14 prototype engineer jobs at 13 companies in Ellington, CT
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Sensor Solutions Prototype Engineer Sr (Hartford, CT, US)
Hartford, Connecticut, United States
OnsiteFull Time
7+ YOE7+ years engineering experience; 3+ years field testing; 3+ years project management; IoT and sensor technology; engineering programming experience preferred; PE license preferred; Bachelor’s in Engineering; Masters preferred.
IoT, Sensor technology, Engineering software
3mo
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Design Engineer Internship - Fall 2026
Bloomfield or Suffield
OnsiteInternship
0+ YOEPursuing mechanical engineering; strong SolidWorks; hands-on prototyping; problem-solving; US person preferred.
SolidWorks, CAD
2mo
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Electrical Engineer
Groton, Connecticut, United States
$100k-$110k/yr OnsiteFull Time
5+ YOEMid-senior electrical engineer with 5-10 years' experience, BSEE, US citizenship, secret clearance, PCB/CCA design and fabrication, KiCAD/Gerber/CAD experience, prototyping and test procedure development.
KiCAD, Gerber, CAD
3d
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Mechanical Design Engineer
Monsey or New London or Airmont
$109k-$120k/yr OnsiteFull Time
8+ YOEBachelor’s degree in mechanical engineering or related field; 8–12+ years of mechanical design experience with system development, testing, manufacturing support, CAD, prototyping, troubleshooting, and team direction.
CAD
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R&D Mechanical Engineer
Wallingford, Connecticut, United States
$90k-$115k/yr OnsiteFull Time
3+ YOE3+ years R&D mechanical engineering experience, SolidWorks and 3D-CAD proficiency, hands-on prototyping and shop experience, FEA/DFSS analytical skills, Microsoft Office proficiency, BSc/MSc in Mechanical or Electrical Engineering, strong English communication.
3D-CAD, SolidWorks, 3D printers, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook, Microsoft Word, FEA, Design for Six Sigma
2mo
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Associate Product Engineer, Home Fragrance
South Deerfield, Massachusetts, United States
$72k-$85k/yr OnsiteFull Time
Bachelor's in engineering or materials science required; 0-2 years product development experience preferred; CAD/Creo experience preferred; strong problem solving, prototyping, testing, and documentation skills.
CAD, Creo
1mo
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Engineer I, Test
East Longmeadow, Massachusetts, United States
$60k-$97k/yr OnsiteFull Time
1+ YOE1+ years relevant experience; hands-on testing and supplier qualification; experience with measurement/metallurgical/metrological devices; CAD experience (Catia preferred); able to create prototypes, test plans, and technical reports.
CAD, Catia
1mo
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Mechatronics Engineer - Product Innovation
Torrington, Connecticut, United States
OnsiteFull Time
Degree in mechatronics, mechanical, electrical, robotics or related field; experience developing electromechanical products; CAD proficiency; strong hands-on problem-solving and prototype validation skills.
CAD
1mo
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Product Development Engineer - Mechatronics & Controls
Torrington, Connecticut, United States
OnsiteFull Time
Degree in mechatronics/mechanical/electrical/robotics, experience with electromechanical product development, CAD and prototyping skills, hands-on testing and problem solving.
CAD
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Senior Research Engineer - Experimental Engineering
Yonkers or Washington or Colchester or Arizona or California or Connecticut or Illinois or Maryland or Massachusetts or Michigan or New Hampshire or New Jersey or New York or Texas or Vermont or Virginia or District of Columbia
$115k-$160k/yr RemoteFull Time
Senior research engineer with deep full-stack software engineering experience, strong applied AI/ML knowledge, prototyping and R&D experience, Python/FastAPI and frontend (React/React Native) familiarity, and ability to lead experiments and mentor engineers.
AI, Machine Learning, Python, FastAPI, React, React Native, RAG
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System Design Manager
Tariffville, Connecticut, United States
OnsiteFull Time
10+ YOEBachelor's in engineering or industrial design,10+ years industrial design experience,experience with materials,manufacturing processes,CAD/PLM/DDM,prototyping,testing,and standards compliance.
CAD, Product Lifecycle Management (PLM), Design Data Management (DDM), Geometric Dimensioning and Tolerancing (GD&T)
3mo
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CT - 5084 Development Engineering Technician III
Westborough, Massachusetts, United States
$24-$40/hr OnsiteFull Time
Equipment setup, troubleshooting, assembly of electro-mechanical prototype equipment; maintenance and calibration compliance; support development testing and documentation.
Machine Shop Tools, Calibration Equipment
1w
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Enterprise & Client Solutions Manager, AI, Song Life - part of Accenture Song
Albany or Arlington or Atlanta or Austin or Boston or Charlotte or Chicago or Cincinnati or Cleveland or Columbus or Culver City or Denver or Detroit or Hartford or Houston or Irving or Miami or Milwaukee or Minneapolis or Morristown or Mountain View or New York City or Oklahoma City or Philadelphia or Pittsburgh or Raleigh or Sacramento or San Diego or San Francisco or Scottsdale or Seattle or St. Louis or St. Petersburg or United States
$80k-$266k/yr RemoteFull Time
5+ YOE5+ years in AI solution development, digital transformation, creative technology, product innovation, or related fields; experience prototyping, automation, API integration, prompt engineering, and scalable offerings.
Claude, ChatGPT, GPT-4o, Gemini, Adobe Firefly, Midjourney, Runway, Suno, ElevenLabs, Cursor, Copilot
2mo
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Architect - Personal Insurance Cross-Domain Architecture
Hartford or Saint Paul
$127k-$209k/yr HybridFull Time
4+ YOEBachelor's in computer science or related STEM and 4+ years architecture/software engineering experience; hands-on experience with cloud-native technologies, APIs, AI/ML, prototyping, roadmaps, and agile delivery; insurance tech preferred.
cloud-native technologies, APIs, AI/ML