51 engineering internship jobs at 37 companies in Danbury, CT

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Data Engineering Internship (Summer 2027)
Stamford or Houston or New York City
OnsiteFull Time, Internship
Castleton Commodities International
Castleton Commodities International: Invests in and manages global energy and commodity assets.
Pursuing a Bachelor's or higher in CS/Engineering/MIS, expected grad Winter 2027–Spring/Summer 2028. Strong Python and SQL skills; experience with pandas, NumPy, SQLAlchemy; familiarity with Snowflake, cloud (AWS/Azure); web scraping interest.
Python, SQL, Snowflake, pandas, NumPy, SQLAlchemy, Airflow, AWS, Azure
3w
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Structural Engineering Intern (Summer 2027)
White Plains, New York, United States
OnsiteFull Time
OneFourTwo Design Group
OneFourTwo Design Group: Full-service architecture and structural engineering design firm.
Enrolled in a civil engineering degree program (GPA ≥ 3.0). Strong communication, coursework or internship experience in construction/engineering; ability to prepare designs, review codes, and produce Revit construction drawings.
Revit
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
6d
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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
1mo
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Civil Engineering Intern - Transportation (Fall 2026)
Rochelle Park, New Jersey, United States
$23-$35/hr OnsiteFull Time, Internship
Stantec
StantecTSX: STN: Provides professional engineering, architecture, and environmental consulting services.
0+ YOECurrently enrolled in a bachelor's civil/structural engineering program; exposure to CAD; good academic standing; ability to assist with drafting, checking drawings and calculations, quantity take-offs, and field inspection.
CAD
1d
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Software Engineering Intern – Summer 2027
Fridley or Tempe or Eatontown or Santa Rosa or Lafayette or Boulder or Plymouth or Mounds View or Irvine or North Haven or Memphis or Newton or Dexter or Santa Ana or Mansfield or Fort Worth or Minneapolis or Brooklyn Center or Jacksonville or Boston or Brooklyn Park
$27-$45/hr OnsiteFull Time
Medtronic
MedtronicNew York Stock Exchange: MDT: Develops and manufactures medical devices and digital health solutions.
Currently pursuing BS/MS in computer/software engineering or related with anticipated graduation 2027–2029; full-time internship availability June–Aug; U.S. work authorization required; 3.0 GPA preferred; experience with programming/projects preferred.
C, C++, C#/.NET, SQL, JavaScript, Java, Python, Swift, HTML/CSS, Microsoft Visual Studio, Jenkins, GitLab
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.
2mo
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2027 Engineering Summer Analyst
Greenwich, Connecticut, United States
OnsiteFull Time, Internship
AQR Capital Management
AQR Capital Management: Quantitative investment firm managing traditional and alternative strategies.
0+ YOEUndergraduate or Master’s student; completing degree between Dec 2027 and Jun 2028; strong problem solving and collaboration.
C#, .NET Core, HTML, Angular, Tableau, Python, Java, AWS, Git, Jenkins, Redis, RabbitMQ, Postgres
3w
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Co-Op 2026 – Software Engineering – XiO Cloud (AI Engineering)
Rockleigh or Boston
OnsiteInternship, Temporary
Crestron
Crestron: Designs and manufactures advanced automation and control systems.
Must be an enrolled bachelor’s student in CS/SE/CE/AI/Data Science, have unrestricted U.S. work authorization, familiarity with Python and Git, and interest or exposure to AI/LLM technologies.
Python, Git, LangChain, LangGraph, vector databases
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
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
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.
3w
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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.
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
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
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
2mo
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Engineer III
Carlstadt, New Jersey, United States
$102k-$131k/yr OnsiteAll Commitments Available
BrandSafway
BrandSafway: Provides scaffolding, specialized construction services, and industrial equipment.
7+ YOE7-10 years experience; Bachelor's in engineering; PE/SE license in multiple jurisdictions; CAD & 3D modeling with Revit; ability to perform complex calculations.
CAD, Revit, Finite Element Analysis
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
1mo
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3D-CFD Simulation Intern
Farmington Hills or Allendale
HybridInternship, Full Time
Bosch
Bosch: Global manufacturer of automotive and industrial engineering technology.
Pursuing a Master's in Mechanical/Aerospace engineering, experience with 3D simulation tools (AVL Fire, Converge), CAD modifications, minimum 3.0 GPA, ability to work independently; PhD, IC engine testing, and GT-Power experience preferred.
AVL Fire, Converge, CAD, GT-Power
1mo
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Construction Project Engineer Intern
Valhalla, New York, United States
$60k-$72k/yr OnsiteFull Time, Internship
City of New York
City of New York: Provides municipal services and administration for New York City.
Baccalaureate degree in civil engineering required; valid New York motor vehicle driver license; ability to perform field inspections, climb ladders, lift ~20 lbs, and travel to watershed sites; strong analytical, communication, and contract-tracking skills.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, AutoCAD, eBuilder