelerated Engineering
Kohler, Wisconsin, United States
$32-$40/hr OnsiteInternship
Kohler
Kohler: Manufacturer of kitchen, bath, and smart home products.
Actively enrolled in a Bachelor's in Engineering (mechanical preferred), authorized to work in the US without sponsorship, CAD and prototyping knowledge preferred, prior internship experience preferred.
CAD
3w
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Electronic Engineering Technician
Germantown, Wisconsin, United States
OnsiteFull Time
J.W. Speaker
J.W. Speaker: Designs and manufactures high-performance vehicular lighting solutions.
High School Diploma/GED required; Associate's in Electronic Engineering Technology preferred. Must be comfortable with multimeters and oscilloscopes, reading electrical schematics, troubleshooting, and supporting prototyping and testing.
multimeter, oscilloscope
6d
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Engineering Technician II
Whitewater, Wisconsin, United States
OnsiteFull Time
Generac
GeneracNYSE: GNRC: Manufactures backup power generators and energy technology solutions.
2+ YOEHigh school diploma, 2 years relevant experience, proficiency with Microsoft Office, able to perform electrical/mechanical/environmental tests, use measurement devices, assemble prototypes, and document results.
Microsoft Office, ISO 17025, DVOM, clamp meter, IR, thermometer, engine dynamometer
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Technician III (Wauwatosa, WI, US, 53222)
Wauwatosa, Wisconsin, United States
OnsiteFull Time
Briggs & Stratton
Briggs & Stratton: Manufactures engines, generators, and outdoor power equipment.
5+ YOECalibrate and use specialized measurement and test equipment, fabricate prototype components, document and analyze engineering test data; Associates in a technical field or equivalent and 5 years experience with engines or related products.
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Manager, UX & UI Design
Milwaukee, Wisconsin, United States
$115k-$120k/yr RemoteFull Time
HSA Bank
HSA BankNYSE: WBS: Administers health savings and employee benefit spending accounts.
5+ YOE5–7 years UI design experience, BA/BS required, expert Figma, design system and accessibility (WCAG) experience, portfolio, collaboration with engineering, responsive and prototyping skills.
Figma
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Associate Structural Designer
Hartford or Neenah or North America or Europe
OnsiteFull Time
Menasha Corporation
Menasha Corporation: Sustainable corrugated and plastic packaging and supply chain solutions.
0+ YOEBachelor's in packaging engineering or related (or equivalent experience); 0+ years structural/packaging design experience; familiarity with CAD/ArtiosCAD; knowledge of packaging materials, testing, prototyping, and strong communication and organizational skills.
CAD, ArtiosCAD
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Model Maker
Milwaukee, Wisconsin, United States
OnsiteFull Time
Brady Corporation
Brady CorporationNYSE: BRC: Manufacturing industrial identification and workplace safety solutions.
Fabricate and machine prototype parts to close tolerances from drawings, operate machine shop equipment (mills, lathes, grinders, CNC, EDM, lasers, 3D printers), support manufacturing and value engineering, and follow safety standards.
milling machine, lathe, surface grinder, band saws, hand tools, CNC equipment, EDM, Lasers, 3D Printers, measuring devices

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