5 prototype engineer jobs at 5 companies in Delaware

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Research Engineer, Mechanical
Newark, Delaware, United States
OnsiteFull Time
Air Liquide
Air LiquideEuronext Paris: AI: Supplies industrial gases, medical gases, and related technologies.
3+ YOEMaster's or Bachelor's in Mechanical, Electrical, or Software Engineering; 3+ years in rapid prototyping, system integration, and tech transfer; CAD, 3D printing, C++, Python, machine tool experience; strong problem-solving and communication skills.
Computer Aided Design (CAD), 3D Printing, machine tools, C++, Python
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R&D Materials Engineer
Newark, Delaware, United States
$71k-$116k/yr OnsiteFull Time
Coherent
CoherentNYSE: COHR: Manufactures lasers, engineered materials, and optical networking components.
0+ YOEBS in Materials Engineering; 0-5 years in advanced materials; hands-on prototyping, characterization, and process improvement; familiar with ceramics and metal matrix composites.
Creo, Solidworks, Office, Oracle, Cumulus, Agile
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Senior Mechanical Engineer
New Castle, Delaware, United States
OnsiteFull Time
Waters Corporation
Waters CorporationNYSE: WAT: Provider of analytical laboratory instruments and software.
5+ YOEBachelor's degree and 5-7 years experience in mechanical R&D; prototype design, GD&T, PDM, 3D modelling (Unigraphics/SolidWorks), simulation (Ansys/Matlab), strong communication and problem-solving skills.
Unigraphics, SolidWorks, PDM, Ansys, Matlab
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Co-op Mechanical Engineer, Product Development
Newark, Delaware, United States
$26-$28/hr OnsiteFull Time, Internship
Hologic
HologicNASDAQ: HOLX: Develops medical technology for women's healthcare and diagnostics.
2+ YOEFull-time 6-month co-op (Sep 2026–Mar 2027). Currently enrolled in a Bachelor's program with at least one semester remaining; rising junior/senior; 2+ years SolidWorks and PDM Works experience; 3D fabrication and prototyping experience; able to work onsite in Newark, DE.
SolidWorks, PDM Works, 3D printing
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Senior Product Designer (copy)
United States or Alabama or Alaska or Delaware or District of Columbia or Hawaii or Iowa or Louisiana or Mississippi or Nebraska or New Mexico or Rhode Island or South Dakota or West Virginia
$130k/yr RemoteFull Time
TeamSnap
TeamSnap: Software platform for managing youth sports teams and leagues.
4+ YOE4+ years product design experience, degree in design/HCI or equivalent, strong portfolio with metrics, expertise in Figma and prototyping, web/app experience, ability to collaborate with product/engineering/marketing, comfortable working across time zones.
Figma