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35 engineer internship jobs at 27 companies in Hamden, CT

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Design Engineer Internship - Fall 2026
Bloomfield or Suffield
OnsiteInternship
LiquidPiston
LiquidPiston: Developing compact, high-efficiency rotary internal combustion engines.
0+ YOEPursuing mechanical engineering; strong SolidWorks; hands-on prototyping; problem-solving; US person preferred.
SolidWorks, CAD
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1mo
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DUV FLS Production Engineer
Wilton, Connecticut, United States
OnsiteFull Time
ASML
ASMLNASDAQ: ASML: Manufactures lithography systems used to print patterns on wafers.
BSc in Mechanical Engineering, internship/engineering experience, cleanroom production troubleshooting, knowledge of epoxy processing, mechanical assembly, tooling, diagnostics, and Lean Manufacturing; familiarity with MATLAB, LabVIEW, and Python.
MATLAB, LabVIEW, Python, NX, Teamcenter, SAP
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2w
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Entry Level Wastewater Engineer
Hartford, Connecticut, United States
$75k-$100k/yr HybridFull Time
Trilon Group
Trilon Group: Providing engineering and design services for community infrastructure.
Bachelor's in Environmental or Civil Engineering; coursework or internship in wastewater; EIT preferred; familiarity with AutoCAD and Civil 3D; exposure to HydroCAD or HEC-RAS.
AutoCAD, Civil 3D, HydroCAD, HEC-RAS
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1w
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Engineer - Industrial Automation and Control Systems
Northbrook or Melville
$75k-$85k/yr HybridFull Time
UL Solutions
UL SolutionsNYSE: ULS: Provides safety science testing, inspection, and certification services globally.
University degree in electrical or mechanical engineering required; internship preferred. Responsible for test program development, project coordination, client communication, and technical reporting.
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4w
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2026 Intern Conversion: Hardware Engineer
Yorktown Heights or Albany
$122k-$182k/yr OnsiteFull Time
IBM
IBMNew York Stock Exchange: IBM: Global technology providing enterprise software, cloud, and consulting.
Bachelor's degree and successful completion of a 2025 IBM co-op or internship; entry-level hardware engineering role within IBM Research, onsite in New York.
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3d
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Water Engineer Intern
Middletown, Connecticut, United States
$24-$36/hr HybridPart Time
Arcadis
ArcadisEuronext Amsterdam: ARCAD: Designing and engineering sustainable solutions for natural and built environments
Pursuing a BS in civil/environmental/water resources engineering, 16–20 hrs/week availability, MS Office proficiency, strong communication and analytical skills; prior water sector coursework or internship preferred.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft SharePoint, Building Information Modeling (BIM), Power BI, Augmented Reality
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1w
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Full-Stack Software Engineer Internship (Summer 2027)
Stamford or Houston
OnsiteInternship, Full Time
Castleton Commodities International
Castleton Commodities International: Invests in and manages global energy and commodity assets.
Currently pursuing a BS/MS in CS/Engineering/MIS or related, strong Python skills (Pandas, NumPy), familiarity with Git, cloud (AWS), Kubernetes, Kafka, Snowflake, DevOps tools and data visualization (Streamlit).
Python, Pandas, NumPy, AWS, Snowflake, Kubernetes, Kafka, Git, Docker, Helm, CI/CD, Streamlit
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1w
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Field Engineer I - Nationwide 2027
Providence or Glastonbury or Boston or New York or Arlington or Baltimore or Philadelphia or Newark or Charlotte or Columbia or Atlanta
$35-$44/hr OnsiteFull Time
Gilbane Building Company
Gilbane Building Company: Global construction and facilities management services provider.
0+ YOEBachelor's in engineering or construction management, 0-1 years experience or internships, OSHA 30, Procore and Microsoft Office proficiency, First Aid/CPR, strong communication and technical skills.
Procore, Microsoft Office
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1w
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Intern – Civil Engineer (Land Development) – Fall 2026 | Melville, NY | Bohler
Melville, New York, United States
$19-$25/hr OnsiteInternship
Bohler
Bohler: Provides land development consulting and civil engineering services.
Enrollment in a bachelor's or master's in civil/environmental/biosystems engineering, strong communication, self-starter, interest in land development, familiarity with AutoCAD Civil 3D preferred.
AutoCAD Civil 3D
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6d
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AI Engineer Intern
Islandia, New York, United States
OnsiteFull Time, Internship
Festo
Festo: Festo provides pneumatic and electrical automation technology for industrial production.
Pursuing or graduated in CS/Software/IT/Data Science/AI; proficiency in Python, JavaScript, HTML, CSS, Git; knowledge of web architecture, OOP, debugging, and AI concepts.
Python, JavaScript, HTML, CSS, Git, REST APIs, Large Language Models (LLMs), Azure AI Services, Azure, AWS, Google Cloud
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2mo
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System and Software Engineer (MBSE / SysML) – Aerospace
East Hartford, Connecticut, United States
HybridMultiple Commitments Available
Sopra Steria
Sopra SteriaEuronext Paris: SOPR: Provides digital transformation consulting and information technology services.
3+ YOEBachelor's in engineering; experience with MATLAB/Simulink for embedded software; experience with Cameo Systems Modeler; SysML; DO-178C; aerospace domain.
MATLAB, Simulink, Cameo Systems Modeler
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2mo
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Rotational Development Program, Engineering, Operations, and Supply Chain
Monroe or Rockwood or Mason City or Monroe or Berlin or Montgomery or Salem or Memphis or New Haven or Las Vegas or Milan or Sacramento or Phoenix
FieldFull Time
ASSA ABLOY
ASSA ABLOYNasdaq Stockholm: ASSA B: Global manufacturer of locks and automated entrance systems.
Bachelor's in engineering, supply chain, or operations (minimum 3.0 GPA) required; internships desirable. Must be willing to relocate for rotations and travel to multiple manufacturing sites. Strong communication and curiosity.
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1mo
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Quality Leadership Development Program (QLDP)
Nashua or Austin or San Diego or Wayne or Huntsville or Endicott or Greenlawn or Manassas or New Hampshire or Texas or California or Virginia or United States
$65k-$110k/yr HybridFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
0+ YOEBachelor's in engineering required (Master's for advanced level), internship/co-op or project experience preferred, teamwork and leadership demonstrated, willing to relocate for rotations, ability to obtain and maintain DoD security clearance, U.S. person/citizenship required.
Lean Six Sigma
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3mo
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Principal Engineer Software - Storage (Chronosphere)
Burbank or Denver or Chicago or Austin or Jacksonville or Hartford or Bridgeport or Seattle or Boston or New York City
$147k-$238k/yr RemoteAll Commitments Available
Palo Alto Networks
Palo Alto NetworksNASDAQ: PANW: Provides enterprise-grade network, cloud, and endpoint security software.
Design and build scalable backend services for high-volume telemetry data; strong backend skills; cloud infra experience; API design; mentorship.
Go, Java, Python, Rust, AWS, GCP, Azure, REST, gRPC, GraphQL
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1w
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Wentworth Institute of Technology College Career Fair Fall 2026
Newton or Bloomfield
OnsiteInternship
Salas O'Brien
Salas O'Brien: Provides integrated engineering design and technical consulting services.
Must be currently enrolled in a bachelor’s or master’s program in engineering, architecture, audio engineering, or business-related field; strong communication and teamwork; CAD (AutoCAD/Revit) experience helpful.
AutoCAD, Revit
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2mo
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Engineering Co-Op
Groton, Connecticut, United States
OnsiteInternship
Precision Castparts Corp.
Precision Castparts Corp.NYSE: BRK.B: Manufacturer of complex metal components for aerospace and industrial markets.
Enrolled student pursuing a Bachelor's or Master's in Materials, Mechanical, or Aeronautical Engineering; minimum GPA 2.5; willingness to relocate; capable of data analysis, documentation, and process improvement.
Word, Excel, PowerPoint
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1mo
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Engineering Intern
Bloomfield, Connecticut, United States
OnsitePart Time, Internship
Salamander Designs
Salamander Designs: Handcrafts custom furniture for technology integration and residential spaces.
Current enrollment in an accredited engineering or related program (junior/senior preferred); proficiency in SolidWorks or AutoCAD and 3D CAD software; strong mechanical aptitude, attention to detail, teamwork, and communication skills.
SolidWorks, AutoCAD, 3D CAD software
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1w
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Engineering Intern
Bohemia, New York, United States
$20-$25/hr OnsiteMultiple Commitments Available
Data Device Corporation
Data Device Corporation: Manufacturer of high-reliability connectivity and power control electronics.
Enrolled in an electrical engineering/technical/scientific program; U.S. person or eligible for Department of State/commercial license; basic circuit design, soldering, test equipment (DMM, oscilloscope), MS Office/Excel, technical writing; able to work under supervision.
MS Office, Microsoft Excel, DMM, Oscilloscope
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1w
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Computer Aided Drafting & Design (CAD) Intern (Fall 2026 Co-Op) - Transmission & Distribution (Wallingford)
Wallingford, Connecticut, United States
$19-$28/hr OnsiteInternship
Burns & McDonnell
Burns & McDonnell: Engineering, architecture, and construction services for global infrastructure.
Currently enrolled in a CAD/engineering technology program, strong Office skills, 3.0 GPA preferred, legally authorized to work in the U.S., strong communication and problem-solving.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook
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2w
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Acoustics Intern
Stamford, Connecticut, United States
HybridInternship
TLC Engineering Solutions
TLC Engineering Solutions: Providing high-performance engineering design and consulting services for buildings.
Current bachelor's student in mechanical/acoustical/architectural engineering; available full-time (40 hrs/week) for summer; desire to pursue acoustical consulting; computer software aptitude.
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