25 prototype engineer jobs at 19 companies in Oak Creek, WI
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Principal Mechanical Engineer
Skaneateles or Milwaukee
$112k-$154k/yrHybridFull Time
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.
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.
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
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
Intellihot: Manufactures sustainable tankless water heating systems for commercial buildings.
10+ YOEMechanical engineering degree,10+ years PTC Creo and 3D modeling/drawing experience,heat exchanger and thermal transfer knowledge,prototype build and manufacturability experience,ability to create drawings and interface with suppliers.
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
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
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.
Lead R&D Engineer (Libertyville, IL, US, 60048-3781)
Libertyville, Illinois, United States
$110k-$155k/yrHybridFull Time
Hollister Incorporated: Develops and manufactures specialized ostomy and continence healthcare products.
6+ YOEBachelor's (8 years) or Master’s (6 years) in a technical discipline with medical device experience; advanced knowledge of design controls, risk management, DOE, FMEA, DHF, V&V; SolidWorks and prototyping experience; ability to lift 15–25 kg and travel as needed.
SolidWorks, Stage Gate, Design Controls, Design of Experiments (DOEs), Failure Mode Effects Analysis (FMEA), Design History File (DHF), Verification and Validation (V&V)
Medical Murray: Development and contract manufacturing of complex medical devices.
3+ YOEBachelor's or Master's in biomedical/mechanical/related engineering required; 3+ years medical device engineering experience; SolidWorks and Microsoft Office proficiency; experience with design controls, V&V, risk management, prototyping, and manufacturing transfer.
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.
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.
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.
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
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.
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.
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.
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